40 CFR 180.920 - Inert ingredients used pre-harvest; exemptions from the requirement of a tolerance.

View all text of Subpart D [§ 180.900 - § 180.1413]

§ 180.920 - Inert ingredients used pre-harvest; exemptions from the requirement of a tolerance.

Link to an amendment published at 89 FR 70527, Aug. 30, 2024.

The following materials are exempted from the requirement of a tolerance when used in accordance with good agricultural practice as inert (or occasionally active) ingredients in pesticide formulations applied to growing crops only:

Table 1 to § 180.920

Inert ingredients	Limits	Uses	Acetic acid, 2-ethylhexyl ester (CAS Reg. No. 103-09-3)	Not to exceed 50% by weight in pesticide formulation	Solvent/Co-solvent	Acetophenone (CAS Reg. No. 98-86-2)		Attractant, solvent, co-solvent	Adenosine (CAS Reg. No. 58-61-7)	Maximum of 0.5% of formulation	Synergist	Adipic acid (CAS Reg. No. 124-04-9)		Acidification or buffering agent; pH regulator	Alder bark		Seed germination stimulator	Alkyl (C12-C16) dimethyl ammonio acetate (CAS Reg. Nos. 683-10-3, 2601-33-4 and 693-33-4	20% by weight in pesticide formulation	Surfactant	α-Alkyl (minimum C6 linear, branched, saturated and/or unsaturated)-ω-hydroxypolyoxyethylene polymer with or without polyoxypropylene, mixture of di- and monohydrogen phosphate esters and the corresponding ammonium, calcium, magnesium, monoethanolamine, potassium, sodium, and zinc salts of the phosphate esters; minimum oxyethylene content is 2 moles; minimum oxypropylene content is 0 moles (CAS Reg. Nos. 9046-01-9, 37280-82-3, 39464-66-9, 42612-52-2, 50643-20-4, 52019-36-0, 58318-92-6, 60267-55-2, 61837-79-4, 67711-84-6, 68070-99-5, 68071-35-2, 68071-17-0, 68130-47-2, 68186-37-8, 68186-36-7, 68311-02-4, 68425-73-0, 68458-48-0, 68511-37-5, 68610-65-1, 68585-36-4, 68649-29-6, 68815-11-2, 68908-64-5, 68891-13-4, 73038-25-2, 78330-24-2, 108818-88-8, 154518-39-5, 317833-96-8, 873662-29-4, 936100-29-7, 936100-30-0)	Not to exceed 30% of pesticide formulation	Surfactants, related adjuvants of surfactants	N-alkyl(C8-C18) dimethylamidopropylamines where the alkyl group is linear and may be saturated and/or unsaturated (CAS Reg. Nos. 109-28-4, 3179-80-4, 7651-02-7, 22890-10-4, 22890-11-5, 39669-97-1, 45267-19-4, 68140-01-2, 1147459-12-8, 146987-98-6)	Not to exceed 20% by weight in herbicide formulations	Surfactants, related adjuvants of surfactants	N-alkyl (C8-C18) primary amines and their acetate salts where the alkyl group is linear and may be saturated and/or unsaturated (CAS Reg. Nos. 61790-57-6, 61790-58-7, 61790-59-8, 61790-60-1, 61788-46-3, 61790-33-8, 68155-38-4)	Concentration in formulated end-use products not to exceed 10% by weight in herbicide products, 4% by weight in insecticide products, and 4% by weight in fungicide products	Surfactants, related adjuvants of surfactants	N,N-Bis-α-ethyl-ω-hydroxypoly(oxy-1,2-ethanediyl) C8-C18 saturated and unsaturated alkylamines; the poly(oxy-1,2-ethanediyl) content is 2-60 moles (CAS Reg. Nos. 10213-78-2, 25307-17-9, 26635-92-7, 26635-93-8, 288259-52-9, 58253-49-9, 61790-82-7, 61791-14-8, 61791-24-0, 61791-26-2, 61791-31-9, 61791-44-4, 68155-33-9, 68155-39-5, 68155-40-8,70955-14-5, 73246-96-5, 1266162-49-5)	Not to exceed 25% in herbicide formulations and 10% in insecticide and fungicide formulations	Surfactants, related adjuvants of surfactants	N,N-Bis-α-ethyl-ω-hydroxypoly(oxy-1,2-ethanediyl/oxy(methyl-1,2-ethanediyl) C8-C18 saturated and unsaturated alkylamines; the poly(oxy-1,2-ethanediyl/oxy(methyl-1,2-ethanediyl) content is 2-60 moles (CAS Reg. Nos. 68213-26-3, 68153-97-9, 75601-76-2)	Not to exceed 25% in herbicide formulations and 10% in insecticide and fungicide formulations	Surfactants, related adjuvants of surfactants	Aluminum sulfate		Safener adjuvant	Ammonium acetate (CAS No. 631-61-8)	15%	Buffering Agent.	Ammonium chloride (CAS Reg. No. 12125-02-9)		Carrier/nutrient	Ammonium formate (CAS Reg. No. 540-69-2)		Complexing or fixing agent	Ammonium nitrate (CAS Reg. No. 6484-52-2)		Adjuvant/ intensifier for herbicides	Ammonium polyphosphate (CAS Reg. No. 68333-79-9)		Sequestrant, buffer, or surfactant	Quaternary ammonium compounds, benzylbis(hydrogenated tallow alkyl)methyl, bis(hydrogenated tallow alkyl)di-methylammonium salts with saponite (CAS Reg. No. 1588523-05-0)	Not to exceed 1.0% by weight of pesticide formulation	Suspending or structuring agent	Quaternary ammonium compounds, benzylbis(hydrogenated tallow alkyl)methyl, bis(hydrogenated tallow alkyl)di-methylammonium salts with sepiolite (CAS Reg. No. 1574487-61-8)	Not to exceed 2.0% by weight of pesticide formulation, asbestos free and containing less than 1% crystalline silica	Suspending or structuring agent	Amylopectin, 2-hydroxypropyl ether, acid- (CAS Reg. No. 2756130-86-4)	For seed treatment use only	Binder, carrier, film-former.	Trans-anethole (CAS Reg. No. 4180-23-8)	Not to exceed 3% in pesticide formulations	Fragrance.	Baicalin anhydrous (CAS Reg. No. 21967-41-9)	10% by weight	Stabilizer.	Baicalin hydrate (CAS Reg. No. 206752-33-2)	10% by weight	Stabilizer.	Barium sulfate		Carrier	1,4-Benzenedicarboxylic acid, dimethyl ester, polymer with 1,4-butanediol, adipic acid, and hexamethylene diisocyanate, minimum number average molecular weight (in amu) 30,000 (CAS Reg. No. 55231-08-8)	For use in honeybee hive miticide formulations	Component of controlled release agent	1,2-Benzisothiazolin-3-one	Not more than 0.1% of formulation. Not more than 0.02 lb to be applied per acre	Preservative/stabilizer	Benzyl acetate (CAS Reg. No. 140-11-4)		Solvent	Beta Cyclodextrin, Methyl Ethers (CAS Reg. No. 128446-36-6)	40% by weight	Stabilizer and solvent	Boric acid		Sequestrant	Buffalo gourd root powder (Cucurbita foetidissima root powder); or, Zucchini juice (Cucurbita pepo juice) or Hawkesbury melon Citrullus lanatus.	No more than 2.5 lbs/acre/season (3.4 gm/acre/season of Cucurbitacin)	Gustatory stimulant	Butyl stearate		Defoamer	γ-Butyrolactone		Solvent	C.I. Pigment Blue #15 (CAS Reg. No. 147-14-8; containing no more than 50 ppm polychlorinated biphenyls (PCBs))	For seed treament use only	Dye, coloring agent	C.I. Pigment Green #7 (CAS Reg. No. 1328-53-6; containing no more than 50 ppm polychlorinated biphenyls (PCBs))	For seed treatment use only	Dye, coloring agent	C.I. Pigment Red #112 (CAS Reg. No. 6535-46-2)	Seed treatment use only. Limited to 10% w/w of pesticide formulation	Coloring agent	C.I. Pigment Violet #23 (CAS Reg. No. 6358-30-1; containing no more than 20 ppb of polychlorinated dibenzo-p-dioxins and/or polychlorinated dibenzofurans)	For seed treatment use only	Dye, coloring agent	C.I. Pigment Yellow 1 (CAS Reg. No. 2512-29-0)	Not to exceed 10% (weight/weight) in pesticide formulation	Colorant	Calcium Pantothenate (CAS Reg. No. 137-08-6)	0.1% by weight in pesticide formulations	Enzyme cofactor	Calcium formate (CAS Reg. No. 544-17-2)		Carrier	Calcium gluconate (CAS Reg. No. 299-28-5)		Sequestrant	Camphor (CAS Reg. No. 76-22-2)	Not more than 5% weight to weight (w/w) of pesticide formulations	Deodorant, melting point adjustment	Carbon Black (CAS Reg. No. 1333-86-4)	For seed treatment use only	Colorant	Carbonic acid, dipotassium salt (CAS Reg. No. 584-08-7)		Buffering agent	Carbonic acid, dipotassium salt, trihydrate (CAS Reg. No. 18662-52-7)		Buffering agent	Carboxymethyl guar gum sodium salt (CAS Reg. No. 39346-76-4)	Without limitation	Thicker/drift reduction agent	Carboxymethyl-hydroxypropyl guar (CAS Reg. No. 68130-15-4)	Without limitation	Thicker/drift reduction agent	Carous chloride	10 ppm in formulation	Tagging agent	Carrageenan, conforming to 21 CFR 172.260	Not more than 0.15% of pesticide formulation	Thickener and stabilizer for pesticide formulations applied to seeds before planting	Chlorobenzene	Contains not more than 1% impurities. Not for use after edible parts of plant begin to form. Do not graze livestock in treated areas within 48 hours after application	Solvent, cosolvent	5-Chloro-2-methyl-4-isothiazolin-3-one (in combination with 2-methyl-4-isothiazolin-3-one)	Not more than 0.0022% (22.5 ppm) in the formulation; 0.00022% (or 2.25 ppm) in the final solution applied to growing crops	Preservative	Choline chloride (CAS Reg. No. 67-48-1)		As a solvent	Choline hydroxide (CAS Reg No. 123-41-1)	Without limitation	Neutralizer	Cis-isomer of 1-(3-chloroallyl)-3,5,7-triaza-1-azoniaadamantane chloride (CAS Reg. No. 51229-78-8)	Maximum of 0.14% by weight of formulation	Preservative	Coco alkyl dimethyl amines (CAS Reg. No. 61788-93-0)	Not to exceed 0.5% in pesticide formulation	Emulsifier	Copper naphthenate	Not more than 2.5% of formulation; application limited to before edible portions of plants begin to form	Mercaptan scavenger in technical pesticide	Cumene sulfonic acid and its ammonium, calcium, magnesium, potassium, sodium and zinc salts (CAS Reg. Nos. 15763-76-5, 16066-35-6, 164524-02-1, 28085-69-0, 28348-53-0, 28631-63-2, 32073-22-6, 37475-88-0, 37953-05-2, and 90959-88-9)		Surfactant, related adjuvant of surfactant	Cyclohexane		Solvent, cosolvent	Cyclohexanone		Do.	Cysteine (CAS Reg. No. 52-90-4)	Maximum of 0.5% of formulation	Synergist	D&C Green No. 6		Dye	D&C Red No. 17, technical grade		Dye	D&C Red No. 33 (CAS Reg. No. 3567-66-6); meeting the specifications listed in 21 CFR 74.1333		Dye	D&C Violet No. 2, technical grade	Not more than 0.005% of pesticide formulation	Dye	Decanamide, N,N-dimethyl (CAS Reg. No. 14433-76-2)		Emulsifier, solvent, cosolvent	Dextrin, hydrogen 1-octenylbutanedioate (CAS Reg. No. 68070-94-0)	For seed treatment use only	Binder, carrier, film-former.	Diammonium phosphate (CAS Reg. No. 7783-28-0)		Buffer, surfactant	dibenzylidene sorbitol (32647-67-9)		Thinning agent	Diethanolamine		Stabilizer, inhibitor for formulations used before crop emerges from soil	Diethanolamine salts of alkyl (C8-C24) benzenesulfonic acid (CAS Reg. Nos. 26545-53-9, 67815-95-6, 67889-94-5, 67889-95-6, 68259-34-7, 68478-47-7, 68567-68-0, 68815-34-9, 68815-37-2, 68891-02-1, 68953-97-9, 84989-15-1, 85338-09-6, 90194-39-1, 90194-40-4, 90218-08-9)	Not to exceed 7% of pesticide formulation	Surfactants, related adjuvants of surfactants.	Diethylene glycol		Deactivator, adjuvant for formulations used before crop emerges from soil	Diethylene Glycol (CAS No. 111-46-6)	Without limitation	Solvent, stabilizer and/or antifreeze	Diethylene glycol and diethylene glycol monobutyl, monoethyl, and monomethyl ethers		Deactivator for formulations used before crop emerges from soil, stabilizer	Diethylene glycol mono butyl ether (CAS Reg. No. 112-34-5)	Without limitation	Pesticide inert ingredient as a solvent, stabilizer and/or antifreeze	Diethylene Glycol MonoEthyl Ether (CAS Reg. No. 111-90-0)	Without limitation	Solvent, stabilizer and/or antifreeze	Dimethylaminopropylamine, isopropylamine, ethanolamine, and triethanolamine salts of alkyl (C8-C24) benzenesulfonic acid (CAS Reg. Nos. 3088-30-0, 12068-12-1, 26264-05-1, 26836-07-7, 27323-41-7, 55470-69-4, 58089-99-9, 61886-59-7, 61931-76-8, 67924-05-4, 68110-32-7, 68259-35-8, 68411-31-4, 68442-72-8, 68567-69-1, 68584-24-7, 68584-25-8, 68648-81-7, 68648-96-4, 68649-00-3, 68815-30-5, 68815-35-0, 68910-32-7, 68953-93-5, 68953-98-0, 70528-84-6, 72391-21-0, 84961-74-0, 85480-55-3, 85480-56-4, 85995-82-0, 90194-42-6, 90194-53-9, 90194-54-0, 90194-55-1, 90218-09-0, 90218-11-4, 90218-35-2, 96687-54-6, 99924-49-9, 121617-08-1, 157966-96-6, 193562-36-6, 319926-68-6, 877677-48-0, 1093628-27-3)		Surfactants, related adjuvants of surfactants.	3,6-Dimethyl-4-octyn-3,6-diol	In pesticide formulations, for soil prior to planting or to plants before edible parts form	Surfactants, related adjuvants of surfactants	Dimethyl sulfoxide (CAS Reg. No. 67-68-5)		Solvent/co-solvent.	Dipotassium hydrogen phosphate		Buffering agent	Dipropylene glycol monomethyl ether		Stabilizer	Douglas-fir bark, ground		Solid diluent, carrier	Dysprosium chloride	10 ppm in formulation	Tagging agent	1,2-ethanediamine,N,N,N″, N″-tetramethyl-, polymer with 1,1′-oxybis[2-chloroethane] (CAS Reg. No. 31075-24-8)	For use in pesticide formulations applied to cotton or wheat only	Adjuvant or water conditioner	(S,S)-Ethylenediaminedisuccinic acid (CAS Reg. No. 20846-91-7)		Sequestrant or chelating agent	Ethylene glycol		Antifreeze, deactivator for all pesticides used before crop emerges from soil and in herbicides before or after crop emerges	Ethylene glycol (CAS Reg. No. 107-21-1)	Without limitation	Pesticide inert ingredient as a solvent, stabilizer and/or antifreeze.	Ethylene glycol monobutyl ether			2-Ethylhexanol		Cosolvent, defoamer, solvent for all pesticides used before crop emerges from soil and in herbicides before or after crop emerges	Europic chloride	10 ppm in formulation	Tagging agent	FD&C Blue No. 1 (CAS Reg. No. 3844-45-9)	For seed treatment use only	Dye, coloring agent	FD&C Blue No. 1, methyl-polyethylene glycol derivative (CAS Reg. No. 9079-34-9)	For seed treatment use only; Number average molecular weight (in amu) is greater than 1,000; Not to exceed 5% of the formulated pesticide product	Dye, coloring agent	FD&C Blue No. 1, polyethylene glycol derivative (CAS Reg. No. 9079-33-8)	For seed treatment use only; Number average molecular weight (in amu) is greater than 1,000; Not to exceed 5% of the formulated pesticide product	Dye, coloring agent	FD&C Red No. 40 (CAS Reg. No. 25956-17-6)	For seed treatment use only. Not to exceed 2% by weight of the pesticide formulation	Dye, coloring agent	Ferric chloride		Not greater than 2% of suspending, dispersing agent, pesticide formulation	Fluoroapatite		Solid diluent, carrier	Folic acid (CAS Reg. No. 59-30-3)	Maximum of 0.5% of formulation	Synergist	Gluconic acid (and sodium salt)		Sequestrant	l-Glutamic acid (C5 H9 NO4; CAS Reg. No. 56-86-0)	Seet treatment use only	Plant nutrient	[alpha]-D-glucopyranoside, 2-ethylhexyl 6-O-[alpha]-D glucopyranosyl- (CAS Reg. No. 330980-61-5)		Surfactant	[alpha]-D-glucopyranoside, 2-ethylhexyl (CAS Reg. No. 125590-73-0)		Surfactant	Glutamine (CAS Reg. No. 56-85-9)	Maximum of 0.5% of formulation	Synergist	Glycerol—propylene oxide polymer (CAS Reg. No. 25791-96-2)		Component in water-soluble film	Glyceryl triacetate		Stabilizer	Glyceryl tris-12-hydroxystearate		Flow control agent	Glycine betaine (CAS Reg. No. 107-43-7)		Plant nutrient	Graphite		Treatment aid for seeds	Guar hydroxypropyltrimethylammonium chloride (CAS Reg. No. 71329-50-5)		Thickener/drift reduction agent	Hexamethylenetetramine		Stabilizer for carriers in solid pesticide formulations	Hydrolyzed vegetable proteins from soy	Not to exceed 25% of pesticide formulation	pH adjusting agent, surfactant, adhesive.	2-(2′-hydroxy-3′,5′-di-tert-amylphenyl) benzotriazole (CAS Reg. No. 25973-55-1)	Maximum concentration of 0.6% in insecticide formulations applied to adzuki beans, canola, chickpeas, cotton, faba beans, field peas, lentils, linola, linseed, lucerne, lupins, mung beans, navy beans, pigeon peas, safflower, sunflower, and vetch	Ultraviolet (UV) stabilizer	2-Hydroxy-4-n-octoxybenzophenone (CAS Reg. No. 1843-05-6)	Not more than 0.2 pt of pesticide formulation	Light stabilizer	Hydroxypropyl guar gum		Thickener	2-Hydroxypropyl starch (CAS Reg. No. 9049-76-7)		Adjuvant	Isobornyl acetate		Solvent	Isobutyl alcohol		Do.	Isobutylene-butene copolymers	For soil application only	Binder	Isooctadecanol	Not more than 2% of pesticide formulation	Defoaming agent	Konjac glucomannan (CAS Reg. No. 37220-17-0)	Not to exceed 1.0% by weight in pesticide formulation	Thickener	Lanthanum chloride	10 ppm in formulation	Tagging agent.	Magnesium nitrate (in combination with 2-methyl-4-isothiazolin-3-one and 5-chloro-2-methyl-4-isothiazolin-3-one)	None	Preservation	Maleic acid	For pesticide formulations applied to apples with a minimum preharvest interval of 21 days	Stabilizer	Maleic anhydride (CAS Reg. No. 108-31-6)	Not to exceed 3.5% in pesticide formulations; or for pesticide formulations applied to apples with a minimum preharvest interval of 21 days	Stabilizer	Malic acid (CAS Reg. No. 6915-15-7)		Buffering and stabilizing agent	Manganese carbonate		Plant nutrient	D-mannose (CAS Reg. No. 3458-28-4)		Sequestrant, binder, filler	Mesityl oxide	Not for use after edible parts of plant begin to form. Do not graze livestock in treated areas within 48 hours after application	Solvent, cosolvent	Methionine (CAS Reg. No. 59-51-8)	Maximum of 0.5% of formulation	Synergist	Methyl alcohol		Do.	Methyl ethyl ketone		Surfactant	Methyl p- hydroxybenzoate		Preservative for formulations	Methyl isobutyl ketone		Solvent, cosolvent	2-Methyl-4-isothiazolin-3-one (in combination with 5-chloro-2-methyl-4-isothiazolin-3-one)	Not more than 0.0022% (22.5 ppm) in the formulation; 0.00022% (or 2.25 ppm) in the final solution applied to growing crops	Preservative	Mono-, di-, and trimethylnapthalenesulfonic acids and napthalenesulfonic acids formaldehyde condensates, ammonium and sodium salts (CAS Reg. Nos. 9008-63-3, 9069-80-1, 9084-06-4, 36290-04-7, 91078-68-1, 141959-43-5, 68425-94-5)		Surfactants, related adjuvants of surfactants	Methyl oleate		Surfactant	2-Methyl-2,4-pentanediol		Solvent for formulations used before crop emerges from soil	Methyl poly(oxyethylene)C8-C18 alkylammonium chlorides where the poly(oxyethylene) content is n = 2-15 and where C8-C18 alkyl is linear and may be saturated or unsaturated (CAS Reg. Nos. 3010-24-0, 18448-65-2, 70750-47-9, 22340-01-8, 67784-77-4, 64755-05-1, 61791-10-4, 28724-32-5, 28880-55-9, 68187-69-9, 68607-27-2, 60687-90-3	Concentration in formulated end use products not to exceed 10% by weight in herbicide products and 5% by weight in all other pesticide products	Surfactants, related adjuvants of surfactants	N-Methylpyrrolidone (CAS Reg. No. 872-504)		Solvent, cosolvent	Mixed phytosterols (consisting of campesterol, sitosterol and stigmasterol, with minor amounts of associated plant sterols) derived from edible vegetable oils		Surfactant	Mono- and bis-(1H, 1H, 2H, 2H-perfluoroalkyl) phosphates where the alkyl group is even numbered and in the C6-C12 range	Not more than 0.5% of pesticide formulation. Expires February 9, 2008	Surfactant, related adjvants of surfactants	Mono- and dialkyl (C8-C18) methylated ammonium chloride compounds, where the alkyl group(s) (C8-C18) are derived from coconut, cottonseed, soya, tallow, or hogfat fatty acids		Surfactants, related adjuvants of surfactants	Morpholine 4-C6-12 Acyl Derivatives (CAS Reg. No. 887947-29-7)		As a solvent	Nicotinamide (CAS Reg. No. 98-92-0)	Not to exceed 0.5% by weight of pesticide formulation as synergist; not to exceed 5% by weight of pesticide formulation as corrosion inhibitor	Synergist, corrosion inhibitor	α-(p-Nonylphenyl)-ω-hydroxypoly(oxyethylene); produced by the condensation of 1 mole of nonylphenol (nonyl group is a propylene trimer isomer) with an average of 4-14 or 30-100 moles of ethylene oxide; if a blend of products is used, the average number of moles of ethylene oxide reacted to produce any product that is a component of the blend shall be in the range 4-14 or 30-100		Surfactant	Octanamide, N,N-dimethyl (CAS Reg. No. 1118-92-9)		Emulsifier, solvent, cosolvent	α-Oleoyl-ω-(oleoyloxy) poly(oxyethylene) derived from α-hydro-ω-hydroxypoly(oxyethylene) (molecular weight 600 amu)		Component of defoamers	Oxo-decyl acetate (CAS reg. No. 108419-33-6)		Solvent	Oxo-heptyl acetate (CAS Reg. No. 90438-79-2)		Solvent	Oxo-hexyl acetate (CAS Reg. No. 88230-35-7)		Solvent	Oxo-nonyl acetate (CAS Reg. No. 108419-34-7)		Solvent	Oxo-octyl acetate (CAS Reg. No. 108419-32-5)		Solvent	Oxo-tridecyl acetate (CAS Reg. No. 108419-35-8)		Solvent	Phenol		Solvent, cosolvent	Phenol, 2-(2H-benzotriazol-2-yl)-6-dodecyl-4-methyl-, (CAS Reg. No. 23328-53-2)	Not more than 10% by weight of pesticide formulations	UV stabilizer.	Phenolsulfonic acid—formaldehyde—urea condensate and its sodium salt	Applied to growing plants only	Dispersant surfactant	(Phthalocyaninato (2)) copper; (C.I. pigment blue No. 15)	When used as a colorant in low-density plastic films	Coloring agent, pigment	Pigment red 48	For seed treatment use only	Dye	α-Pinene	Not more than 2% of formulation by weight	Stabilizer	Poly(oxy-1,2-ethanediyl), α-isotridecyl-ω-methoxy (CAS Reg. No. 345642-79-7)	At a maximum of 10% in formulation	Surfactant	Poly(oxy-1,2-ethanediyl), α-(3-carboxy-1-oxosulfopropyl)-ω-hydroxy-, (C10-C12)-alkyl ethers, disodium salts, polyoxylene content averages 4-5 moles (CAS Reg. No. 68815-56-5)	Not to exceed 0.125% for seed treatment use only	Surfactant.	Poly(oxy-1,2-ethanediyl), α-(3-carboxy-1-oxosulfopropyl)-ω-hydroxy-, (C10-C16)-alkyl ethers, disodium salts, polyoxyethylene content averages 5 moles (CAS Reg. No. 68954-91-6)	Not to exceed 0.125% for seed treatment use only	Surfactant	Poly(oxy-1,2-ethanediyl), α, α′-{[[4-[(3-sulfophenyl)azo]phenyl]imino]di-2,1-ethanediyl}bis[ω-hydroxy-, monosodium salt	Not to exceed 20% by weight of pesticide formulation	Colorant.	Poly(oxyethylene) adducts of mixed phytosterols (such sterols to consist of campesterol, stigmasterol and sitosterol with minor amounts of associated plant sterols) derived from edible vegetable oils; polyoxyethylene content averaging 5-26 moles		Surfactant, related adjuvants	Polyoxyethylene polyoxypropylene mono(di-sec-butylphenyl) ether (CAS Reg. No. 69029-39-6)	Limited to herbicide formulations only, and to no more than 30% by weight in herbicide formulations intended for application to turf	Surfactants, related adjuvants of surfactants	Poly(oxyethylene) (5) sorbitan monooleate		Surfactants, related adjuvants of surfactants	Polysorbate 60, conforming to 21 CFR 172.836		Surfactant	Potassium acetate (CAS Reg. No. 127-08-2)		Nutrient	Potassium dihydrogen phosphate		Buffering agent	2-Propanamine, compound with α-phosphono-ω-butoxypoly (oxy-1,2-ethanediyl) (2:1) (CAS Reg. No. 431040-31-2)	Not more than 15% in the formulated product	Surfactant	2-Propanamine, compounds with polyethylene glycol dihydrogen phosphate C8-10- alkyl ether (2:1) (CAS Reg. No. 431062-72-5)	Not more than 15% in the formulated product	Surfactant	1-Propanaminium, 3-amino-N-(carboxymethyl)-N,N-dimethyl-, N-coco acyl derivatives, hydroxides, inner salts (CAS Reg. No. 61789-40-0)	10% w/w in pesticide formulation	Surfactant.	1,2-Propanediol, 3-[3-[1, 3, 3, 3-tetramethyl-1-[(trimethylsilyl)oxy]-1-disiloxyanyl] propoxy]- (CAS Reg. No. 70280-68-1)	Not to exceed 5% by weight of pesticide formulation	Antifoaming agent	Propylene glycol monomethyl ether		Solvent	Pyridoxine (CAS Reg. No. 65-23-6)	Maximum of 0.5% of formulation	Synergist	2-Pyrrolidinone, 1-butyl- (CAS Reg. No. 3470-98-2)	Not to exceed 30% by weight of pesticide formulation	Solvent/cosolvent	Rosin, dark wood (as defined in 21 CFR 178.3870(a)(1)(v))		Surfactants, related adjuvants of surfactants	Rosin, gum		Do.	Rosin, tall oil		Do.	Cell Walls of Saccharomyces cerevisiae		Carrier.	Scandium chloride	10 ppm in formulation	Tagging agent	Sodium bisulfate (CAS Reg. No. 7681-38-1)		Acidifying/buffering agent	Sodium 1,4-dicyclohexyl sulfosuccinate		Surfactants, related adjuvants of surfactants	Sodium 1,4-dihexyl sulfosuccinate (CAS Reg. No. 3006-15-3)		Surfactants, related adjuvants of surfactants	Sodium dihydrogen phosphate (CAS Reg. No. 7558-80-7) conforming to 21 CFR 182.6778		Buffering agent	Sodium 1,4-diisobutyl sulfosuccinate (CAS Reg. No. 127-39-9)		Surfactants, related adjuvants of surfactants	Sodium 1,4-dipentyl sulfosuccinate (CAS Reg. No. 922-80-5)		Surfactants, related adjuvants of surfactants	Sodium metaborate		Sequestrant	Sodium molybdate		Plant nutrient	Sodium nitrate		Solid diluent	Sodium nitrite	Not more than 3% of pesticide formulation	Stabilizer, inhibitor.	Sodium o-phenylphenate	Not more than 0.1% of pesticide formulation	Preservative for formulation	Sodium salt of the insoluble fraction of rosin		Surfactants, related adjuvants of surfactants	Sodium salts of N-alkyl (C8-C18)-beta-iminodipropionic acid where the C8-C18 is linear and may be saturated and/or unsaturated (CAS Reg. Nos. 3655-00-3, 61791-56-8, 14960-06-6, 26256-79-1, 90170-43-7, 91696-17-2, 97862-48-1)	Concentration in formulated end-use products not to exceed 30% by weight in pesticide formulations	Surfactants, related adjuvants of surfactants	Sodium tetraborate	Not more than 2% of pesticide formulation	Buffering agent; corrosion inhibitor	Starch, 1-octenylbutanedioate, aluminum salt (CAS Reg. No. 9087-61-0)	For seed treatment use only	Flow aid, flow enhancer, anti-caking agent	Sulfonic acids, C13-17-sec-alkane, sodium salts (CAS Reg. No. 85711-69-9)	Not to exceed 40% by weight in non-residential use pesticide formulation only	Surfactant	Sulfonic acids, C14-17-sec-alkane, sodium salts (CAS Reg. No. 97489-15-1)	Not to exceed 40% by weight in non-residential pesticide formulation only	Surfactant	Tallowamine, ethoxylated, mixture of dihydrogen phosphate and monohydrogen phosphate esters and the corresponding ammonium, calcium, potassium, and sodium salts of the phosphate esters, where the poly(oxyethylene) content averages 2-20 moles (CAS Reg. No. 68308-48-5)	Not to exceed 20% of pesticide formulation	Surfactants, related adjuvants of surfactants	Tannin		Dispersing agent	α-terpineol (CAS Reg. No. 98-55-5)	Not to exceed 5% in pesticide formulations	Solvent	Tertiary butylhydroquinone		Antioxidant	1-Tetradecanamine, N,N-dimethyl-, N-oxide (CAS Reg. No. 3332-27-2)		Component in water-soluble film	Tetraethylene glycol (CAS Reg. No. 112-60-7)		Solvent	N,N,N′,N″-Tetrakis-(2-hydroxypropyl) ethylenediamine (CAS Reg. No. 102-60-3)	Concentration in formulated end-use products not to exceed 20% by weight in pesticide formulations	Stabilizer for formulations	2,4,7,9-Tetramethyl-5-decyne 4,7-diol	In pesticide formulations, for application to soil prior to planting or to plants before edible parts form	Surfactants, related adjuvants of surfactants	Tetrapotassium pyrophosphate (CAS Reg. No. 7320-345)	Not to exceed 10% of formulation	Sequestrant, anticaking agent, conditioning agent	Thiamine Mononitrate (CAS Reg. No. 532-43-4)	0.1% by weight in pesticide formulations	Enzyme cofactor	Tin oxide (CAS Reg. No. 18282-10-5)	Not to exceed 40% by weight for use in seed treatment pesticide formulations only	Colorant	Titanium dioxide (CAS Reg. No. 13463-67-7)		Pigment, colorant, carrier	Toluenesulfonic acid and its ammonium, calcium, magnesium, potassium, sodium, and zinc salts		Solvent, cosolvent	Triethanolamine		Stabilizer, inhibitor for formulations used before crop emerges from soil	Triethanolamine (CAS Reg. No. 102-71-6)		Stabilizer, inhibitor	Triethylene glycol		Deactivator	Triethyl phosphate		Stabilizer for formulations used before crop emerges from soil	Trimethylolpropane (CAS Reg. No. 77-99-6)	Not to exceed 15% by weight of the film	Component in water-soluble film	α-[2,4,6-Tris[1-(phenyl)ethyl]phenyl]-ω-hydroxy poly(oxyethylene), the poly(oxyethylene) content averages 4-150 moles)	Not more than 15% of the formulation	Surfactant.	α-[2,4,6-Tris[1-(phenyl)ethyl]phenyl]-ω-hydroxy poly(oxyethylene); mixture of monohydrogen and dihydrogen phosphate esters and the corresponding ammonium, calcium, magnesium, potassium, sodium, and zinc salts, the poly(oxyethylene) content averages 4-150 moles)	Not more than 15% of the formulation	Do.	α-[2,4,6-Tris[1-(phenyl)ethyl]phenyl]-ω-hydroxy poly(oxyethylene) sulfate, and the corresponding ammonium, calcium, magnesium, potassium, sodium, and zinc salts, the poly(oxyethylene) content averages 4-150 moles	Not more than 15% of the pesticide formulation	Do.	Tryptophan (CAS Reg. No. 73-22-3)	Maximum of 0.5% of formulation	Synergist	Valeric acid, normal	Not more than 2% in pesticide formulations	Stenching agent or odorant	Xylene		Solvent, cosolvent	Xylenesulfonic acid its ammonium calcium, magnesium, potassium, sodium, and zinc salts		Surfactants, related adjuvants of surfactants	Yucca extract from Yucca schidigera		Wetting agent	Ytterbium chloride	10 ppm in formulation	Tagging agent	Yttrium chloride	10 ppm in formulation	Tagging agent	Zinc orthophosphate		Plant nutrient and safener	Zinc stearate, conforming to 21 CFR 182.5994 and 582.5994		Flow control agent

[69 FR 23124, Apr. 28, 2004] Editorial Note:For Federal Register citations affecting § 180.920, see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.govinfo.gov.