- Table 6 to Subpart VVVV of Part 63—Default Organic HAP Contents of Petroleum Solvent Groups
As specified in § 63.5758(a)(6), when detailed organic HAP content data for solvent blends are not available, you may use the values in the following table:
| Solvent type | Average organic HAP content, percent by mass | Typical organic HAP, percent by mass | Aliphatic (Mineral Spirits 135, Mineral Spirits 150 EC, Naphtha, Mixed Hydrocarbon, Aliphatic Hydrocarbon, Aliphatic Naptha, Naphthol Spirits, Petroleum Spirits, Petroleum Oil, Petroleum Naphtha, Solvent Naphtha, Solvent Blend.) | 3 | 1% Xylene, 1% Toluene, and 1% Ethylbenzene. | Aromatic (Medium-flash Naphtha, High-flash Naphtha, Aromatic Naphtha, Light Aromatic Naphtha, Light Aromatic Hydrocarbons, Aromatic Hydrocarbons, Light Aromatic Solvent.) | 6 | 4% Xylene, 1% Toluene, and 1% Ethylbenzene. |
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