Image:Phtalic anhydride.png
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Phthalic anhydride formula. Drew that myself, declared Public Domain. That's just a chemical formula. No copyright would apply to it anyways.
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 14:39, 16 May 2004 | 184×107 (462 B) | DenLianda (Talk | contribs) | (Phtalic anhydride formula. Drew that myself, declared Public Domain.) |
| 14:37, 16 May 2004 | 0×0 (455 B) | DenLianda (Talk | contribs) | (Phtalic anhydride formula. Drew that myself, decared Public Domain.) |
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