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.

Public domain This work has been (or is hereby) released into the public domain by the copyright holder. This applies worldwide.

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  • (del) (cur) 14:39, 16 May 2004 . . DenLianda (Talk | contribs) . . 184×107 (462 bytes) (Phtalic anhydride formula. Drew that myself, declared Public Domain.)
  • (del) (rev) 14:37, 16 May 2004 . . DenLianda (Talk | contribs) . . 0×0 (455 bytes) (Phtalic anhydride formula. Drew that myself, decared Public Domain.)

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