Sigma-Aldrich Phthalic Anhydride, CAS 85-44-9, For Synthesis 100 G | Glass/Polyester

Sigma-Aldrich Phthalic Anhydride, CAS 85-44-9, Reagentplus, 99% 1 Kg | Plastic/Aluminium

Sigma-Aldrich Phthalic Anhydride, CAS 85-44-9, ACS Reagent, ≥99% 25 G | Plastic/Rubber/Polyester

Sigma-Aldrich Phthalic Anhydride, CAS 85-44-9, Anhydrous, Free-Flowing, Redi-Dri, ACS Reagent, ≥99% 500 G

Sigma-Aldrich 4,4-(4,4-Isopropylidenediphenoxy)Bis(Phthalic Anhydride), CAS 38103-06-9, 97% 50 G | Paper

Sigma-Aldrich 3,4,5,6-Tetrahydrophthalic Anhydride, CAS 2426-02-0, 95% 10 G

Sigma-Aldrich 4,5-Difluorophthalic Anhydride, CAS 18959-30-3, For Synthesis 1 G

Sigma-Aldrich Hexahydro-4-Methylphthalic Anhydride, Mixture Of Cis & Trans, CAS 19438-60-9, 96% 25 G | Plastic/Polyester/Metal

Sigma-Aldrich 4-Fluorophthalic Anhydride, CAS 319-03-9, 97% 5 G

Sigma-Aldrich Poly[Trimethylolpropane/Di(Propylene Glycol)-Alt-Adipic Acid/Phthalic Anhydride], Polyol, CAS 68133-07-3, Average M 500 250 Ml

Sigma-Aldrich Tetrachlorophthalic Anhydride, CAS 117-08-8, 96% 100 G

Sigma-Aldrich 3-Nitrophthalic Anhydride, CAS 641-70-3, 98% 5 G

Sigma-Aldrich 4,4-Oxydiphthalic Anhydride, CAS 1823-59-2, 97% 25 G

Sigma-Aldrich Cis-1,2,3,6-Tetrahydrophthalic Anhydride, CAS 935-79-5, 95% 1 Kg

Sigma-Aldrich Tetrachlorophthalic Anhydride, CAS 117-08-8, For Synthesis 100 G

Sigma-Aldrich 1,2,3,6-Tetrahydrophthalic Anhydride, CAS 85-43-8, For Synthesis 1 Kg

Sigma-Aldrich 3-Nitrophthalic Anhydride, CAS 641-70-3, For Synthesis 25 G

Sigma-Aldrich Phthalic Acid Dipotassium Salt, CAS 4409-98-7, 98% 25 G

Sigma-Aldrich Acetic Anhydride, CAS 108-24-7, 99.5% 25 G | Wood

Sigma-Aldrich Phthalic Acid, CAS 88-99-3, Reagent Grade, 98% 100 G

Sigma-Aldrich Tetrafluorophthalic Anhydride, CAS 652-12-0, 97% 5 G

Sigma-Aldrich Heptafluorobutyric Anhydride, CAS 336-59-4, ≥98% 5 Ml

Sigma-Aldrich Maleic Anhydride, CAS 108-31-6, Puriss., ≥99.0% (NT) 100 G

Sigma-Aldrich Poly(Isobutylene-Alt-Maleic Anhydride), CAS 26426-80-2, Average Mw 6,000, 12-200 Mesh (85%) 250 G

Sigma-Aldrich Exo-3,6-Epoxy-1,2,3,6-Tetrahydrophthalic Anhydride, CAS 6118-51-0 25 G

Sigma-Aldrich ( )-2,3-Bis[(2R,5R)-2,5-Dimethylphospholano]Maleic Anhydride, CAS 505092-86-4, 98% 500 Mg | Metal

10Lb / 4.5Kg Phthalic Anhydride Phthalsaureanhydrid Pure 99,9%

Sigma-Aldrich Maleic Anhydride, CAS 108-31-6, 99% 25 G | Glass/Polyester/Polyethylene

Sigma-Aldrich P-Toluenesulfonic Anhydride, CAS 4124-41-8, 97% 5 G

Supelco Phthalic Acid, CAS 88-99-3, Analytical Standard 100 Mg

Sigma-Aldrich Dimethyl Isophthalate, CAS 1459-93-4, Reagentplus, 99% 25 G | Plastic/Polyester

Sigma-Aldrich Isobutyric Anhydride, CAS 97-72-3, 97% 25 Ml