$194.47

4,4'-Biphthalic Anhydride(purified by sublimation), 5G - B4262-5G

$223.58

4,4'-Oxydiphthalic Anhydride, 100G - O0237-100G

$68.71

4,4'-Oxydiphthalic Anhydride, 25G - O0237-25G

$188.65

4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride(purified by sublimation), 5G - E1412-5G

$25.62

3,4'-Oxydiphthalic Anhydride, 1G - O0384-1G

$78.02

4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride, 5G - E1164-5G

$770.90

4-Ethynylphthalic Anhydride, 5G - E0579-5G

$284.14

3,4'-Oxydiphthalic Anhydride, 25G - O0384-25G