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99% CAS 89-32-7 Pyromellitic Dianhydride Pmda

2025-04-13 introduction 3990
CAS 89-32-7
89-32-7
C10H2O6
201-898-9
Synthesis Material Intermediates
Crystal
Industrial
White
Crystal
Chemical Industry
SENFEIDA
Bag
25kg
Jiangsu
2917399090
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