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89-32-7
futurechem
Product Description
Product name: Pyromellitic Dianhydride
CAS:89-32-7
MF: C10H2O6
MW: 218.12
EINECS:201-898-9
Applicatiuon:
Used as an intermediate in and pesticides
Specifications :
分析项目
Item
标准值
Standard Value
检测结果
Result
外观
Appearance
白色或微黄色结晶状
White or light yellow crystal-like
白色结晶状
White crystal-like
含量,% Assay
≥99.50
99.75%
熔点, ℃ Melting point
284.0~288.0
286.8℃
游离酸
Free acid ,%
≤0.5
0.19%