Irritant 3,3',4,4'-Benzophenonetetracarboxylic dianhydride 97+%
Supplier: Thermo Fisher Scientific
Certificates
About this item
CAS Number:2421-28-5
:
Formula:C₁₇H₆O₇
MDL Number:MFCD00005923
:322.23 g/mol
Melting Pt:219…226 °C
EINECS:219-348-1
:GHS07
Storage Temperature:Ambient
Specification Test Results
- Appearance:Yellow to tan Powder
- Infrared spectrum:Conforms
- Melting point:220 to 229 °C
- Free acid:≤2.2 %
- Titration by coupling:≥97.0 %
Specification Test Results
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