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4,4’-(Ethyne-1,2-Diyl)Diphthalic Anhydride(CAS:129808-00-0)
4,4’-(Ethyne-1,2-Diyl)Diphthalic Anhydride(CAS:129808-00-0)

4,4’-(Ethyne-1,2-Diyl)Diphthalic Anhydride(CAS:129808-00-0)

Product name: 4,4’-(Ethyne-1,2-Diyl)Diphthalic Anhydride

CAS No.：129808-00-0

Molecule Formula：C18H6O6

Molecule Weight：318.23

Purity: 99%

Package: 25kg/drum

Description：White powder

Manufacture Standards：Enterprise Standard
INQUIRY
Description
TESTING ITEMS      SPECIFICATIONS RESULTS
Appearance White powder Conforms
Loss on drying ≤0.50% 0.15%
Assay ≥99.0% 99.7%
Conclusion:        
The Product Conforms to Enterprise Standard.
Mark Cathy