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4,4’-Dihydroxy-7(CAS:134-47-4)
4,4’-Dihydroxy-7(CAS:134-47-4)

4,4’-Dihydroxy-7(CAS:134-47-4)

Product name: 4,4’-Dihydroxy-7

CAS No.：134-47-4

Molecule Formula：C21H16N2O9S2

Molecule Weight：504.49

Purity: 98%

Package: 25kg/drum

Description：Light yellow crystalline powder

Manufacture Standards：Enterprise Standard
INQUIRY
Description
TESTING ITEMS      SPECIFICATIONS RESULTS
Appearance Light yellow crystalline powder Conforms
Loss on drying ≤0.50% 0.15%
Assay ≥98.0% 98.7%
Conclusion:        
The Product Conforms to Enterprise Standard.
Mark Cathy