2,2'-DIAMINODIPHENYL DISULFIDE
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  Certification of Analysis
Product Name
2,2'-DIAMINODIPHENYL DISULFIDE
CAS No
1141-88-4
Catalog No
SC-46641
Quantity
1kg
Batch No
20130706
Product Date
2013.07.06
Date of analysis
2013.07.06




Items of analysis
Specification
Results
Appearance
Yellow-green powder
Yellow-green powder
Melting point
90-93°C
Conforms
Loss on drying
≤0.5%
Conforms
Every other impurity
≤0.5%
Conforms
Total impurities
≤1.0%
Conforms
Assay 
99.0%min
99.2%
Remark
Declaration: For laboratory use by technically qualified individual only
Conclusion
It accords with the Enterprise Standard
  
    Analyst: Jack Fu                            Check: Anne Zhang                             Date: 2013-07-06

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