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  Arbutin
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Trade List:    Chemicals > Additive
Type:    Sell
Expired Date:    2008-08-08
Company Name:    Ningbo Free Trade Zone York Industry & Trading Co., Ltd.
Contact Person:    Robinson Yu
Country/Region:    China
Province:     Zhejiang

 Description  
 
  Item  Spec  Results
Appearance  white crystalline powder  Comply
Assay  â‰¥99.5%  100.5%
Melting point(C)  199 ~ 202(~0.5)  199-201
Clarity of water solution  Transparency , colorless, none suspended matters  Comply
PH value of 1%aqueous solution  5.0~7.0  5.75
Heavy metal  <10ppm  Comply
Specific optical rotation  -68~ -64  -67.2
Infrared signature peak  1515cm-1   1220cm-1   1050~(5~8)cm-1  Comply
Arsenic  â‰¤2 ppm  Comply
Loss on drying  â‰¤0.5%  Comply
Ignition residue  â‰¤0.5%  Comply
Hydroquinone  â‰¤10ppm  0.91
Pathogen  Bacteria count≤300CPUFungus≤100CPU  <20 CPU<20 CPU
 
Contact Us  
  Company Name:   Ningbo Free Trade Zone York Industry & Trading Co., Ltd.
  Company Address:   Room 1005, Chongguang Bldg., 796 Baizhang East Road, Ningbo, Zhejiang, China
  City/Town:   Ningbo
  Province/State:   Zhejiang
  Country/Region:   China
  Zipcode :  
  Telephone:   86-574-87852495
  Fax:   86-574-87893773
  Website:  
  Full Name (Department):   Robinson Yu (Sales Department)
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