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N-acetyl-tyrosine 537-55-3

Posted at: Offers to Sell and Export | Posted on: Tue 12 Mar, 2013 3:20 am |
 
Product Description:

Solution S Clear and colorless Conforms

Appearance White crystal or white crystalline powder Conforms



Specific

Rotation [20/D]

(C=2 in H2O) +46.0° to +49.0° 46.75°

TLC 1% L-Tyr-OH Conforms

Chloride (Cl) Not more than 0.020% 0.02%

Ammonium (NH4) Not more than 0.020% <0.020%

Sulfate (SO4) Not more than 0.020% 0.018%

Iron (Fe) Not more than 20ppm 7ppm

Heavy metal(Pb) Not more than 10ppm 7ppm

Arsenic(As2O3) Not more than 1ppm <1ppm

Loss on drying Not more than 0.5% 0.1%

Residue on ignition(sulfated) Not more than 0.1% 0.08%

Assay 98.5 to101% 99.3%



Company Contact:

aminoacid photo
Contact Name: Ronghu
Company Name: Sichuan Tongsheng Amino Acid Co., Ltd
Email: Email
Tel: +86-0838-2274206
Fax: +86-0838-2274207
Street Address: Room 1-11-1, No. 19
Of North Tianshan Road, Deyang,
Sichuan, China 618000
Website: http://www.aminoacids.cn
Member name: aminoacid
Country: China-CN China
Member Since: 10 December 2009
Total Leads: 126 aminoacid Import Export Business Leads
Business focus: L-amino Acids, D-amino Acids, Dl-amino Acid, N-acetylamino Acids, Methyl Ester, Ethyl Ester Amino Acids, Boc- Serial Amino Acids
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