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Product Name: H-Pyr-OH
CAS#: 98-79-3
Synonyms: L-Pyroglutamic Acid
Molecular Formula: C5H7NO3
Molecular Weight: 129
Appearance:White crystalline powder
Specific rotation(a)D20(C=5 H2O): -11.0 to -12.0ยบ
Chloride(C1):Not more than 0.02%
Ammonium(NH4):Not more than 0.02%
Sulfate(SO4):Not more than 0.02%
Heavy metals(Pb):Not more than 10ppm
Iron(Fe):Not more than 10ppm
Arsenic(As2O3):Not more than 1 PPM
Loss on drying:Not more than 0.5%
Residue on ignition:Not more than 0.1%
Assay:99.0-101.0%
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| Company: |
Sichuan Tongsheng Amino Acid Co.,Ltd
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| Contact: |
Mr. Ronghu Chen |
| Address: |
Room 1-11-1, No. 19 of North Tianshan Road, Deyang, Sichuan, China |
| Postcode: |
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| Tel: |
+86-838-2274206 |
| Fax: |
+86-838-2274207 |
| E-mail: |
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