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Product Name: H-D-Pyr-OH
CAS#: 4042-36-8
Synonyms: D-Pyroglutamic acid
Molecular Formula: C5H7NO3
Molecular Weight: 129
Appearance:White crystals with lumps
Specific rotation[α]D/20(C=2 in H2O):+10.8°to +12.3°
Melting Point (ºC):160 to 163 ºC
Chloride(C1):Not more than 0.02%
Iron(Fe):Not more than 10ppm
Heavy metals(Pb):Not more than 10ppm
Arsenic(As2O3):Not more than 1ppm
Loss on drying:Not more than 0.20%
Residue on ignition:Not more than 0.10%
Assay:98.0%ï½?01.0%
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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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