L-Threonine
Inquiry
| Post Date: | Jun 20,2016 |
| Expiry Date: | Jun 20,2017 |
| Detailed Description: |
Cas No. :72-19-5
Quantity: 5000Metric Tons Specs:98.5-101.5% Payment Method: T/T L/C L-Threonine CAS:72-19-5 Specification: ITEM STANDARD Appearance White crystals or Crystalline Powder Assay 98.5-101.5% Specific Optical Rotation -26.7° --29.1° Iron ≤0.003% PH Value 5.0-6.5 Chloride ≤0.05% Heavy Metals ≤15ppm% Sulfate ≤0.03% Loss on drying ≤0.2% Residue on ignition ≤0.4% Individual impurities ≤0.5% Total impurities ≤2% Identification Infrared Absorption Package: 25KG bag or as buyer’s request |
| CAS Registry Number: | 72-19-5 |
| Synonyms: | ;L-2-Amino-3-hydroxybutyric acid;L-Threonine, USP Grade;L-Threonine, allo-Free;H-Thr-OH;(2S,3R)-(-)-Threonine;Thr;(2S,3R)-2-Amino-3-hydroxybutyric acid;2-Amino-3-hydroxybutanoic acid;1-(4-fluorophenyl)-2,5-dimethyl-1H-pyrrole-3-carbaldehyde semicarbazone;Threonine;L-Threonin; |
| Molecular Formula: | C4H9NO3 |
| Molecular Weight: | 119.1192 |
| Molecular Structure: | 
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| Safety Description: | S24/25:; |
| Company: | Hebei Zhousheng Biological Technology CO., LTD |
| Contact: | elaine |
| Tel: | 0311-86556681 |
| Fax: | 0311-86556687 |
| Email: | elaine@zsbiological.com |
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