L-tryptophan
Inquiry
| Post Date: | Jun 20,2016 |
| Expiry Date: | Jun 20,2017 |
| Detailed Description: |
Cas No. :73-22-3
Quantity: 5000Metric Tons Specs:white to light yellow crystal or crystal powd Payment Method: T/T L/C L-tryptophan feed grade amino acid CAS NO.: 73-22-3 Items Specification Appearance white to light yellow crystal or crystal powder Specific Optical Rotation -29.0°~-33.0° Loss on drying ≤0.5% Crude Ash ≤0.5% Heavy metals(Pb) ≤20 mg/kg Arsenic ≤2mg/kg Assay ≥98% |
| CAS Registry Number: | 73-22-3 |
| Synonyms: | ;H-Trp-OH;L-Tryptophane;L-Tryptohan;TRP;(S)-2-Amino-3-(3-indolyl)propionic acid;2-Amino-3-(1H-indol-3-yl)propanoic acid;Tryptophan;(S)-2-Amino-3-(1H-indol-3-yl)propanoic acid;L-alphs-Amino-3-indolepropionic acid; Indole-3-alanine; |
| Molecular Formula: | C11H12N2O2 |
| Molecular Weight: | 204.2252 |
| Molecular Structure: | 
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| Risk Codes: | R33:有累积作用的危险‖R40; |
| 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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