- Contact Person : Ms. Yu Jacqueline
- Company Name : Ningbo Yuanfa Bioengineering Co., Ltd.
- Tel : 0086-574-88073367,13586894335
- Fax : 0086-574-88073568
- Address : Zhejiang,NINGBO,FANSHIDU VILLAGE, JIANGSHAN ,YINZHOU DISTRICT ,NINGBO 315100 CHINA
- Country/Region : China
- Zip : 315100
L-Methionine
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white crystal or crystalline powder, freely soluble in water Solubility (H2O, g/100g): 14.8 (20o), 31.9 (40o), 64.0 (60o)
Product Name: L-Methionine CAS NO.: 63-68-3
Quality Standard: AJI92
Description: white crystal or crystalline powder, freely soluble in water
Solubility (H2O, g/100g): 14.8 (20o), 31.9 (40o), 64.0 (60o)
Test Items | Limit |
Identification Specific rotation State of Solution (Transmittance) Chloride(CL) Ammonium(NH4) Sulfate(SO4) Iron(Fe) Heavy metals(Pb) Arsenic(AS2 O3) Other amino acids Loss on drying Residue on ignition (sulfated) Assay PH | Conforms +23.0°~-+24.5° Clear and colorless Not less than 98.0% not more than 0.020% not more than 0.020% not more than 0.020% not more than 10ppm not more than 10ppm not more than 1ppm Chromatographicall not detectable not more than 0.20% not more than 0.10% 99.0%~100.5% 5.6 to 6.1 |
Storage: Preserve in tight containers at controlled room temperature.
Recommended limit: 2 years
L-Methionine