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10 Kilogram |
FOB Price: USD 10.0000 |
L-Methionine Amino Acids 63-68-3
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3,Free sample
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Company Introduction:
Onchem (China) Co.,Ltd is a comprehensive manufacturer and an international distribution of chemicals throughout the world. Specialized in APIs, chemical intermediates, herbal extract and pharmaceutical raw materials.
Product Detailed
Introduction
L-Methionine is one of eight essential amino acids, which means that it is an essential building block fproteins it cannot be produced in the body. Ingestion through diet supplements is required. L-Methionine is an antioxidant that can be found in meat dairy products.
L-Methionine is essential fthe production of creatine, which is an important nutrient fproper functioning of muscles the entire cardiovascular system
Registered Index
CAS No.: 63-68-3
EC No.: 200-562-9
Formula: C5H11NO2S
Molecular weight: 149.21
Appearance: Colorless white crystal white crystalline powder
Quality Specification
Specific rotation[]D20 | +23.0 to +24.5 |
State of solution(transmittance): | Clear colorless 98.0% min. |
Chloride(Cl) | 0.020% max. |
Ammonium(NH4) | 0.02% max. |
Sulfate(SO4): | 0.020% max |
Iron(Fe): | 10ppm max. |
Heavy metals (Pb): | 10ppm max. |
Arsenic(As2O3): | 1ppm max. |
Other amino acids | Chromatographically not detectable |
Loss on drying | 0.20% max |
Residue on ignition(sulfated) | 0.10% max |
Assay: | 99.0% min. |
PH |
5.6 to 6.1 |
Package: 10G/pack,100g/pack,1kg/pack (aluminium foil bag)
Storage:2 year
Sample: we provide free sample.
Factory Picture:
Delivery:
3days by EMS,FEDEX,DHL.
Welcome to Onchem (China) Co.,Ltd, and welcome to inquiry me about all our products, we will provice the competitive price for u. We are sincerely responsible for the "product quality" and "After Service"
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