Shandong, China
Business Type:
Manufacturer/Factory, Trading Company
Export Year:
Main Markets:
North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, ...
Terms of Payment:
LC, T/T, D/P, PayPal, Western Union, Money Gram
OEM/ODM Service
Sample Available
U.S. Warehouse
Korean Speaker

L-Methionine, Amino Acid, Feed Additive manufacturer / supplier in China, offering Best Quality for L-Methionine, Feed Additives Folic Acid CAS No. 59-30-3, High-Tower Compound NPK Fertilizer 15-15-15 and so on.

Gold Member Since 2013
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Best Quality for L-Methionine

Get Latest Price
Min. Order / Reference FOB Price
1 KG US $1.78/ KG
Production Capacity: 500 Ton/Year
Transport Package: 25kg/Drum
Payment Terms: L/C, T/T, D/P, Paypal
Efficacy: Promote Nutrition
Classification: Food Additives
Type: Nutrition Enhancers
Appearance: Powder
Color: White
Name: L-Methionine

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Basic Info

Model NO.: salus
Sample: Free
Trademark: salus
Origin: China Mainland

Product Description

1.Quick Details
CAS No.: 63-68-3
Other Names: 2-amino-4-(methylthio)-butyric aci...
EINECS No.: 200-562-9
Place of Origin: China (Mainland)
Type: Vitamins, Amino Acids and Coenzymes
Grade Standard: Food Grade, Medicine Grade
Purity: >98.5%
Molecular formula: C5H11NO2S
Descriptions: Colorless or white glossy flake-like crystal, or white crystalline powder. With slight special odor, taste slightly bitter. Melting point 280-281 ºC(dissolution). Instable to strong acid, demethylation can be resulted. Soluble in water(5.6g/100ml,30ºC), warm dilute ethanol, alkaline solution and dilute mineral acids. Difficult to be soluble in ethanol, nearly insoluble in ether. 
Applications: Nutrition supplement. One of the essential amino acids for human. DL-Methionine is usually used to replace L-Methionine because they have same effect while L-Methionine costs higher.

Quality standard
Item Index (enterprise standard)
Content (dry basis)                                98.5%-101.5%
As(by As,GT-3)                                        ≤1.5mg/kg
Heavy metal (as Pb,GT-16-2)              ≤20mg/kg
Pb(GT-18)                                                 ≤10 mg/kg
Loss on drying(GT-19,105ºC.2h)         ≤0.5%
Residue on ignition(GT-27)                   ≤0.1%
Specific optical rotation                          +21°- +25°

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