Gold Member Since 2013
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Qingdao Salus International Trade Co., Ltd.

L-Methionine, Amino Acid, Feed Additive manufacturer / supplier in China, offering Chinese Manufacturer Supply for L-Methionine, Feed Grade 99% Dl-Methionine for Fish, Factory Price Urea N46% Granular with Humic Acid and so on.

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Chinese Manufacturer Supply for L-Methionine

FOB Price: US $1.78 / KG
Min. Order: 1 KG
Min. Order FOB Price
1 KG US $1.78/ KG
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Production Capacity: 500 Ton/Year
Transport Package: 25kg/Drum
Payment Terms: L/C, T/T, D/P, Paypal

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Basic Info
  • Model NO.: salus
  • Classification: Food Additives
  • Appearance: Powder
  • Name: L-Methionine
  • Trademark: salus
  • Efficacy: Promote Nutrition
  • Type: Nutrition Enhancers
  • Color: White
  • Sample: Free
  • Origin: China Mainland
Product Description
1.Quick Details
CAS No.: 63-68-3
Other Names: 2-amino-4-(methylthio)-butyric aci...
MF: C5H11NO2S
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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