DL-MethionineTypical Properties
Appearance
Off-White or Grayish powder
Assay
≥99%
Loss on drying
≤0.30%
Chloride
≤0.20%
Heavy Mental
≤20mg/kg
Arsenic
≤2mg/kg
DL-MethionineUsage
Suitable for prevention and treatment of liver diseases and arsenic or benzene poisoning
Malnutrition caused by protein deficiency after treatment of dysentery and chronic infectious diseases
In medicine, it can be used as a main component of amino acid infusion and complex amino acids, and can also be used to synthesize medicinal vitamins. It can be used to produce liver-protecting preparations by utilizing its anti-fatty liver function.
In food, it can be used as a nutritional supplement for amino acid fortification of foods and processing of food health products.
Culture application for mammals and insect cells with mixed isomers
DL-methionine can be used as a nutritional supplement. It has the same physiological effect as L-methionine, but the price is low (L-type is made from DL-type), so DL-methionine is generally used in Chemicalbook. In oats, rye, rice, corn, wheat, peanut flour, soybeans, potatoes, spinach and other plant foods to improve the balance of amino acids.
DL-Methionine Chemical nature
DL-methionine is white flake crystal or crystalline powder. Has a special smell. Slightly sweet. Melting point is 281 degrees (decomposition). The pH value of 10% aqueous solution is 5.6-6.1. No optical rotation. Chemicalbook is stable to heat and air. It is unstable to strong acid and can cause demethylation. It is soluble in water (3.3g/100ml, 25 degrees), dilute acid and dilute Reduce the solution. Very insoluble in ethanol, almost insoluble in ether
DL-MethioninePacking and Shipping
Packing: 25kg/fiberdrum
DL-MethionineStorage
Stored in cool dry ventilated warehouse