DL- methionine

DL- methionine

Product details
Product features
Dl-2-amino -4-(methylthio)butyric acid, also known as dl-methionine;The formula is C5H11NO2S;CH3SCH2CH2CH COOH group (NH2).CAS NO. : 59-51-8.Density: 1.34;Melting point: 270-273 C;Boiling point: 306.9 C at 760 mmHg;Flash point: 139.4 C;Storage conditions: 0-6 C.
Appearance and properties: white crystalline powder with a faint odor
Product use
Dl-methionine can be used as a spice according to GB 2760 -- 86.It is widely used in medicine, food and feed.
 In medicine, dl-methionine can be used as the main component of amino acid infusion and complex amino acid, and can also be used to synthesize medicinal vitamins.Methionine is one of the amino acids needed by human body. Lack of methionine can cause liver and kidney disorders. It is suitable for preventing liver diseases and arsenic or benzene poisoning.It can promote the growth of hair and nails, detoxify and enhance muscle activity.It can also be used for dysentery and malnutrition caused by protein deficiency after chronic infectious diseases.
‚ In food, for food amino acid fortification and food health products processing, can be used as nutritional supplements, because of the special smell, it is only used for fish cake products;Sea urchin taste is related to methionine, sea urchin sweet taste is related to glycine and alanine, bitter taste is related to valine, umami taste is related to glutamate, etc. Therefore, these amino acids can be formulated into flavoring agents.Demand for adult male :1g/d.Can be used in food.It shall not be used for baby food.
ƒ In feed respect, this product is feed nutrition fortifier.Livestock and poultry lack methionine, will cause dysplasia, weight loss, liver and kidney function weakened, muscle atrophy, fur metamorphism.Adding 1kg methionine to the feed is equivalent to the nutritional value of 50kg fish meal.The general additive amount in feed is 0,05%-0.2%.The content of commercial methionine ≥98.5%, is one of the amino acids required for the growth of livestock, is the "skeleton" amino acid of biosynthesis protein, has a strong regulatory effect on the metabolism of animals.In the feed industry, the amount of methionine accounts for a large proportion, which is used as the nutrient fortifier of feed and the feed additive to make up the balance of amino acids. Among the varieties of nutritional feed additives of amino acids, 60% of methionine, 30% of lysine and about 10% of other amino acids are methionine.