product

  • L-Proline CAS NO 147-85-3  for Pharma Grade(USP/EP)

    L-Proline CAS NO 147-85-3 for Pharma Grade(USP/EP)

    Product Name:L-Proline

    CAS NO.:  147-85-3

    Product Properties:Have strong sweet, almost odourless. Melting point 222 ℃ (decomposition). Easily soluble in water (162. 3%, 25 ℃), soluble in ethanol, insoluble in ether and butanol, easy deliquescence, crystallization is not easy to get.

    Appearance:White crystalline powder

    Packing:25kg/drum

  • L-Glutamic acid CAS NO 56-86-0 for Pharma Grade(USP/EP)

    L-Glutamic acid CAS NO 56-86-0 for Pharma Grade(USP/EP)

    Product Name:L-Glutamic acid(Glu)

    CAS NO.:  56-86-0

    Appearance:White crystalline powder

    Product Properties: is a white crystalline powder, almost odorless, with a distinctive taste and sour taste.Decomposition from 224 to 225 degrees.Saturated aqueous solutions have a pH of about 3.2.Hardly soluble in water, actually insoluble in ethanol and ether, very soluble in formic acid.Solubility (g/100g water);0.72(20 ° C), 1.51(40 ° C), 3.17(60 ° C), 6.66(80 ° C)

    Packing:25kg/fiber drum, with two plastic bags inside

  • L-Glutamine CAS NO 56-85-9 for Pharma Grade(USP/EP)

    L-Glutamine CAS NO 56-85-9 for Pharma Grade(USP/EP)

    Product Name:L-Glutamine(Gln)

    CAS NO.:  56-85-9

    Appearance:White crystalline powder

    Product Properties: Protect the product from sunshine or rain. Do not transport them together with poisonous or harmful goods.  

    Packing:1kg/bag; 25kg/drum

  • L-Aspartic acid CAS NO 56-84-8 for Pharma Grade(USP/EP)

    L-Aspartic acid CAS NO 56-84-8 for Pharma Grade(USP/EP)

    Product Name:L-Aspartic acid

    CAS NO.:  56-84-8

    Appearance:White Powder

    Product Properties: A white crystal or crystalline powder, taste slightly acid.Soluble in boiling water, slightly soluble in water (0.5%) at 25℃, easily soluble in dilute acid and sodium hydroxide solution, insoluble in ethanol, ether, heated to 270℃ decomposition, isoelectric point 2.77, its specific rotation is related to the dissolved solvent

    Packing:25kg/drum

  • L-Cysteine CAS NO 52-90-4 for Pharma Grade(USP/EP)

    L-Cysteine CAS NO 52-90-4 for Pharma Grade(USP/EP)

    Product Name:L-Cysteine

    CAS NO.:  52-90-4

    Appearance:White Crystalline Powder

    Product Properties: Cysteine is a white crystalline or crystalline powder, soluble in water, slightly smelly, insoluble in ethanol, ethyl ether and other organic solvents.Melting point 240℃, monoclinic system.Cysteine is one of the sulfur-containing amino acids, which is a non-essential amino acid. In organisms, it is synthesized by substitution of sulfur atom of methionine with hydroxyl oxygen atom of serine, and then by cysteine.Cysteine is stable to acids, but is readily oxidized to cysteine in neutral and alkaline solutions.

    Packing:25kg per plastic bag or 25kg per iron drum

  • L-Alanine  CAS NO 56-41-7 for Pharma Grade(USP/EP)

    L-Alanine CAS NO 56-41-7 for Pharma Grade(USP/EP)

    Product Name:L-Alanine (Ala)

    CAS NO.:  56-41-7

    Appearance:white crystalline powder

    Product Properties: By propionic acid ammoniation method (1) propionic acid chloride as raw materials, the temperature of 105 ℃ and 3% red phosphorus, in the presence of catalyst into the liquid chlorine to chloride, generate 2 – chlorinated propionic acid, and then into the ammonia solution, with methenamine as catalyst, ammoniation, under the temperature of 60 ℃ is generate 2 – amino propionic acid. Finally the reactant into methanol solution for crystallization, the centrifugal; Dry alpha alanine was finished. 2. The alpha bromine propionic acid chlorination process will alpha bromine propionic acid; Ammonia; Ammonium bicarbonate mixed reflux 7 h, then evaporation to dry, reoccupy ethanol soak wash ammonium bromide, filter out crystallization, again through filtering, adding ethanol crystallization, filtration drying product. 3. Cyanohydrin method of acetaldehyde and hydrocyanic acid reaction generated cyanohydrin, reacts with ammonia amino acrylic get; Then under the condition of alkaline hydrolysis to generate amino propionic acid sodium, L – alanine by ion exchange.

    Packing:25kg/drum

  • L-Arginine  CAS 74-79-3 for Pharma Grade(USP/EP)

    L-Arginine CAS 74-79-3 for Pharma Grade(USP/EP)

    Product Name:L-Arginine

    CAS NO.:  74-79-3

    Appearance:White crystalline powder

    Product Properties: After being recrystallized from water, it loses crystal water at 105 ℃, and its water solubility is strongly alkaline, and it can absorb carbon dioxide from the air. It is soluble in water (15%, 21℃), insoluble in ether, and slightly soluble in ethanol.

    Packing:25kg/drum

  • DL-Alanine  CAS NO 302-72-7 for Pharma Grade(USP/EP)

    DL-Alanine CAS NO 302-72-7 for Pharma Grade(USP/EP)

    Product NameDL-Alanine
    CAS NO.: 302-72-7
    Appearancewhite powder
    Product Properties: Colorless to white odorless needle-like crystal or crystalline powder.Has a sweet taste.Taste threshold is 0.06%.The recrystallized from water-ethanol solution is rhombic crystal system, and the recrystallized from water is acicular crystal or crystalline powder.The pH value of 5% aqueous solution is 5.5 ~ 7.0.Melt and decompose at 295 ~ 300℃.Stable chemical properties.It can be converted to L-lactic acid in the presence of nitrite.Soluble in water (16.72g/100ml, 25℃).Slightly soluble in ethanol.Optically free.
    Packing25kg/drum

  • DL-Methionine CAS NO 59-51-8 for Pharma Grade (USP/EP)

    DL-Methionine CAS NO 59-51-8 for Pharma Grade (USP/EP)

    Product Name:DL-Methionine
    CAS NO.:  59-51-8
    Appearance:white crystalline powder
    Product Properties: Melting point of 276-279 ℃, Soluble in water, Very difficult to soluble in ethanol, Almost insoluble in acetone ethanol.
    Packing:25kg/bag , 25kg/drum or as per customer’s requirement

  • Glycine CAS NO 56-40-6 for Pharma Grade (USP/EP/BP)

    Glycine CAS NO 56-40-6 for Pharma Grade (USP/EP/BP)

    Product Name:Glycine
    CAS NO.: 56-40-6
    Appearance:White crystalline powder
    Product Properties: Sweet taste, easily soluble in water, slightly soluble in methanol and ethanol, insoluble in acetone and ether, melting point: between 232-236℃(decomposition).
    Packing:25kg/bag , 25kg/drum or as per customer’s requirement

  • L-Leucine CAS NO 61-90-5 for Pharma Grade (USP)

    L-Leucine CAS NO 61-90-5 for Pharma Grade (USP)

    Product Name:L-Leucine
    CAS NO.:  61-90-5
    Appearance:White crystals or crystalline powder
    Product Properties: Taste slightly bitter, soluble in water, Slightly soluble in alcohol, insoluble in ether.
    Packing:25kg/bag , 25kg/drum or as per customer’s requirement

  • L-Lysine HCL CAS NO 657-27-2 for Pharma Grade (USP)

    L-Lysine HCL CAS NO 657-27-2 for Pharma Grade (USP)

    Product Name:L-Lysine HCL
    CAS NO.: 657-27-2
    Appearance:White crystals or crystalline powder
    Product Properties: Colorless crystal substance, odorless, bitter sweet; soluble in water, slightly soluble in ethanol and diethyl ether
    Packing:25kg/bag or as per customer’s requirement

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