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  Compound Amino Acid Powder

  Compound amino acid(ammonium
   type), nano powder, liquid
  Single-element chelates
  of amino acids
  Multi-element chelates
 of amino acids

  L-Cystine

  L-Leucine

  L-Tyrosine

  L-Arginine HCL

  L-Arginine

  L-Gulutamic Acid

  L-Pyroglutamic Acid

  L-Lysine HCL

  L-Hydroxproline

  L-Tryptophan

  L-Cysteine HCL MONO

  L-Cysteine HCL ANHY

  L-GLUTAMIC Acid HCL

  N-Acetyl-L-Glutamic Acid

  DL-Methionine

 
 

  Products

L-Leucine

Test Items Standard

Description

white crystals or crystalline powder

Identification

infrared absorption spectrum

Specific rotation [α]D20

+14.9 to +16.0°

State of solution
(Transmittance)

clear and colorless
not less than 98.0%

Chloride (CI)

not more than 0.020%

Ammonium (NH4)

not more than 0.02%

Sulfate (SO4)

not more than 0.020%

Iron (Fe)

not more than 10ppm

Heavy metals (Pb)

not more than 10ppm

Arsenic (As2O3)

not more than 1ppm

Other amino acids

conforms

Loss on drying

not more than 0.20%

Residue on ignition
(sulfated)

not more than 0.10%

Assay

99.0 to 100.5%

PH

5.5 to 6.5

Pyrogen

Nonpyrogenic

 

 
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