CAS No.: 302-72-7
Appearance White crystalline powder or
colorless crystals
State of solution
(Transmittance) ≥98.0%
Chloride(Cl) ≤0.020%
Ammonium(NH4) ≤0.020%
Sulfate(SO4) ≤0.020%
Iron(Fe) ≤20ppm
Heavy metals(Pb) ≤10ppm
Arsenic(As2O3) ...
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CAS No.: 96998-61-7
State of solution
(Transmittance) ≥98.0%
Chloride(Cl) 19.89~20.29%
Iron(Fe) ≤2ppm
Heavy metals(Pb) ≤10ppm
Arsenic(As2O3) ≤1ppm
Other Amino Acids Chromatographically not
detectable
Loss on drying 8.5~12.0%
Residue on ignition
(Su...
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CAS No.: 59-51-8
Appearance White crystalline powder or
colorless crystals
State of solution
(Transmittance) ≥98.0%
Chloride(Cl) ≤0.020%
Ammonium(NH4) ≤0.020%
Sulfate(SO4) ≤0.020%
Iron(Fe) ≤10ppm
Heavy metals(Pb) ≤10ppm
Arsenic(As2O3) ...
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CAS No.: 80-68-2
Specific rotation
-14.3~-15.3°
State of solution
(Transmittance) ≥98.0%
Chloride(Cl) ≤0.020%
Heavy metals(Pb) ≤10ppm
Arsenic(As2O3) ≤2ppm
Other Amino Acids Chromatographically not
detectable
Loss on drying ≤0.20%
Residue on ignition
(Sulfated) ≤0.10%
Assa...
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CAS No.: 56-40-6
Appearance White or almost
white, crystalline powder
State of solution Clear and not more
intensely colored than
reference solution Y7
PH 5.9~6.4
Ninhydrin-positive substances Not more intense than the principal spot, in the
chromatogram obtained with reference solution (0.5%)
Chloride ≤75ppm
Heavy metals ≤10ppm
Loss on drying ...
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CAS No.: 56-92-8
Appearance Almost white crystalline
powder or small flakes
State of solution Clear and not more
intensely colored than
reference solution Y7
PH 2.85~3.60
Histidine Not more intense than the
spot with reference
solution (1.0%)
Sulfate ≤0.10%
Loss on drying ≤0.50%
Sulphated ash ≤0.10%
Assay ...
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