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L-Arginine Hcl

Product Name: L-Arginine Hcl
Molecular Formula: C6H14N4O2·HC1 
Molecular Weight: 210.66 
CAS No: 1119-34-2

Product Specifications


L-Arginine Hcl USP38 AJI92 EP8 CP2015 ( Injection Grade )
Assay 98.5-101.5% 99.0-101.0% 98.5-101.0% ≥98.5%
PH / 4.7-6.2 / /
Specific rotation[a]D20 +21.4°-+23.6° +22.1°-+22.9° +21.0°-+23.5° +21.5°-+23.5°
Specific rotation[a]D25 / / / /
Transmittance(T430) / ≥98.0% clear & colorless ≤BY6 ≥98.0%
Chloride(Cl) 16.5-17.1% 16.58-17.00% / 16.5-17.1%
Ammonium(NH4) / ≤0.02% ≤0.02% ≤0.02%
Sulfate(SO4) ≤0.03% ≤0.02% ≤0.03% ≤0.02%
Iron(Fe) / ≤10PPM ≤10PPM ≤10PPM
Heavy metals(Pb) ≤20PPM ≤10PPM ≤10PPM ≤10PPM
Arsenic / ≤1PPM / ≤1PPM
Other amino acids individual impurities≤0.5% total impurities≤2.0% conform / ≤0.20%
Ninhydrin-positive substances / / conform /
Loss on drying ≤0.20% ≤0.20% ≤0.50% ≤0.20%
Residue on ignition ≤0.10% ≤0.10% ≤0.10% ≤0.10%
Organic volatile impurities / / / /
Endotoxin / / / conform
protein / / / no precipitate


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