Glycylglyine? Glycylglyine? 556-50-3?
Sichuan Tongsheng is the most strongest manufacturer and exporter of amino acids and their derivatives in China, we guarantee high quality, competive price and reliable service.
We fully compliance with ISO9001:2008, production and quality management following GMP standards, production plant constructed in accordance with GMP standards. Quality control conforms to the standards of pharmaceutical-food CP grade and Japan Ajinomoto AJI, American USP and Reagent grade BR.
We are the professional manufacturer of amino acids in China. We have the certification of Kosher & ISO
Item |
Standard |
Analysis data |
State of solution (Transmittance) |
Clear and colorless Not less than 95.0% |
Conforms 98.2% |
Chloride (Cl) |
Not more than 0.020% |
0.01% |
Ammonium (NH4) |
Not more than 0.02% |
<0.02% |
Sulfate (SO4) |
Not more than 0.020% |
0.005% |
Iron (Fe) |
Not more than 30ppm |
6ppm |
Heavy metal(Pb) |
Not more than 10ppm |
9ppm |
Arsenic(As2O3) |
Not more than 1ppm |
<1ppm |
Other amino acids |
Chromatographically Not detectable |
Conforms |
Loss on drying |
Not more than 0.20% |
0.20% |
Residue on ignition(sulfated) |
Not more than 0.15% |
0.11% |
Assay |
98.5 to100.5% |
98.9% |
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