L-aspartic acid (L- Aspartate) 56-84-8

Yonkong

Description

ANALYSIS SPECIFICATION RESULTS
Appearance White to off-white microcrystalline powder Conforms
ph 2.5~3.5 3
Assay 99%~100% 99.10%
Chloride(CI) <=0.020% <0.020%
Sulfate(SO4) <=0.020% <0.020%
Ammonium(NH4) <=0.020% <0.020%
Iron (Fe) <=10ppm <10ppm
Heavy metals(pb) <=10ppm <10ppm
Arsenic(AS2O3) <=1ppm <1ppm
Other amino acids NOT DETECTABLE NONE
Loss on drying <=0.20% 0.15%
Residue on ignition <=0.10% 0.08%
State of solution >=98.0% 98.80%
Specific Rotation +24.8~+25.8°(C=2,5mol-L HCL) +25.35°

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