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Pharma Intermediate

L-Asparagine monohydrate

CAS No : 5794-13-8


Molecular Formula : C4H8N2O3.H2O


Packaging : 25kg/drum 


Capacity : 100 tons per year
Technical Data Sheet
Items Specification Results
Appearance White crystals or crystalline
Powder		 Conforms
Specific rotation +34.2~+36.5° +35.1°
State of solution
(Transmittance)                      		 ≥98.0%         99.7%
Chloride(Cl)                           ≤0.02%         ＜0.02%       
Ammonium(NH4)                     ≤0.10%                ＜0.10%               
Sulfate(SO4)                             ≤0.020%        ＜0.020%       
Iron(Fe)                              ≤10ppm            ＜10ppm            
Heavy metals(Pb)                   ≤10ppm               ＜10ppm              
Arsenic(As2O3)                      ≤1ppm                ＜1ppm               
Other Amino Acids Meet the requirements Conforms
Loss on drying                        11.5~12.5%             12.0%
Residue on ignition
(Sulfated)                           		 ≤0.10%   0.02%
Assay                                   99.0~101.0%              99.5%
pH                                          4.4~6.4            4.7
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