| ≥1 piece |
Product: L-Asparagine Monohydrate
Other names: L-Asparagine hydrate; L-2-Aminosuccinamic acid hydrate
CAS No: 5794-13-8
Molecular formula: C4H8N2O3.H2O
Molecular Weight: 150.13
Property: White crystals or crystalline powder, slightly sweet, soluble in water.
Applications:
(1) Food industry: nutritional supplements; anti-alcoholism agents; co-reacted with the sugar, produce complex flavor material, used for a variety of food and beverages, etc.;
(2) The pharmaceutical industry: one of twenty amino acids in amino acid infusion, and work together with other ingredients to cure skin diseases;
(3)Chemical: as ferric stabilizer; used to make the films on the surface of the ceramic; it has some inhibition against Cobalt’s corrosion in sulfuric acid solution;
(4) The environmental protection industry: an important raw material for the water treatment film.
Specifications:
|
Item |
Specification （ AJI97 ） |
Results |
|
Specific rotation |
+34.3 ° to +36.5° |
+35.1° |
|
State of solution Transmittance |
Not less than 98.0% |
99.7% |
|
Chloride(Cl) |
Not more than 0.020% |
Less than 0.020% |
|
Sulfate(SO4) |
Not more than 0.020% |
Less than 0.020% |
|
Ammonium(NH4) |
Not more than 0.10% |
Less than 0.10% |
|
Arsenic(As2O3) |
Not more than 1ppm |
Less than 1ppm |
|
Iron(Fe) |
Not more than 10ppm |
Less than 10ppm |
|
Heavy metals(Pb) |
Not more than 10ppm |
Less than 10ppm |
|
Other amino acids |
Conforms |
Conforms |
|
Loss on drying |
11.5% to 12.5% |
11.50% |
|
Residue on ignition(sulfated) |
Not more than 0.10% |
0.030% |
|
PH |
4.4 to 6.4 |
4.61 |
|
Assay |
99.0% to 101.0% |
99.8% |