L-Aspartic Acid (Ph. Eur., USP) pure, pharma grade
Content: 1 KGM
Physical Description:
Solid
• All amino acids from AppliChem are of non-animal origin!
Specification: Assay (titr., calc. on dried subst.): 98.5 - 101.5 %
a20°C/D; 8 %, 6 M HCl: +24.0° - +26.0°
Appearance of solution: passes test
D-Aspartic Acid:?max. 0.3 %
Identity: passes test
Sulfated ash:?max. 0.1 %
Loss on drying (3 h; 105°C):?max. 0.5 %
Ammonium:?max. 0.02 %
Chloride:?max. 0.02 %
Sulfate:?max. 0.03 %
Fe:?max. 0.001 %
Related substances (Ph. Eur.):
Maleic acid:?max. 0.10 %
Malic acid:?max. 0.2 %
Fumaric acid:?max. 0.10 %
Any unspecified impurity:?max. 0.10 %
Total unspecified impurities:?max. 0.3 %
Related substances (USP):
Maleic acid:?max. 0.05 %
Malic acid:?max. 0.20 %
Fumaric acid:?max. 0.10 %
Any unspecified impurity:?max. 0.05 %
Total unspecified impurities:?max. 0.10 %
Ninhydrin positive substances (HPLC):
Glutamic Acid:?max. 0.2 %
Alanine:?max. 0.2 %
Asparagine:?max. 0.2 %
Any unspecified impurity:?max. 0.10 %
Total impurities:?max. 1.0 %