Packs sizes (2)
Technical data
- Solubility:
- 30 g/L (H2O)
- Physical Description:
- Solid
- Product Code:
- A1668
- Product Name:
- L-Asparagine 1-hydrate (Ph. Eur.) pure, pharma grade
- Headline Comment:
- • All amino acids from AppliChem are of non-animal origin!
- Specifications:
- Assay (titr., dried subst.): 99.0 - 101.0 %
α20°C/D; 10 %, 3 N HCl, dried subst.: +33.7° - +36.0°
Appearance of solution: passes test
Identity: passes test
Sulfated ash: max. 0.1 %
Loss on drying: 10.5 - 12.5 %
pH (2 %; H2O): 4.0 - 6.0
Ammonium: max. 0.1 %
Chloride: max. 0.02 %
Sulfate: max. 0.02 %
Fe: max. 0.001 %
Related subst. (HPLC)
Impurity A: max. 0.5 %
Impurity C: max. 0.1 %
Each unspecified impurity: max. 0.05 %
Total impurities: max. 0.8 %
Elemental impurities (according to ICH Q3D):
Class 1 (Cd): max. 0.5 ppm
Class 2B (Au): max. 10 ppm
Class 2B (Rh): max. 10 ppm
Class 2A (Co): max. 5 ppm
Class 3 (Li): max. 55 ppm
Class 1 (Pb): max. 0.5 ppm
Class 1 (As): max. 1.5 ppm
Class 1 (Hg): max. 1.5 ppm
Class 2A (V): max. 10 ppm
Class 2A (Ni): max. 20 ppm
Class 2B (Tl): max. 1 ppm
Class 2B (Pd): max. 10 ppm
Class 2B (Ir): max. 10 ppm
Class 2B (Os): max. 10 ppm
Class 2B (Ru): max. 10 ppm
Class 2B (Pt): max. 10 ppm
Class 2B (Se): max. 15 ppm
Class 2B (Ag): max. 15 ppm
Class 3 (Sb): max. 120 ppm
Class 3 (Ba): max. 140 ppm
Class 3 (Mo): max. 25 ppm
Class 3 (Cr): max. 25 ppm
Class 3 (Cu): max. 250 ppm
Class 3 (Sn): max. 600 ppm
- WGK:
- 1
- Storage:
- RT
- EINECS:
- 200-735-9
- CS:
- 29241900