Packs sizes (1)
Technical data
- Solubility:
- 24.5 g/L (H2O)
- Physical Description:
- Solid
- Product Code:
- A1426
- Product Name:
- L-Leucine (Ph. Eur., USP) pure, pharma grade
- Headline Comment:
- • All amino acids from AppliChem are of non-animal origin!
- Specifications:
- Assay (titr., calc. on dried subst.): 98.5 - 101.0 %
α25°C/D; 4 %, 6 N HCl: +14.9° - +17.3°
Appearance of solution: passes test
Identity: passes test
pH (1 %; H2O; 25°C): 5.5 - 7.0
Heavy metals (as Pb): max. 0.0015 %
Sulfated ash: max. 0.1 %
Loss on drying (3 h; 105°C): max. 0.2 %
α20°C/D; 4 %, HCl 250 g/L, calc. on dried subst.: +14.5° - +16.5°
Ammonium: max. 0.02 %
Chloride: max. 0.02 %
Sulfate: max. 0.03 %
Fe: max. 0.001 %
Ninhydrin positive substances (HPLC)
Isoleucine: max. 0.8 %
Any other ninhydrin-pos. Subst.: max. 0.2 %
Total impurities: max. 1.0 %
- WGK:
- 1
- Storage:
- RT
- EINECS:
- 200-522-0
- CS:
- 29224985