Dimensioni confezioni (1)
codice | dimensione imballaggio | prezzo per unità | prezzo confezione per unità | |
---|---|---|---|---|
Codice e imballaggio | Prezzo per articolo | |||
|
codice
A1637,1000
|
dimensione imballaggio
1 kg
|
prezzo per unità
unico
299,30€
|
prezzo confezione per unità
|
Dati tecnici
- Solubility:
- 85 g/L (H2O)
- Physical Description:
- Solid
- Product Code:
- A1637
- Product Name:
- L-Valine (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 %
α20°C/D; 8 %, 250 g/L HCl, calc. on dried subst.: +26.5° - +29.0°
Appearance of solution: passes test
Identity: passes test
pH (5 %; H2O): 5.5 - 7.0
Heavy metals (as Pb): max. 0.0015 %
Sulfated ash: max. 0.1 %
Loss on drying (3 h; 105°C): max. 0.3 %
α25°C/D; 8 %, 6 M HCl: +26.6° - +28.8°
Ammonium: max. 0.02 %
Chloride: max. 0.02 %
Sulfate: max. 0.03 %
Fe: max. 0.001 %
Ninhydrin positive substances (HPLC)
Isoleucine: max. 0.4 %
Any other ninhydrin-pos. Subst.: max. 0.2 %
Total impurities: max. 1.0 %
Related subst. (TLC)
Any unspecified impurity: max. 0.2 %
Sum of other amino acids: max. 1.0 %
Isoleucine: max. 0.2 %
- WGK:
- 1
- Storage:
- RT
- EINECS:
- 200-773-6
- CS:
- 29224985