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L-Valine (Ph. Eur., USP) pure, pharma grade

Assay (titr., calc. on dried subst.): 98.5 - 101.0 %
Code
A1637
CAS
72-18-4
Molecular Formula
C5H11NO2
Molar mass
117.15 g/mol

Recommended prices only. For prices and orders please contact your local distributor.
Box prices only valid with purchase of full box.

code packaging size price per unit box price per unit
Code & packaging Price per piece
A1637,1000
code
A1637,1000
packaging size
1 kg
price per unit
single $448,95
box price per unit
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
Download TDS file for complete specifications