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

Assay (titr., calc. on dried subst.): 98.5 - 101.0 %

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Box prices only valid with purchase of full box.

	code	packaging size	price per unit	box price per unit
	Code & packaging		Price per piece
	code A1637,1000	packaging size 1 kg	price per unit single $448,95	box price per unit

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 %