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LC5934 L-Valine

for biochemistry

 

Order number Packaging Quantity Price €
AC32934 Plastic bottle 25 g 18.00
AC32934 Plastic bottle 100 g 33.525
AC32934 Plastic bottle 1 kg 279.90
AC32934 Plastic drum 10 kg inquire

 

Product information
Hill Formula C5H11NO2
HS Code 2922 49 85
EC number 200-773-6
Molar mass 117.15 g/mol
CAS number 72-18-4

 

Chemical and physical data
Solubility 85 g/l (20 °C)
Melting point 315 °C
Molar mass 117.15 g/mol
Density 1.23 g/cm3 (20 °C)
Bulk density 400 kg/m3
pH value 5.5 – 6.5 (100 g/l, H2O, 20 °C)

 

Safety information
Storage class 10 – 13 Other liquids and solids
WGK NWG not water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

 

Specifications
Assay (perchloric acid titration) ≥ 99.0 %
Identity (IR-spectrum) passes test
Appearance White, crystalline powder or colorless crystals.
Appearance of solution (50 g/l; water) Clear and colorless.
Spec. rotation (α 20/D, 50 g/l, hydrochloric acid 1 mol/l) +23.8° to +24.8°
Heavy metals (as Pb) ≤ 0.001 %
NH4 (Ammonium) ≤ 0.01 %
Foreign amino acids ≤ 0.3 %
Other ninhydrine positive substances ≤ 0.1 %

 

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