Guanidine hydrochloride for biochemistry 500g 

Catalogue number: 1330 

Product information 

Synonym(s): Aminoformamidine chloride, GuaHCl, Guanidinium chloride 

Formula: CH5N3?HCl

Molecular weight: 95.53 g/mol

CAS number: 50-01-1

Solubility: (water, 20°C) 2000 g/l

Storage: RT 

Specification

Assay (titr.): min. 99.0 %

Appearance: colorless crystals

Water (K.F.): max. 0.2 %

Melting point: 183 - 188°C

pH (6 M in water, 20°C): 3.5 - 6.5 (revised)

A (1 cm/50 %, water HPLC grade): 260 nm: max. 0.05 

Melamine: max. 0.01 %

Dicyandiamide: max. 0.1 %

Ammonium: max. 0.05 %

Fe: max. 0.0001 %

Pb: max. 0.0005 %