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Guanidine Hydrochloride
Identification:
Chemical Name: Guanidine Hydrochloride
Synonyms: Guanidine Chloride; Guanidinium chloride; Guanidine HCl
CAS No.: 50-01-1
Molecular Formula: CH5N3•HCl
Properties: white or light yellow crystal. Solubility: 200g/100g water, 76g/100g methanol, 24g/100g ethanol. Almost insoluble in acetone, benzene and ether.
Specifications:
Items | Medicine grade | Industrial grade |
Appearance | White crystal | White crystal |
Content, ≥ % | 99.5 | 99 |
Ammonium salt ,≤ % | 0.3% | 0.5% |
Water-insoluble, ≤ % | 0.1% | 0.1% |
Moisture , ≤ % | 0.3% | 0.3% |
Ash Content , ≤ % | 0.05% | 0.05% |
Water-solubility | Qualified | Qualified |
Melting point,℃ | 184-188 | 182-188 |
UV absorbance(260nm) , ≤ | ≤0.04 | - |
UV absorbance(280nm) , ≤ | ≤0.02 | - |
pH (4% ) | 6.4±0.2 | 6.4±0.2 |
Application:
Used as intermediate for medicine, pesticide, dyes and other organic composition, important material for producing sulfanilamides drugs and antistatic agent of synthetic fiber.
Packing Storage:
N.W. 25 kg kraft paper bags or drum.
Stored in dry and ventilation place, far from water and heat.