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Guanidine hydrochloride |
| Structural Formula： |
HN=C(NH2)2•HCL |
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| Molecular formula： |
CH5N3•HCL |
| Molecular weight： |
95.54 |
| Standard：Industrial grade and Medicine grade |
Items |
Technology Index |
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Medicine grade |
Industrial grade |
GUANIDINE
HYDROCHLORIDE SOLUTION60％
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| Appearance |
White crystal |
White crystal |
Colorless transparent liquid |
| Content > |
99.5% |
99% |
60±l |
| Ammonium salt < |
0.3% |
0.5% |
0.5 |
| Water-insoluble < |
0.1% |
0.1% |
0.2 |
| Moisture < |
0.3% |
0.3% |
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| Ash Content < |
0.05% |
0.05% |
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| Water-solubility |
Qualified |
Qualified |
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| Melting point℃ |
184-188 |
182-188 |
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| Light absorbance(Ultraviolet rays wavelength260NM) |
≤0.04 |
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| Light absorbance(Ultraviolet rays wavelength280NM) |
≤0.02 |
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| PH Value(4% water solution) |
6.4±0.2 |
6.4±0.2 |
6.5～7.5 |
Proportiond420 |
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1.1～1.2 |
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