polyhexamethylene biguanide Polihexanide HCl CAS:32289-58-0
Product Name: PHMB / polyhexamethylene biguanide
CAS: 32289-58-0
MW: 213.32
MF: C10H23N5
Appearance: Colorless Liquid / Colorless translucent crystals / White powder
Assay: 20% / 25% / 50% / 95% / 98%
Item |
Specifications |
Specifications |
Specifications |
Appearance |
White powder |
Colorless translucent crystals |
colorless liquid |
Purity |
95%; 98% |
≥98% |
20%;25%;50% |
Density(20℃) |
1.039~1.046g/cm3 |
1.039~1.046g/cm3 |
1.039~1.046g/cm3 |
PH value(20℃) |
4.0~6.0 |
4.0~6.0 |
4.0~6.0 |
Absorbance(237nm) |
≥400 |
≥400 |
≥400 |
Absorbance(237nm/222nm) |
1.2~1.6 |
1.2~1.6 |
1.2~1.6 |
Absorbance 1% 236nm |
≥400 |
||
Absorbance (236/220nm) |
1.2-1.6 |
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