CAS No.: | 9002-86-2 |
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Formula: | (C2h3cl)N |
Molecular Principal Chain: | Synthetic Plastic Polymer |
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Test items | Index value | Test results | ||
First grade | Qualified product | 1-0001 | 1-0002 | |
Appearance | White powder | White powder | White powder | White powder |
Average degree of polymerization | 1000±150 | 1000±150 | 1000 | 1030 |
B-viscosity (50r/min, DOP60 parts), / (103pas) ≤ | 7000 | 7000 | 7900 | 7800 |
Mass fraction of volatile matter (including water)%≤ | 0.40 | 0.50 | 0.22 | 0.19 |
Residue on sieve (0.063mm sieve opening)/%≤ | 1.0 | 2.0 | 0.3 | 0.3 |
Residual vinyl chloride monomer content/(ug/g)≤ | 1.0 | 2.0 | 5 | 5 |
Number of impurity particles/piece≤ | 20 | 40 | 10 | 8 |
Conclusion | Qualified product |