CAS No.: | 9002-86-2 |
---|---|
Formula: | C2h3cl |
EINECS: | 208-750-2 |
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Serial number | Analysis Project |
Unit |
Index | Test result | |
Premium product | Qualified product | ||||
1 | Appearance | - | White powder | White powder | |
2 | K value | - | 68-66 | 67 | |
3 | Average degree of polymerization | - | 970-1070 | 1010 | |
4 | Apparent density | g/ml | 0.50-0.58 | 0.54 | |
5 | Volatile matter (including water content) | % | ≤0.30 | ≤0.30 | 0.14 |
6 | Plasticizer absorption capacity of 100g resin | g | ≥20 | 25 | |
7 | Residual VCM | μg/g | ≤3.0 | ≤5.0 | 0.1 |
8 | Screen residue 250un sieve hole | % | ≤2.0 | ≤8.0 | 0.0 |
9 | Screen residue 63un sieve hole | % | ≥95 | ≥85 | 98 |
10 | Number of fisheyes | Number/400cm² | ≤12 | ≤50 | 6 |
11 | Number of impurity particles | Number | ≤16 | ≤60 | 14 |
12 | Whiteness (160ºC, after 10min) | % | ≥78 | ≥70 | 80 |