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Difluoroethane (R152a)
Quality Standard：Q/321200GQS003-2013
No. | Index | Grade | |
Excellent | Qualified | ||
1 | Appearance | Colorless and clear | |
2 | R152a （%） ≥ | 99.9 | 99.9 |
3 | Vinyl fluoride (PPm） ≤ | 10 | 10 |
4 | acetylene (PPm） ≤ | 10 | 10 |
5 | CFC-12 (PPm） ≤ | 100 | 100 |
6 | moisture (PPm） ≤ | 10 | 20 |
7 | acidity （as HCL） (PPm） ≤ | 0.1 | 1.0 |
8 | evaporated residue (PPm） ≤ | 10 | 100 |
9 | Non-condensable gas (%） ≤ | 0.8 | 1.5 |
10 | Cl- Test | Qualified | - |