| Item |
Specification |
Test Result |
Test Method |
| Polymer grade |
Industrial grade |
| Appearance |
colorless |
colorless |
colorless |
Viaual |
| 1, 3-butadiene% |
≥99.5 |
≥99.0 |
99.8 |
GB/T 6017-2021 |
| Total alkyne，mg/kg |
≤20 |
≤100 |
9 |
GB/T 6017-2021 |
| Vinyl acetylene， mg/kg |
≤5 |
|
9 |
GB/T6017-2021 |
| Dimer (to 4-vinylcyclohexene
meter),mg/kg |
≤1000 |
≤1000 |
206 |
GB/T 6015-2021 |
| acetonitrile，mg/kg |
≤5 |
|
36 |
GB/T 6015-2021 |
| water，mg/kg |
≤20 |
≤300 |
19.5 |
GB/T 6023-2008 |
| Carbonyl compounds,mg/kg |
≤10 |
≤20 |
5.3 |
SH/T 1494-2009 |
| Peroxide (to hydrogen peroxide
Meter),mg/kg |
≤5.0 |
≤10.0 |
4.9 |
GB/T 17828-1999 |
| retarder TBC,mg/kg |
Supply and demand agreement |
Supply and demand agreement |
115 |
GB/T 6020-2008 |
| Gas phase oxygen content，% |
≤0.20 |
≤0.30 |
0.0088 |
GB/T 6022-2008 |
