苯乙烯
苯乙烯产品性质：
苯乙烯：色度(Pt-Co)号<=10；聚合物<=10(ppm)；含量(%)>=99.6；苯甲醛(%)<=0.01；苯乙烯中过氧化物(mg/kg)<=100；阻聚剂(mg/kg)<=10~30；硫(mg/kg)<=300。
苯乙烯用途：
苯乙烯主要用于生产聚苯乙烯、合成丁苯橡胶、工程塑料(ABS,AS等)，苯乙烯还可用于离子交换树脂、医药等。
苯乙烯技术指标：
Specifications |
Unit |
TopClass |
Class one |
Qualified |
Test Method |
Appcarance |
Colourless |
No meahanical |
Impurities and Free Water |
|
By Sight |
Purity |
%(m/m)≥ |
99.7 |
99.5 |
99.3 |
GB/T12688.1
GB/T12688.2 |
Color(pt-co.) |
No.≤ |
10 |
15 |
30 |
GB/T605 |
Total Aldehyde(as Formaidehyde) |
%(m/m)≤ |
0.01 |
0.02 |
0.02 |
GB/T12688.5 |
Polymer |
mg/kg≤ |
10 |
10 |
50 |
GB/T12688.3 |
Peroxide(as Hydrogen Peroxide) |
mg/kg≤ |
100 |
100 |
100 |
GB/T12688.4 |
Polymerization Inhibitor(TBC) |
mg/kt |
10-15* |
10-15* |
10-15* |
GB/T12688.8 |
|
