二氧化硅S35795 · CAS 7631-86-9
纳米颗粒, 介孔, 外径350-400nm,孔径2-3nm
纳米颗粒, 介孔, 外径350-400nm,孔径2-3nm

97%
低密度,熔融指数21 g/10 min(190°C/2.16 kg)
比表面积:2000(m2/g)粒度(μm) :10
颗粒
≥97%(GC)
促销≥99.7% metals basis, nanopowder,<25nm
促销≥98%
98%
![4-溴-7-甲基苯并[C][1,2,5]噻二唑结构图](/assets/reference-structures/2255-80-3.png)
98%

98%

≥95%
![2,6-二溴-4,4-二己基-4H-环戊并[2,1-B:3,4-B']二噻吩结构图](/assets/reference-structures/528570-55-0.png)
97%
促销≥99%
≥99%
99.5% metals basis

结晶,Ir≥62%
99.99% metals basis
Ir 48.0 - 55%

98%
≥99%
≥99.9% metals basis
99.9% metals basis
无水, 粉末, 99.9% metals basis