compound introduction
有无定形和晶体两种同素异形体，灰色或黑色。不溶于水、硝酸和盐酸，溶于氢氟酸和碱液。用于制合金、有机硅化合物和四氯化硅等，是一种极重要的半导体材料。
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Silicon powder
Dangerous GoodsCAS number：7440-21-3(powder) molecular formula：Si
overview
Specs
| Chinese alias | 硅 | ||
| English alias | Silicon, rod, 100mm, diameter 2.0mm, crystalline, 100% | NSC 5519 | Silane, 7.0 - 7.5% in argon | Silicon Hollow Cathode Lamp: 1.5' Diameter, 2-pin, Non-Coded | Silicon plate, 12.5mm (0.5in) thick | Silicon powder (amorphous) | Silicon lump, 10cm (3.9in) | ||
| CAS number | 7440-21-3(powder) | molecular formula | Si |
| molecular weight | 28.09 g/mol | Exact mass | - |
| PSA | 0.000 Ų | logp | - |
numbering system
No numbering system information yet
physicochemical properties
No physical and chemical property information yet
Safety information
pictogram：
GHS02
Signal word：
Warning
Hazard Statement：
H315: 引起皮肤刺激 H319: 引起严重眼睛刺激 H335: 可能引起呼吸道刺激
Statement of Preventive Measures：
P261: 避免吸入灰尘/烟雾/气体/雾/蒸汽/喷雾 P305+P351+P338: 如进入眼睛：用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出，取出隐形眼镜。继续冲洗。
WGK Germany：
2
Personal protective equipment：
Eyeshields,Gloves,type N95 (US),type P1 (EN143) respirator filter
RTECS：
VW0400000
UN Number：
1346
General hazardous chemicals：
一般危化品
Production methods and uses
No production method and use information yet
Related
upstream information
No upstream information yet
downstream information
No downstream information yet
MSDS
Found 0 shareMSDS
