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BGC » Chemicals A-Z » Silicon (Si, 3N-9N, powder and...
BGC ID: 154949910719-37
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Silicon (Si, 3N-9N, powder and piece)

CAS 7440-21-3
Formula H4Si
MDL MFCD00085311
Structural Formula
Catalog # Product (Catalog #) Unit Price (US$) Quantity
154949910719
Silicon (Si, 3N-9N, powder and piece)
(154949910719)
on request + -

Identify

Synonyms:
si(100) wafer ; si007908 ; polysilicon ; silicon element ; 111> ; feb 450d ; silicon ; kdb 20 ; phc20 ; kdb 0.1 ; hgh600 ; kdb 0.5 ; sicomill 4c-p ; kdb 10 ; silicon metal ; aldrich 267414-25g ; sharp 80w ; si002011 ; si003077 ; hexsil ; silgrain hq ; si002012 ; 4fy ; gko 3516a ; jt 02 ; silgrain standard ; si002015 ; si 1059 ; silicon 100 ; silicium ; polyeristalline silicon powder ; cz-n polished wafer ; silgrain ; si002050 ; sicomill grade 2 ; si007915 ; metasilicon 325a ; silso ; biosilicon ; kr 1
CAS:
7440-21-3
EINECS:
231-130-8
Molecular Formula:
H4Si
MDL:
MFCD00085311

Properties

Molecular Weight:
28.08 g·mol−1
Density:
2.33 g/mL at 25 °C(lit.)
Melting point:
1410 °C(lit.)
Boiling point:
2355 °C(lit.)
Solubility:
insoluble in water
Physical Description:
grey lustrous solid or grey powder
download Download Molfile for :
Silicon Powder, 150 μm

Safety Information

Hazard Classes:
4.1
Hazardous Substances Data:
Non-Regulated Material ¹
Risk Codes:
11 (R)
Safety Codes:
26-36/37-45-7/9-33-16-36 (S)
WGK Germany:
2
RID / ADR:
UN 2922 8 / PG 2
RTECS:
VW0400000
Storage temperature:
Flammables area

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