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Sodium selenite pentahydrate_Molecular_structure_CAS_26970-82-1)
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Sodium selenite pentahydrate

Catalog No. 308455 Name Sigma Aldrich
CAS Number 26970-82-1 Website http://www.sigmaaldrich.com
M. F. H10Na2O8Se Telephone 1-800-521-8956
M. W. 263.01414 Fax
Purity 98% Email
Storage Chembase ID: 137931


亚硒酸钠 五水合物
IUPAC name
disodium pentahydrate selenite
IUPAC Traditional name
disodium pentahydrate selenite


CAS Number 26970-82-1
MDL Number MFCD00149173
EC Number 233-267-9


Linear Formula Na2SeO3 · 5H2O
Purity 98%
GHS Pictograms GHS06
GHS Pictograms GHS09
GHS Signal Word Danger
GHS Hazard statements H300-H317-H331-H411
European Hazard Symbols Highly toxic Highly toxic (T+)
European Hazard Symbols Nature polluting Nature polluting (N)
MSDS Link Download
Personal Protective Equipment Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
GHS Precautionary statements P261-P264-P273-P280-P301 + P310-P311
RID/ADR UN 2630 6.1/PG 1
Risk Statements 23-28-31-43-51/53
RTECS VS7420000
Safety Statements 28-36/37-45-61
Supplemental Hazard Statements Contact with acids liberates toxic gas.
Hazard Class 6.1
UN Number 2630
Packing Group 1
German water hazard class 2