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Sodium dichromate dihydrate

Catalog No. 71490 Name Sigma Aldrich
CAS Number 7789-12-0 Website http://www.sigmaaldrich.com
M. F. Cr2H4Na2O9 Telephone 1-800-521-8956
M. W. 297.9981 Fax
Purity ≥99.0% (RT) Email
Storage Chembase ID: 105863

SYNONYMS

Title
重铬酸钠 二水合物
IUPAC name
disodium [(oxidodioxochromio)oxy]chromiumoylolate dihydrate
IUPAC Traditional name
disodium chromate dihydrate
Synonyms
Sodium bichromate
红矾钠

DATABASE IDS

MDL Number MFCD00149166
EC Number 234-190-3
CAS Number 7789-12-0

PROPERTIES

Grade purum
Linear Formula Na2Cr2O7 · 2H2O
Purity ≥99.0% (RT)
Melting Point 91 °C(lit.)
GHS Pictograms GHS03
GHS Pictograms GHS05
GHS Pictograms GHS06
GHS Pictograms GHS08
GHS Pictograms GHS09
GHS Signal Word Danger
GHS Hazard statements H272-H301-H312-H314-H317-H330-H334-H340-H350-H360FD-H372-H410
European Hazard Symbols Oxidising Oxidising (O)
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 P201-P220-P260-P273-P280-P284
RID/ADR UN 3086 6.1/PG 1
Risk Statements 45-46-60-61-8-21-25-26-34-42/43-48/23-50/53
RTECS HX7750000
Safety Statements 53-45-60-61
Hazard Class 6.1
UN Number 3086
Packing Group 1
German water hazard class 3

DETAILS

REFERENCES