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Sodium dichromate dihydrate

Chemical Properties

Melting point 91 °C(lit.)
Boiling point 400°C
Density  2,348 g/cm3
vapor density  10 (vs air)
storage temp.  Store at +5°C to +30°C.
solubility  Methanol (Slightly, Sonicated)
form  Solid
Specific Gravity 2.348
color  Red-orange
Odor Odorless
PH Range 3.5-4.0
Water Solubility  730 g/L (20 ºC)
Sensitive  Hygroscopic
Merck  14,8609
CAS DataBase Reference 7789-12-0(CAS DataBase Reference)
EPA Substance Registry System Disodium dichromate dihydrate (7789-12-0)

Safety Information

Hazard Codes  O,T+,N
Risk Statements  45-46-60-61-8-21-25-26-34-42/43-48/23-50/53
Safety Statements  53-45-60-61
RIDADR  UN 3086 6.1/PG 1
WGK Germany  3
RTECS  HX7750000
HazardClass  5.1
PackingGroup  III
HS Code  28413000


Usage And Synthesis