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Chromium(VI) oxide

Product NameChromium(VI) oxide

CAS1333-82-0

MFCrO3

MW99.99

EINECS215-607-8

MOL File1333-82-0.mol

Chemical Properties

Melting point 196 °C (dec.)(lit.)
Boiling point 330 °C
Density  2.7
Flash point 250°C
storage temp.  Store below +30°C.
solubility  1.667g/l
form  macroporous
Specific Gravity 2.7
color  Reddish-violet
PH <1 (100g/l, H2O, 20℃)
Water Solubility  Highly soluble
FreezingPoint  170~172℃
Sensitive  Hygroscopic
Merck  14,2235
Stability Stable. Strong oxidizer. Reacts with most organic material in a violent and often explosive fashion. Moisture sensitive.
InChIKey WGLPBDUCMAPZCE-UHFFFAOYSA-N
CAS DataBase Reference 1333-82-0(CAS DataBase Reference)
NIST Chemistry Reference Chromium trioxide(1333-82-0)
EPA Substance Registry System Chromium(VI) trioxide (1333-82-0)

Safety Information

Hazard Codes  O,T+,N,T
Risk Statements  45-46-9-24/25-26-35-42/43-48/23-50/53-62-8
Safety Statements  53-45-60-61-36/37/39-28-26-22
RIDADR  UN 1463 5.1/PG 2
WGK Germany  3
RTECS  GB6650000
TSCA  Yes
HazardClass  5.1
PackingGroup  II
HS Code  28191000
Hazardous Substances Data 1333-82-0(Hazardous Substances Data)
Toxicity LD50 oral (rat) 80 mg/kg
PEL (OSHA) 0.1 mg (CrO3)/m3 (ceiling)
TLV-TWA (ACGIH) 0.05 mg (Cr)/m3
IDLA 15 mg Cr(VI)/m3

MSDS

Usage And Synthesis

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