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Potassium perrhenate Structure

Potassium perrhenate

Chemical Properties

Melting point 550 °C (lit.)
Boiling point 1370 °C
Density  4.887 g/mL at 25 °C (lit.)
refractive index  1.643
form  Crystalline
Specific Gravity 4.887
color  White
Water Solubility  Soluble in water.
CAS DataBase Reference 10466-65-6(CAS DataBase Reference)
NIST Chemistry Reference Potassium perrhenate(10466-65-6)
EPA Substance Registry System Rhenate (ReO41-), potassium, (T-4)- (10466-65-6)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H272-H315-H319-H335
Precautionary statements P210-P221-P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P501-P210a-P280a-P370+P378a-P501a-P220-P261-P305+P351+P338
Hazard Codes  O,Xi
Risk Statements  8-36/37/38
Safety Statements  17-26-36
RIDADR  UN 1479 5.1/PG 2
WGK Germany  3
RTECS  SE1400000
TSCA  Yes
HS Code  2842.90.9000
HazardClass  5.1
PackingGroup  II
NFPA 704:
0
2 0
OX

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