Home Categories Inorganic chemistry Potassium perchlorate
A6645812

Potassium perchlorate , AR,99.5% , 7778-74-7

Synonym(s):
Potassium perchlorate;Potassium perchlorate (KClO4 )

CAS NO.:7778-74-7

Empirical Formula: ClKO4

Molecular Weight: 138.55

MDL number: MFCD00011362

EINECS: 231-912-9

Update time: 2022-07-08

PRODUCT Properties

Melting point: 400 °C (dec.)(lit.)
Boiling point: 400°C
Density  2.52
vapor density  4.8 (vs air)
vapor pressure  0Pa at 25℃
storage temp.  Store at +5°C to +30°C.
solubility  H2O: 0.1 M at 20 °C, clear, colorless
form  Powder
Specific Gravity 2.52
color  Clear colorless to slightly yellow
Odor Odorless
PH Range 5.0 - 6.5
PH 5.0 (10g/l, H2O, 25℃)
Water Solubility  17 g/L (20 ºC)
Sensitive  Hygroscopic
Merck  14,7653
Solubility Product Constant (Ksp) pKsp: 1.98
Stability: Stable. Strong oxidiser - contact with combustible materials may lead to fire or explosion. Incompatible with reducing agents, organic materials. Forms explosive mixtures with alcohols.
LogP -7.18 at 25℃
CAS DataBase Reference 7778-74-7(CAS DataBase Reference)
NIST Chemistry Reference Potassium perchlorate(7778-74-7)
EPA Substance Registry System Perchloric acid, potassium salt (1:1) (7778-74-7)

Description and Uses

Potassium perchlorate,is the first such compound discovered, is used in pyrotechnics and has the highest percentage of oxygen (60.1%).

Safety

Symbol(GHS) 
GHS03,GHS07
Signal word  Danger
Hazard statements  H271-H302
Precautionary statements  P210-P301+P312+P330
Hazard Codes  O,Xn
Risk Statements  9-22
Safety Statements  13-22-27
RIDADR  UN 1489 5.1/PG 2
WGK Germany  1
RTECS  SC9700000
TSCA  Yes
HS Code  2829 90 10
HazardClass  5.1
PackingGroup  II
Hazardous Substances Data 7778-74-7(Hazardous Substances Data)

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