hydrogen chloride

CAS No.: 7647-01-0
Synonyms:
Formula: ClH
Exact Mass: 35.97670
Molecular Weight: 36.46090
PSA: 0.80200
LogP: 0.00000
Description Feedback
The compound hydrogen chloride has the chemical formula HCl. At room temperature, it is a colorless gas, which forms white fumes of hydrochloric acid upon contact with atmospheric humidity. Hydrogen chloride gas and hydrochloric acid are important in technology and industry. Hydrochloric acid, the aqueous solution of hydrogen chloride, is also commonly given the formula HCl.

Properties Feedback
Appearance & Physical State:A colorless gas with a sharp, pungent odor.
Density:1.18
Melting Point:-35ºC
Boiling Point:57ºC
Flash Point:N/A
Water Solubility:miscible
Stability:Stable. Incompatible with alkalies, most metals. Avoid contact with water.
Storage Condition:2-8ºC
Vapor Pressure:613 psi ( 21.1 °C)
Vapor Density:1.3 (vs air)

Safety Info Feedback
Symbol:
GHS04

GHS05

GHS06
Sign:Danger
hazard declaration:H280; H314; H331
hazard declaration add:
waring notice:P261; P280; P303 + P361 + P353; P304 + P340 + P310; P305 + P351 + P338; P403 + P233
RTECS:MW4025000
Hazard Class:3
Safety Statements:S26-S45
HS Code:2806100000
Packing Group:I
WGK Germany:2
RIDADR:UN 1789
Risk Statements:R34; R37
Hazard Codes:C

MSDS


Precursor and Product