Home Categories Inorganic chemistry Lead chromate
A5269012

Lead chromate , ACS,≥98.0%(RT) , 7758-97-6

CAS NO.:7758-97-6

Empirical Formula: CrO4Pb

Molecular Weight: 323.19

MDL number: MFCD00011158

EINECS: 231-846-0

Update time: 2022-07-08

PRODUCT Properties

Melting point: 844°C
Density  6,3 g/cm3
solubility  soluble in alkaline solutions, dilute acid solutions
color  Yellow
Water Solubility  Insoluble. <0.1 g/100 mL at 19 ºC
Merck  14,5405
Exposure limits ACGIH: TWA 0.0002 mg/m3; TWA 0.05 mg/m3; STEL 0.0005 mg/m3
OSHA: Ceiling 0.1 mg/m3
NIOSH: IDLH 100 mg/m3; IDLH 15 mg/m3; TWA 0.0002 mg/m3; TWA 0.050 mg/m3
Stability: Stable. Reacts violently with ferric ferrocyanide.

Description and Uses

Lead chromate is an orange or orange-yellowcrystalline solid or powder. Molecular weight = 323.19;546.38 (lead chromate oxide); Boiling point = (decom-poses);Freezing/Melting point = 844℃. HazardIdentification (based on NFPA-704 M Rating System):Health 3, Flammability 0, Reactivity 0. Insoluble in water.

It is used in chemical analysis of organic substances. pigment for paints and inks; in oil and water colors; printing fabrics, decorating china and porcelain; in chemical analysis of organic substances; in traffic paints.

Safety

Symbol(GHS) 
GHS08,GHS09
Signal word  Danger
Hazard statements  H350-H360Df-H373-H410-H360-H400
Precautionary statements  P201-P260-P280-P308+P313-P405-P501a
Hazard Codes  T,N
Risk Statements  61-33-40-50/53-62-45
Safety Statements  53-45-60-61
RIDADR  UN 3077 9/PG 3
WGK Germany  3
RTECS  GB2975000
TSCA  Yes
HazardClass  6.1
PackingGroup  III

RELATED PRODUCTS