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7782-50-5(Chlorine) Product Description

Chlorine Structure7782-50-5
CAS No.7782-50-5
Chemical Name:Chlorine
CBNumber:CB4718000
Molecular Formula:Cl2
Formula Weight:70.91
MOL File:Mol file
Chlorine Synonyms:
CIRL2
Cl2aa
Chlorine in Water
Dimethyl Sulfide-Chlorine
Chlorine molecule
Liquefied chlorine
Chlorine
Chebi:29310

Chlorine Property

Melting point: −101 °C(lit.)
Boiling point: −34 °C(lit.)
Density  1.468（0℃）
vapor density  2.48 (vs air)
vapor pressure  4800 mm Hg ( 20 °C)
storage temp.  -20°C
solubility  slightly soluble in H2O
form  Liquid
color  Clear yellow-green
Odor Highly pungent, bleach-like odor detectable at 0.02 to 3.4 ppm (mean = 0.08 ppm)
Odor Threshold 0.049ppm
Resistivity 1E9 μΩ-cm, 20°C
Water Solubility  0.7 g/100 mL
Merck  13,2112
BRN  3902968
Exposure limits TLV-TWA 1 ppm (～3 mg/m3) (ACGIH and MSHA); ceiling 1 ppm (OSHA), 0.5 ppm/ 15 min (NIOSH); IDLH 30 ppm (NIOSH).
Dielectric constant 2.1（-46℃）
Stability: Stable. Incompatible with reducing agents, alcohols.
LogP -0.85 at 20℃
CAS DataBase Reference 7782-50-5(CAS DataBase Reference)
NIST Chemistry Reference Chlorine(7782-50-5)
EPA Substance Registry System Chlorine (7782-50-5)

Safety

Hazard Codes : T,N,O
Risk Statements : 23-36/37/38-50-8
Safety Statements : 9-45-61
RIDADR : UN 1017 2.3
OEL: Ceiling: 0.5 ppm (1.45 mg/m3) [15-minute]
WGK Germany : 2
RTECS : FO2100000
DOT Classification: 2.3, Hazard Zone B (Gas poisonous by inhalation)
HazardClass : 2.3
Hazardous Substances Data: 7782-50-5(Hazardous Substances Data)
Toxicity: LC50 (1 hr) in rats, mice (ppm): 293, 137 (K. C. Back et al., Reclassification of Materials Listed as Transportation Health Hazards (TSA-20-72-3; PB 214-270, 1972) pp A-182-183)
IDLA: 10 ppm

Chlorine Suppliers

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