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Barium hydroxide  Structure

Barium hydroxide

Chemical Properties

Melting point >300 °C(lit.)
Boiling point decomposes at 1032 (calculated) [KNA91]
Density  2.2 g/mL at 25 °C(lit.)
solubility  Aqueous Acid (Slightly), Water (Slightly)
form  Solid
color  Clear
PH 11.27(1 mM solution);12.22(10 mM solution);13.08(100 mM solution)
Odor no odor
Water Solubility  Soluble in water.
Sensitive  Air Sensitive & Hygroscopic
Merck  14,977
Exposure limits ACGIH: TWA 0.5 mg/m3
NIOSH: IDLH 50 mg/m3; TWA 0.5 mg/m3
Stability Stable. Incompatible with acids, carbon dioxide, moisture.
InChIKey RQPZNWPYLFFXCP-UHFFFAOYSA-L
CAS DataBase Reference 17194-00-2(CAS DataBase Reference)
Indirect Additives used in Food Contact Substances BARIUM HYDROXIDE
FDA 21 CFR 177.2410
EWG's Food Scores 1
FDA UNII 1OHB71MYBK
NIST Chemistry Reference Barium dihydroxide(17194-00-2)
EPA Substance Registry System Barium hydroxide (Ba(OH)2) (17194-00-2)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H302+H332-H314
Precautionary statements P260-P280-P301+P312-P303+P361+P353-P304+P340+P310-P305+P351+P338
Hazard Codes  C,Xi,Xn
Risk Statements  36/37/38-34-20/22-36/38-41-35-22
Safety Statements  26-36/37/39-45-36/37
RIDADR  UN 3262 8/PG 2
WGK Germany  1
RTECS  CQ9200000
TSCA  Yes
HazardClass  8
PackingGroup  III
HS Code  2805191000
Hazardous Substances Data 17194-00-2(Hazardous Substances Data)
Toxicity LD50 ipr-mus: 255 mg/kg GTPZAB 28(6),45,84
NFPA 704:
0
3 0

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Barium hydroxide Chemical Properties,Usage,Production

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