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Barium hydroxide octahydrate

CAS No.
12230-71-6
Chemical Name:
Barium hydroxide octahydrate
Synonyms
Dihydroxybarium octahydrate;CAUSTIC BARYTA;Barium hudroxide;BARIUM (II) HYDROXIDE;BARIUM HYDROXIDE 8H2O;BariumHydroxide8H2OAcs;Barium Hydroxide 99.99%;Barium Hydoxide, crystal;Bariumhydroxid Octahydrat;Bariumhydroxid-Oktahydrat
CBNumber:
CB0697590
Molecular Formula:
BaH4O3
Molecular Weight:
189.36
MDL Number:
MFCD00149152
MOL File:
12230-71-6.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-06-04 16:00:12
Product description Number Pack Size Price
Barium hydroxide octahydrate ACS reagent, ≥98% 217573 100g $57.1
Barium hydroxide octahydrate ACS reagent, ≥98% 217573 500g $163
Barium hydroxide octahydrate for analysis EMSURE? ACS,ISO,Reag. Ph Eur 1.01737 500g $241
Barium hydroxide octahydrate EMPLURA? 1.01735 1kg $430
Barium hydroxide octahydrate, 98+% (ACS) 98+% 93-5617 250g $49
More product size

Barium hydroxide octahydrate Properties

Melting point 78 °C(lit.)
Boiling point 780°C
bulk density 900-1100kg/m3
Density 2.18
storage temp. Store at +5°C to +30°C.
solubility 72g/l
form Solid
Specific Gravity 2.18
color White
PH 14 (H2O, 20℃)(saturated aqueous solution)
Odor Odorless
PH Range 12.5 at 50 g/l at 20 °C
Water Solubility 56 g/L (15 ºC)
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.
InChI 1S/Ba.10H2O/h;10*1H2/q+2;;;;;;;;;;/p-2
InChIKey ZUDYPQRUOYEARG-UHFFFAOYSA-L
SMILES O.O.O.O.O.O.O.O.O[Ba]O
CAS DataBase Reference 12230-71-6(CAS DataBase Reference)
FDA UNII L5Q5V03TBN
UNSPSC Code 12352311
NACRES NB.24

SAFETY

Risk and Safety Statements

Symbol(GHS)  Corrosion (GHS05)Exclamation Mark (GHS07)
GHS05,GHS07
Signal word  Danger
Hazard statements  H302+H332-H314
Precautionary statements  P260-P280-P301+P312-P303+P361+P353-P304+P340+P310-P305+P351+P338
Hazard Codes  C
Risk Statements  20/22-34-20/21
Safety Statements  26-36/37/39-45
RIDADR  UN 3262 8/PG 2
WGK Germany  1
RTECS  CQ9200000
9-34
TSCA  Yes
HazardClass  8
PackingGroup  III
HS Code  28164000
Storage Class 8A - Combustible corrosive hazardous materials
Hazard Classifications Acute Tox. 4 Inhalation
Acute Tox. 4 Oral
Skin Corr. 1B
Toxicity LD50 orally in Rabbit: 550 mg/kg
Limited Quantities 1 Kg (2.2 lbs) (solid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)
NFPA 704
0
3 1

Barium hydroxide octahydrate price More Price(75)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 217573 Barium hydroxide octahydrate ACS reagent, ≥98% 12230-71-6 100g $57.1 2026-04-30 Buy
Sigma-Aldrich 217573 Barium hydroxide octahydrate ACS reagent, ≥98% 12230-71-6 500g $163 2026-04-30 Buy
Sigma-Aldrich 1.01737 Barium hydroxide octahydrate for analysis EMSURE? ACS,ISO,Reag. Ph Eur 12230-71-6 500g $241 2026-04-30 Buy
Sigma-Aldrich 1.01735 Barium hydroxide octahydrate EMPLURA? 12230-71-6 1kg $430 2026-04-30 Buy
Strem Chemicals 93-5617 Barium hydroxide octahydrate, 98+% (ACS) 98+% 12230-71-6 250g $49 2026-04-30 Buy
Product number Packaging Price Buy
217573 100g $57.1 Buy
217573 500g $163 Buy
1.01737 500g $241 Buy
1.01735 1kg $430 Buy
93-5617 250g $49 Buy

Barium hydroxide octahydrate Chemical Properties,Uses,Production

Description

Barium hydroxide is available as colourless or white crystals. It is odourless and soluble in water. It is stable under ordinary conditions of use and storage. It is incompatible with acids, oxidisers, and chlorinated rubber. Barium hydroxide is corrosive to metals such as zinc. Barium hydroxide is very alkaline and rapidly absorbs carbon dioxide from air, becoming completely insoluble in water. Barium hydroxide is used in analytical chemistry for the titration of weak acids. Barium hydroxide is used in organic synthesis as a strong base. Barium hydroxide decomposes to barium oxide when heated to 800°C.

Chemical Properties

white crystalline powder

Uses

Barium hydroxide octahydrate is extensively used in the manufacturing of barium salts and barium organic compounds; In manufacture of alkali, glass; in synthetic rubber vulcanization, in corrosion inhibitors, pesticides, sugar industry; boiler scale remedy; refining animal and vegetable oils; softening water. Catalyst in organic synthesis.

Uses

In manufacture of alkali, glass; in synthetic rubber vulcanization, in corrosion inhibitors, pesticides, sugar industry; boiler scale remedy; refining animal and vegetable oils; softening water. Catalyst in organic synthesis.

Uses

Used in manufacture of alkali, glass; in synthetic rubber vulcanization, alkalizing agent in water softening, boiler scale remedy, softening water.Barium hydroxide octahydrate is used in the centromeric heterochromatin banding technique. It acts as a precursor to prepare barium titanate, barium sulfate, barium phosphate and barium sulfide. Further, it is used in analytical chemistry for the titration of weak acids especially organic acids. It is involved in the preparation of cyclopentanone, diacetone alcohol and D-Gulonic gamma-lactone. In addition to this, it finds application in ester hydrolysis such as dimethyl hendecanedioate and decarboxylation of amino acids.

Application

Catalyzes the β-elimination of phosphoserine residues.
Resin stabilizer; manufacture of oil and grease additives; raw material of pigment; sulfate removal agent.

Purification Methods

It crystallises from water (1mL/g) and readily absorbs CO2 from air. It effloresces to the monohydrate. It dehydrates to Ba(OH)2 in dry air at 100o. An aqueous solution (baryta water) absorbs CO2 to form a white precipitate of BaCO3.

Global( 385)Suppliers
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Hebei Chuanghai Biotechnology Co,.LTD
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View Lastest Price from Barium hydroxide octahydrate manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Barium hydroxide octahydrate pictures 2026-08-29 Barium hydroxide octahydrate
12230-71-6
0.99 RongNa Biotechnology Co.,Ltd
  Barium hydroxide octahydrate pictures 2026-05-28 Barium hydroxide octahydrate
12230-71-6
$20.60 1KG 99% 5000kg Hebei Chuanghai Biotechnology Co,.LTD
Barium hydroxide octahydrate pictures 2026-03-20 Barium hydroxide octahydrate
12230-71-6
$10.00 1KG 99% 100 mt Hebei Chuanghai Biotechnology Co., Ltd

Barium hydroxide octahydrate Spectrum

Barium Hydroxide, Octahydrate, Reagent barium hydroxide octanhydarate Barium dihydroxide octahydrate Barium hydroxide octahydrate, 98+%, for analysis BARIUM HYDROXIDE OCTAHYDRATE, 99.99% Barium hydroxide octahydrate, for analysis Barium hydroxide octahydrate, for analysis ACS Bariumhydroxid Octahydrat BARIUM HYDROXIDE OCTAHYDRATE, ACS, CRYST ALLIZED BARIUM HYDROXIDE OCTAHYDRATE ACSREAGENT BARIUM HYDROXIDE OCTAHYDRATE, CRYSTALLIZ ED BARIUM HYDROXIDE OCTAHYDRATE, 98+%, A.C. S. REAGENT BARIUM HYDROXIDE-8-HYDRATE EXTRA PURE BARIUM HYDROXIDE OCTAHYDRATE GR 99+% BARIUM HYDROXIDE OCTAHYDRATE EXTRA PURE 98+% BARIUM HYDROXIDE OCTAHYDRATE GR,ACS 99+% BARIUM HYDROXIDE OCTAHYDRATE 97% BariumHydroxideGrOctahydrate BariumHydroxideExtraPure(Octahydrate) BariumHydroxide8H2OAcs BariumHydroxideOctahydrateBa(OH)2*8H2O BariumHydroxideOctahydrate,>95% BARIUM HYDROXIDE 8-HYDRATE, REAG. Barium hydroxide octahydrate, for analysis ACS, 98+% Barium hydroxide octahydrate, extra pure Barium hydroxide octahydrate, reagent grade, ACS, ISO "Barium hydroxide, octahydrate/ 98+%" BARIUM HYDROXIDE REAGENT (ACS) Barium hydroxide octahydrate,98+%,for analysis ACS Barium hydroxide octahydrate, for analysis, 98+% BARIUM HYDROXIDE, OCTAHYDRATE REAGENT (ACS) Bariumhydroxid-Oktahydrat Barium hydroxide octahydrate, ACS, 98+% BARIUM HYDROXIDE extrapure AR Barium Hydoxide, crystal Bariumhydroxideoctahydrate,98+%(ACS) Barium hydroxide (Ba(OH)2), octahydrate barium hydroxide octahydrate, acs BARIUMHYDROXIDE,OCTAHYDRATE,PURIFIED BariuM hydroxide octahydrate, analytical grade BARIUM HYDROXIDE, OCTAHYDRATE, REAGENT (ACS)BARIUM HYDROXIDE, OCTAHYDRATE, REAGENT (ACS)BARIUM HYDROXIDE, OCTAHYDRATE, REAGENT (ACS) Barium Hydroxide 99.99% BariuM hydroxide octahydrate, 99.99%, (trace Metal basis) BariuM hydroxide octahydrate, for analysis, 98+% 1KG Barium hydroxide octahydrate, (trace metal basis), 99.99% Barium(II) hydroxide octahydrate 99.99% BARIUM HYDROXIDE OCTAHYDRATE FOR ANALYSI BARIUM (II) HYDROXIDE BARIUM HYDROXIDE 8H2O BARIUM HYDROXIDE, 8-HYDRATE BARIUM HYDROXIDE OCTAHYDRATE CAUSTIC BARYTA Barium hudroxide Barium hydroxide octahydrate (Electronic chemical kind) BARIUM HYDROXIDE OCTAHYDRATE 98+% A.C& Barium hydroxide octahydrate ACS reagent, >=98% Barium hydroxide octahydrate puriss. p.a., reag. ISO, reag. Ph. Eur., >=98% Barium hydroxide octahydrate Vetec(TM) reagent grade, 98%