Barium Hydroxide (Barium Dihydroxide) Ba (OH) 2∙ 8H2O 99%
Barium hydroxide Properties
| Lwm lub npe | Barium hydroxide monohydrate, Barium hydroxide octahydrate |
| CAS Nr. | 17194-00-2, ib |
| 22326-55-2 (monohydrate) | |
| 12230-71-6 (octahydrate) | |
| Tshuaj formula | Ba(OH) 2 |
| Molar loj | 171.34g / mol (tsis muaj dej), |
| 189.355g / mol (monohydrate) | |
| 315.46g / mol (octahydrate) | |
| Qhov tshwm sim | dawb khoom |
| Qhov ntom | 3.743g / cm3 (monohydrate) |
| 2.18g / cm3 (octahydrate, 16 ° C) | |
| Melting point | 78 ° C (172 ° F; 351K) (octahydrate) |
| 300 ° C (monohydrate) | |
| 407 ° C (tsis muaj dej) | |
| Boiling point | 780 ° C (1,440 ° F; 1,050K) |
| Solubility hauv dej | Qhov loj ntawm BaO (notBa(OH) 2): |
| 1.67g / 100 mL (0 ° C) | |
| 3.89g / 100 mL (20 ° C) | |
| 4.68g / 100 mL (25 ° C) | |
| 5.59g / 100 mL (30 ° C) | |
| 8.22g / 100mL (40 ° C) | |
| 11.7g / 100 mL (50 ° C) | |
| 20.94g / 100 mL (60 ° C) | |
| 101.4g / 100mL (100 ° C) [citation xav tau] | |
| Solubility nyob rau hauv lwm cov kuab tshuaj | qis |
| Basicity(pKb) | 0.15(firstOH–), 0.64(thib obOH–) |
| Sib nqus susceptibility (χ) | −53.2 · 10-6cm3/mol |
| Refractive Index (nD) | 1.50 (octahydrate) yog ' |
Enterprise Specification rau Barium Hydroxide Octahydrate
| Yam khoom No. | Chemical Component | |||||||
| Ba(OH) 2∙8H2O ≥(wt%) | Txawv teb chaws Mat.≤ (wt%) | |||||||
| BaCO3 | Chlorides (raws li chlorine) | Fe | HCI insoluble | Sulfuric acid tsis muaj sediment | Txo iodine (raws li S) | Sr(OH)2∙8H2O | ||
| LUB 99 | 99.00 Nws | 0.50 ib | 0.01 ib | 0.0010 Nws | 0.020 ib | 0.10 | 0.020 ib | 0.025 ib |
| HMO 98 | 98.00 Nws | 0.50 ib | 0.05 Nws | 0.0010 Nws | 0.030 Nws | 0.20 ib | 0.050 Nws | 0.050 Nws |
| LUB 97 | 97.00 Nws | 0.80 ib | 0.05 Nws | 0.010 ib | 0.050 Nws | 0.50 ib | 0.100 Nws | 0.050 Nws |
| LUB 96 | 96.00 Nws | 1.00 Nws | 0.10 | 0.0020 Nws | 0.080 ua | - | - | 1.000 |
【Packaging】 25kg / hnab, yas woven hnab lined.
Dab tsi yogBarium Hydroxide thiab Barium Hydroxide Octahydratesiv rau?
Kev lag luam,barium hydroxideyog siv los ua tus precursor rau lwm yam barium compounds.Cov monohydrate yog siv los dehydrate thiab tshem tawm sulfate los ntawm ntau yam khoom.Raws li kev sim siv, Barium hydroxide yog siv rau hauv analytical chemistry rau titration ntawm qaug zog acids, tshwj xeeb tshaj yog cov organic acids.Barium hydroxide octahydrateyog siv dav hauv kev tsim cov ntsev barium thiab barium organic tebchaw;raws li ib qho ntxiv hauv kev lag luam roj av;Hauv kev tsim cov alkali, iav;nyob rau hauv hluavtaws roj hmab vulcanization, nyob rau hauv corrosion inhibitors, tshuaj tua kab;boiler scale kho;Boiler ntxuav, hauv kev lag luam qab zib, kho tsiaj thiab zaub roj, muag dej, ua iav, pleev xim rau lub qab nthab;Reagent rau CO2 roj;Siv rau cov roj deposits thiab silicate smelting.
