raro1

Barium Hydroxide (Barium Dihydroxide) Ba(OH)2∙ 8H2O 99%

Whakaahuatanga Poto:

Barium hydroxide, he pūhui matū me te tātai matūBa(OH)2, he matū totoka ma, he wairewa ki te wai, ka kiia te otinga ko te wai barite, he kawakore kaha.He ingoa ano te Barium Hydroxide, ara: caustic barite, barium hydrate.Ko te monohydrate (x = 1), e mohiotia ana ko te baryta, te wai-baryta ranei, tetahi o nga puhui matua o te barium.Ko tenei monohydrate maramara ma te ahua arumoni.Barium Hydroxide Octahydrate, i te mea he puna Barium tioata e kore e rewa te wai, he puhui matū pararopi ko tetahi o nga matū tino kino e whakamahia ana i roto i te taiwhanga.Ba(OH)2.8H2Ohe karaihe taekore i te pāmahana rūma.He 2.18g/cm3 tona kiato, he wairewa te wai me te waikawa, he paitini, ka pa te kino ki te punaha nerve me te punaha nakunaku.Ba(OH)2.8H2Ohe waikura, ka wera pea te kanohi me te kiri.Mena ka horomia, ka whakapataritari i te kohanga nanahana.Tauhohenga Tauhohenga: • Ba(OH)2.8H2O + 2NH4SCN = Ba(SCN)2 + 10H2O + 2NH3


Taipitopito Hua

Barium hydroxide Āhuatanga

Ētahi atu ingoa Barium hydroxide monohydrate, Barium hydroxide octahydrate
CASNo. 17194-00-2
22326-55-2(kotahi)
12230-71-6 (octahydrate)
tātai matū Ba(OH)2
Moara papatipu 171.34g/mol(korekore),
189.355g/mol(monohydrate)
315.46g/mol(octahydrate)
Te ahua ma totoka
Kiato 3.743g/cm3(kotahi)
2.18g/cm3(octahydrate, 16°C)
Te rewa 78°C(172°F;351K)(octahydrate)
300°C(monohydrate)
407°C(korekore)
Kohuatanga 780°C(1,440°F;1,050K)
Wairewa i roto i te wai papatipu o BaO(kahoreBa(OH)2):
1.67g/100mL(0°C)
3.89g/100mL(20°C)
4.68g/100mL(25°C)
5.59g/100mL(30°C)
8.22g/100mL(40°C)
11.7g/100mL(50°C)
20.94g/100mL(60°C)
101.4g/100mL(100°C)[whakauruhia]
Te whakarewatanga i etahi atu whakarewa iti
Taketake(pKb) 0.15(tuatahiOH–),0.64(tuaruaOH–)
Te whakaraeraetanga aukume(χ) −53.2·10−6cm3/mol
Taupū Refactive (nD) 1.50(octahydrate)

 

Whakatakotoranga mo te Barium Hydroxide Octahydrate

Nama take. Waahanga matū
Ba(OH)2∙8H2O ≥(wt%) Whariki Tawahi.≤(wt%)
BaCO3 Chlorides (i runga i te chlorine) Fe HCI korekore Ko te waikawa whanariki ehara i te parataiao Iodine whakaheke(i runga i te S) Sr(OH)2∙8H2O
UMBHO99 99.00 0.50 0.01 0.0010 0.020 0.10 0.020 0.025
UMBHO98 98.00 0.50 0.05 0.0010 0.030 0.20 0.050 0.050
UMBHO97 97.00 0.80 0.05 0.010 0.050 0.50 0.100 0.050
UMBHO96 96.00 1.00 0.10 0.0020 0.080 - - 1.000

【Packaging】25kg/peeke, peeke raranga kirihou kua kapi.

He ahaBarium Hydroxide me Barium Hydroxide Octahydratewhakamahia mo?

Ahumahi,waiwaro bariumka whakamahia hei kaitapa ki etahi atu pūhui parei.Ka whakamahia te monohydrate ki te whakamakuku me te tango i te sulfate mai i nga momo hua.Hei whakamahi taiwhanga, ka whakamahia te Barium hydroxide i roto i te matū tātari mo te wetewete o nga waikawa ngoikore, ina koa nga waikawa waro.Barium hydroxide octahydratehe nui te whakamahi i roto i te hanga tote barium me te pūhui waro barium;hei taapiri i roto i te umanga hinu;I roto i te hanga o te alkali, karaihe;i roto i te vulcanization rapa waihanga, i roto i te aukati waikura, pesticides;rongoā tauine kōhua;Ko nga kaihoroi paera, i roto i te ahumahi huka, te whakatika i nga hinu kararehe me nga hinu huawhenua, te whakaheke i te wai, te hanga karaihe, te peita i te tuanui;Reagent mo te hau CO2;Ka whakamahia mo nga putunga ngako me te whakarewa silicate.


Tuhia to korero ki konei ka tukuna mai ki a matou