ngaphansi1

Imikhiqizo

I-Barium
Iphoyinti lokuncibilika 1000 K (727 °C, 1341 °F)
Iphuzu elibilayo 2118 K (1845 °C, 3353 °F)
Ukuminyana (eduze ne-rt) 3.51 g/cm3
Lapho uketshezi (at mp) 3.338 g/cm3
Ukushisa kwe-fusion 7.12 kJ/mol
Ukushisa kwe-vaporization 142 kJ/mol
Umthamo wokushisa we-molar 28.07 J/(mol·K)
  • I-Barium Acetate 99.5% Cas 543-80-6

    I-Barium Acetate 99.5% Cas 543-80-6

    I-Barium acetate ingusawoti we-barium(II) kanye ne-acetic acid ene-chemical formula Ba(C2H3O2)2.Kuyimpushana emhlophe encibilika kakhulu emanzini, futhi ibola ibe yi-Barium oxide lapho kushiswa.I-Barium acetate inendima njenge-mordant kanye ne-catalyst.Ama-acetate angama-precursors amahle kakhulu okukhiqizwa kwezinhlanganisela zokuhlanzeka okuphezulu kakhulu, ama-catalysts, nezinto ze-nanoscale.

  • I-Barium Carbonate(BaCO3) Impuphu 99.75% CAS 513-77-9

    I-Barium Carbonate(BaCO3) Impuphu 99.75% CAS 513-77-9

    I-Barium Carbonate ikhiqizwa nge-barium sulfate yemvelo (i-barite).I-Barium Carbonate powder ejwayelekile, impushana ecolekile, impushana eqinile kanye ne-granular konke kungenziwa ngokwezifiso e-UrbanMines.

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

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

    I-Barium hydroxide, ikhemikhali enefomula yamakhemikhaliBa(OH)2, iyinto emhlophe eqinile, encibilika emanzini, ikhambi libizwa ngokuthi amanzi e-barite, i-alkaline eqinile.I-Barium Hydroxide inelinye igama, okungukuthi: i-caustic barite, i-barium hydrate.I-monohydrate (x = 1), eyaziwa ngokuthi i-baryta noma i-baryta-water, ingenye yezinhlanganisela eziyinhloko ze-barium.Le monohydrate emhlophe eyimbudumbudu iyindlela evamile yokuhweba.I-Barium Hydroxide Octahydrate, njengomthombo we-Barium we-crystalline ongancibiliki kakhulu emanzini, iyinhlanganisela yamakhemikhali engaphili engenye yamakhemikhali ayingozi kakhulu asetshenziswa elabhorethri.I-Ba(OH)2.8H2Oiyikristalu engenambala ekamelweni lokushisa.Inomthamo we-2.18g / cm3, inyibilika emanzini ne-asidi, inobuthi, ingabangela ukulimala ohlelweni lwezinzwa kanye nesistimu yokugaya ukudla.I-Ba(OH)2.8H2Oiyagqwala, ingase ibangele ukusha emehlweni nasesikhunjeni.Kungase kubangele ukucasuka komgudu wokugaya ukudla uma kugwinywe.Isibonelo sokusabela: • Ba(OH)2.8H2O + 2NH4SCN = Ba(SCN)2 + 10H2O + 2NH3