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Ngā Hua

Pāriuma
Te pūwāhi rewa 1000 K (727 °C, 1341 °F)
Te pūwāhi koropupū 2118 K (1845 °C, 3353 °F)
Kiato (tata ki te rt) 3.51 karamu/cm3
Ina wai (i te mp) 3.338 karamu/cm3
Te wera o te hanumitanga 7.12 kJ/mol
Te wera o te mimiti 142 kJ/mol
Te kaha o te wera molar 28.07 J/(mol·K)
  • Pāriuma Hauwaiora (Pāriuma Dihauwaiora) Ba(OH)2∙ 8H2O 99%

    Pāriuma Hauwaiora (Pāriuma Dihauwaiora) Ba(OH)2∙ 8H2O 99%

    hauwai pāriuma, he matū matū me te tātai matūBa(OH)2, he matū totoka mā, he wairewa ki te wai, ko te wairewa e kiia ana ko te wai barite, he kawakore kaha. He ingoa anō tō te Barium Hydroxide, arā: barite caustic, barium hydrate. Ko te monohydrate (x = 1), e mōhiotia ana ko te baryta, ko te wai-baryta rānei, tētahi o ngā matū matua o te barium. Ko tēnei monohydrate kirikiri mā te āhua hokohoko noa.Parūma Hauwaiora OkotahāteKo te Barium, he pūtake tioata kore-rewa i roto i te wai, he matū kore-waro, ko tētahi o ngā matū tino morearea e whakamahia ana i roto i te taiwhanga.Ba(OH)2.8H2OHe tioata kore tae i te pāmahana rūma. Ko tōna matotoru he 2.18g/cm3, he wairewa ki te wai, he waikawa hoki, he paitini, ka taea te kino ki te pūnaha io me te pūnaha nakunaku.Ba(OH)2.8H2Ohe waikura, ka wera pea ngā kanohi me te kiri. Mēnā ka horomia, ka pāngia pea te ara nakunaku. Tauira Tauhohenga: • Ba(OH)2.8H2O + 2NH4SCN = Ba(SCN)2 + 10H2O + 2NH3

  • Barium Acetate 99.5% Cas 543-80-6

    Barium Acetate 99.5% Cas 543-80-6

    Ko te barium acetate te tote o te barium(II) me te waikawa acetic me te tātai matū Ba(C2H3O2)2. He paura mā e tino wairewa ana i roto i te wai, ā, ka pirau hei barium oxide i te whakamahana. He mahi tā te barium acetate hei whakakā me hei whakakorikori. He pai ngā acetate hei matū mua mō te hanga i ngā pūhui tino parakore, ngā whakakorikori, me ngā rauemi nano.

  • Paura Pāriuma Kāponāte(BaCO3) 99.75% CAS 513-77-9

    Paura Pāriuma Kāponāte(BaCO3) 99.75% CAS 513-77-9

    He mea hanga te Barium Carbonate mai i te barium sulfate tūturu (barite). Ka taea te hanga ritenga i te paura paerewa o te Barium Carbonate, te paura pai, te paura matotoru me te paura kirikiri i UrbanMines.