Unilong
14 Tau o te Wheako Whakaputa
E rua ngā wheketere matū e pupuri ana
Kua paahitia te Pūnaha Kounga ISO 9001:2015

Utu iti rawa Hokonga Wera Tohu Kakariki Bromocresol me te Parakore Teitei CAS 76-60-8

 


  • CAS:76-60-8
  • MF:C21H14Br4O5S
  • MW:698.01
  • EINECS:200-972-8
  • Kupu Taurite:3,3',5,5'-Tetrabromo-m-cresosulfonaphthalein; 4,4'-(3h-2,1-benzoxathiol-3-ylidene)bis(2,6-dibromo-3-methylphenol)s,s-dioxide; 4,4-(3h-2,1-benzoxathiol-3-ylidene)bis(2,6-dibromo-m-cresol)s,s-dioxide m-cresol; 4,4-(3h-2,1-benzoxathiol-3-ylidene)bis(2,6-dibromo-,s,s-dioxidephenol
  • Taipitopito Hua

    Tikiake

    Ngā Tohu Hua

    Kua whakapau kaha mātou ki te tuku i te utu whakataetae, te kounga pai o ngā taonga hokohoko, me te tuku tere hoki mō te utu iti rawa o te hoko wera.Bromocresol GreenTohu me te Parakore TeiteiCAS 76-60-8, Ko tā mātou kaupapa matua ko "Ngā utu whaitake, te wā hanga angitu me te ratonga pai rawa atu" Ko tā mātou tumanako kia mahi tahi me te tini o ngā kiritaki mō te tipu tahi me ngā hua.
    Kua whakapau kaha mātou ki te tuku i te utu whakataetae, te kounga pai o ngā taonga hokohoko, me te tuku tere hoki mōHaina 76-60-8 me te Bromocresol Green, I runga i ngā taonga kounga teitei, te utu whakataetae, me tā mātou ratonga whānui, kua kohia e mātou te kaha me te wheako, ā, kua hangaia e mātou he ingoa pai i roto i te mara. I te taha o te whanaketanga tonu, e whakapau kaha ana mātou ki te pakihi ā-rohe o Haina me te mākete o te ao. Kia ora koutou i ā mātou hua me ngā otinga kounga teitei me te ratonga ngākau nui. Kia whakatuwherahia he upoko hou o te painga tahi me te wikitoria rua.

    He paku wairewa te Bromocresol green ki te wai, ā, he wairewa hoki ki te etanoru, te etera, te etilasetate, me te benzene. He tino pāngia e te kawakore, ka huri te Bromocresol green ki te tae kikorangi-kakariki motuhake ina tūtaki ki ngā wairewa wai kawakore. Ka taea te whakamahi i te Bromocresol green hei tohu, ka puta he kōwhai i te pH 3.8 me te kikorangi-kakariki i te pH 5.4.

    Ngā taonga Whakatakotoranga
    PH (wā whakawhiti) 3.8 (kōwhai kakariki) -5.4 (kikorangi)
    Ngaru roangaru mimiti mōrahi(nm)λ1(PH 3.8)

    λ2(PH 5.4)

    440~445615~618
    Tauwehenga mimiti papatipu, L/cm · gα1(λ1PH 3.8, tauira maroke)

    α2(λ2PH 5.4, tauira maroke)

    24~2853~58
    Whakamātautau whakarewanga etanoru pāhi
    Te toenga tahunga (ka tatauhia hei whanariki) ≤0.25
    Ngaronga i te whakamaroketanga ≤3.0

    1Kakariki Bromocresolhe kaihoko whakakoi pūtau
    2.Kakariki Bromocresolhe tohu waikawa-pūtake, te awhe huringa tae pH 3.8 (kōwhai) ki te 5.4 (kikorangi-kakariki)
    3. He mea whakamahi noa te tote konutai Bromocresol matomato hei whakatau i te waikawa me te kawakore tae. Ka whakamahia te otinga tote konutai a Bromocresol matomato hei kaihoko tae mō te ine i te uara pH mā te spectrophotometry. Ka whakamahia hei matū mō te chromatography paparanga angiangi hei whakatau i ngā waikawa hydroxy aliphatic me ngā alkaloid, hei kaihoko tango me te wehewehe hoki mō te whakatau i te kationa ammonium quaternary.

    1kg/pēke, 25kg/pahu, e hiahiatia ana e te kiritaki

    Kua whakapau kaha mātou ki te tuku i te utu whakataetae, te kounga pai o ngā taonga hokohoko, me te tuku tere hoki mō te utu iti rawa o te hoko wera.Bromocresol GreenTohu me te Parakore TeiteiCAS 76-60-8, Ko tā mātou kaupapa matua ko "Ngā utu whaitake, te wā hanga angitu me te ratonga pai rawa atu" Ko tā mātou tumanako kia mahi tahi me te tini o ngā kiritaki mō te tipu tahi me ngā hua.
    Utu iti rawaHaina 76-60-8 me te Bromocresol Green, I runga i ngā taonga kounga teitei, te utu whakataetae, me tā mātou ratonga whānui, kua kohia e mātou te kaha me te wheako, ā, kua hangaia e mātou he ingoa pai i roto i te mara. I te taha o te whanaketanga tonu, e whakapau kaha ana mātou ki te pakihi ā-rohe o Haina me te mākete o te ao. Kia ora koutou i ā mātou hua me ngā otinga kounga teitei me te ratonga ngākau nui. Kia whakatuwherahia he upoko hou o te painga tahi me te wikitoria rua.


  • O mua:
  • Panuku:

  • Tuhia tō karere ki konei ka tuku mai ki a mātou