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Ahụmịhe mmepụta afọ 14
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Ihe ngosi Bromocresol Green dị ọnụ ala dị ọnụ ala na ịdị ọcha dị elu CAS 76-60-8

 


  • CAS:76-60-8
  • MF:C21H14Br4O5S
  • MW:698.01
  • EINECS:200-972-8
  • Otu okwu: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.
  • Nkọwa ngwaahịa

    Budata

    Mkpado ngwaahịa

    Anyị agbaala mbọ ịnye ọnụego asọmpi, ngwa ahịa pụtara ìhè dị mma, dịkwa ka nnyefe ngwa ngwa maka ire ọkụ dị ọnụ ala.Bromocresol GreenIhe ngosi nwere ịdị ọcha dị eluCAS 76-60-8, Our tenet is "Reasonable-akwụ ụgwọ, ịga nke ọma n'ichepụta oge na kasị mma ọrụ" Anyị na-atụ anya na-arụkọ ọrụ na ọtụtụ ndị ahịa maka ibe ibu na ụgwọ ọrụ.
    Anyị na-ekwe nkwa na-enye ndị asọmpi ọnụego, pụtara ìhè ngwa ahịa dị mma, kwa dị ka ngwa ngwa nnyefe maka.China 76-60-8 na Bromocresol Green, Dabere na ngwaahịa ndị nwere oke mma, ọnụahịa asọmpi, yana ọrụ anyị zuru oke, anyị enwetala ike na ahụmịhe, ma ugbu a, anyị ewulitela aha ọma n'ọhịa. Tinyere mmepe na-aga n'ihu, anyị na-etinye onwe anyị ọ bụghị naanị na azụmahịa ụlọ nke China kamakwa ahịa mba ụwa. Ka ị kwaliri site na ngwaahịa anyị dị elu yana ngwọta yana ọrụ ịhụnanya. Ka anyị mepee isiakwụkwọ ọhụrụ nke uru otu na mmeri abụọ.

    Bromocresol green dị ntakịrị soluble na mmiri ma soluble na ethanol, ether, ethyl acetate, na benzene. Nnọọ mmetụta nke alkali, Bromocresol green na-atụgharị acha anụnụ anụnụ-acha akwụkwọ ndụ akwụkwọ ndụ pụrụ iche mgbe ị na-ezute ngwọta mmiri alkaline. Enwere ike iji akwụkwọ ndụ akwụkwọ ndụ Bromocresol dị ka ihe ngosi, na-apụta odo na pH 3.8 na acha anụnụ anụnụ na pH 5.4.

    Ihe Nkọwapụta
    PH (ntụgharị mgbanwe) 3.8 (acha anụnụ anụnụ) - 5.4 (acha anụnụ anụnụ)
    Ogologo ogologo mmịnye kacha (nm) λ1 (PH 3.8)

    2 (PH 5.4)

    440-445615-618
    Ọnụ ọgụgụ absorption mass, L / cm · gα1 (λ1PH 3.8, ihe atụ akọrọ)

    α2 (λ2PH 5.4, ihe atụ akọrọ)

    24-2853-58
    Nnwale mgbasa nke ethanol gafere
    Ihe fọdụrụ na-ere ọkụ (gbakọọ dị ka sulfate) ≤0.25
    Ọnwụ na ihicha ≤3.0

    1.Bromocresol akwụkwọ ndụ akwụkwọ ndụbụ cell ntụpọ
    2.Bromocresol akwụkwọ ndụ akwụkwọ ndụbụ egosi acid-base, pH agba mgbanwe nso 3.8 (odo) ruo 5.4 (acha anụnụ anụnụ-acha akwụkwọ ndụ)
    3.Bromocresol green sodium nnu na-ejikarị na colorimetric mkpebi nke acidity na alkalinity. A na-eji ngwọta nnu sodium nke Bromocresol green dị ka onye na-ahụ maka agba maka ịlele uru pH site na spectrophotometry. A na-eji ya dị ka reagent maka chromatography oyi akwa dị mkpa iji chọpụta aliphatic hydroxyacids na alkaloids, yana dị ka mmịpụta na nkewa maka nchọpụta fotometric nke quaternary ammonium cations.

    1kg / akpa, 25kg / drum, chọrọ site na onye ahịa

    Anyị agbaala mbọ ịnye ọnụego asọmpi, ngwa ahịa pụtara ìhè dị mma, dịkwa ka nnyefe ngwa ngwa maka ire ọkụ dị ọnụ ala.Bromocresol GreenIhe ngosi nwere ịdị ọcha dị eluCAS 76-60-8, Our tenet is "Reasonable-akwụ ụgwọ, ịga nke ọma n'ichepụta oge na kasị mma ọrụ" Anyị na-atụ anya na-arụkọ ọrụ na ọtụtụ ndị ahịa maka ibe ibu na ụgwọ ọrụ.
    Ọnụ ahịa kacha ọnụChina 76-60-8 na Bromocresol Green, Dabere na ngwaahịa ndị nwere oke mma, ọnụahịa asọmpi, yana ọrụ anyị zuru oke, anyị enwetala ike na ahụmịhe, ma ugbu a, anyị ewulitela aha ọma n'ọhịa. Tinyere mmepe na-aga n'ihu, anyị na-etinye onwe anyị ọ bụghị naanị na azụmahịa ụlọ nke China kamakwa ahịa mba ụwa. Ka ị kwaliri site na ngwaahịa anyị dị elu yana ngwọta yana ọrụ ịhụnanya. Ka anyị mepee isiakwụkwọ ọhụrụ nke uru otu na mmeri abụọ.


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