Unilong
Iriri iṣelọpọ Ọdun 14
Ti ara 2 Kemikali Eweko
Ti kọja ISO 9001: Eto Didara 2015

Eriochrome Black T CAS 1787-61-7


  • CAS:Ọdun 1787-61-7
  • Fọọmu Molecular:C20H12N3NaO7S
  • Ìwọ̀n Molikula:461.38
  • EINECS:217-250-3
  • Awọn itumọ ọrọ sisọ:1-naphthalenesulfonicacid, 3-hydroxy-4- ((1-hydroxy-2-naphthalenyl) azo) -7-nitro; 1-naphthalenesulfonicacid,3-hydroxy-4-[(1-hydroxy-2-naphthalenyl) azo] -7-nitro; 1-NaphthalenesulfonChemicalbookicacid,3-hydroxy-4-[(1-hydroxy-2-naphthalenyl) azo]-7-nitro-,monosodiumsalt.
  • Alaye ọja

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    ọja Tags

    Kini Eriochrome Black T CAS 1787-61-7?

    Atọka Eriochrome Black T, ti a tun mọ ni mordye dudu 11, inagijẹ Elai Chrome dudu T Atọka, orukọ ijinle sayensi 1- (1-hydroxy-2-naphthol azo) -6-nitro-2-naphthol - 4-sulfonate sodium iyọ, jẹ kan Atọka okeerẹ fun ipinnu ti barium, cadmium, indium, iṣuu magnẹsia, manganese, kalisiomu, asiwaju, scandium, strontium, zinc, zirconium, bbl Ipinnu ti lile lile ti ayẹwo omi (apapọ iye kalisiomu ati awọn ions magnẹsia) tun lo bi itọka ti chromium Chemicalbook dudu T Atọka. Nigbati a ba pese itọka T chrome dudu ni ibamu si koodu imototo fun Omi Mimu 2001, a rii pe ni 9.1.3.6, 95% ethanol nikan ni a lo lati tu aami dudu T chrome ati dilute rẹ si 100ml, nitorinaa itọkasi ti o gba je dudu eleyi ti pupa pẹlu awọn omi ayẹwo ati awọn funfun omi ijerisi ojutu lẹsẹsẹ, ati awọn awọ ti titration opin ojuami ko le wa ni yipada.

    Sipesifikesonu

    Nkan Sipesifikesonu
    PH 3.7 (10g/l, H2O, 20℃)
    Atọka awọ Ọdun 14645
    olùsọdipúpọ̀ acid (pKa) pK1:6.3; pK2:11.55 (25°C)
    iwuwo 1.109 g/ml ni 25 °C
    Merck 14.3667
    BRN 4121162

    Ohun elo

    Eriochrome Black T jẹ lilo akọkọ fun didimu ati titẹjade awọn aṣọ irun, tun le ṣee lo fun awọ tan ina ti siliki, ọra ati awọn aṣọ wiwọ miiran, tun le ṣee lo fun awọ irun, awọn ọja mimọ le ṣee lo bi itọkasi. Eriochrome Black T le ṣee lo fun ipinnu awọn itọkasi líle omi, awọn itọkasi idiju, ipinnu kalisiomu, iṣuu magnẹsia, barium, indium, manganese, asiwaju, scandium, strontium, zinc ati zirconium, fun awọ ti oke, irun-agutan ati gbogbo iru ti awọn aṣọ irun-agutan, tun le ṣee lo fun awọ ti ọra.

    Package

    25kgs / ilu, 9tons / 20'epo
    25kgs / apo, 20tons / 20'epo

    Eriochrome Black T-pack

    Eriochrome Black T CAS 1787-61-7

    Eriochrome Black T-Packing

    Eriochrome Black T CAS 1787-61-7


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