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

Phenolphthalein cas 77-09-8

 

 


  • Cas:77-09-8
  • Ilana molikula:C20H14O4
  • Ìwúwo molikula:318.32
  • EINECS:201-004-7
  • Itumọ ọrọ:alpha, alpha.-Di (p-hydroxyphenyl) phthalide; 1 (3H) -Isobenzofuranone, 3,3-bis (4-hydroxyphenyl) -; 1 (3H) -Isobenzofuranone,3,3-bis (4-hydroxyphenyl) -; 2,2-bis (p-hydroxyphenyl) phthalide; 3,3-bis (4-hydroxyphenyl) -1 (3h) - isobenzofuranon; alpha- (p-hydroxyphenyl) -alpha- (4-oxo-2,5-cyclohexadien-1-ylidine) -o-toluicacid; alpha-di- (p-hydroxyphenyl) phthalide
  • Alaye ọja

    Gba lati ayelujara

    ọja Tags

    Kini Phenolphthalein cas 77-09-8?

    Phenolphthalein jẹ acid Organic ti ko lagbara, eyiti o han bi funfun tabi awọn kirisita didan ofeefee die-die ni iwọn otutu yara. O ti wa ni odorless ati ki o lenu. O ti wa ni soro lati tu ninu omi sugbon awọn iṣọrọ tiotuka ni oti (ethanol) ati ether. O ti wa ni tituka ni ojutu oti lati ṣe afihan acid-orisun. O ti wa ni colorless ni ekikan ojutu ati pupa ni alkali ojutu tabi alkali irin kaboneti ojutu. Bibẹẹkọ, ti o ba wa ni ojutu alkali ogidi, yoo ṣe agbejade acid trimetallic ti ko ni awọ. iyọ, pupa awọ ipare

    Sipesifikesonu

    Ifarahan

    Funfun tabi ina ofeefee okuta lulú

    Akoonu

    98-102

    Ojuami yo

    260-263 ℃

    Kloride

    ≤0.01

    Sulfate

    ≤0.02

    Ifamọ

    Ti o peye

    Aloku lori iginisonu

    (ni awọn ofin ti sulfate)

     

    ≤0.1

    Pipadanu lori gbigbe

    ≤1.0

    Irin eru

    ≤0.001

    Lapapọ nọmba ti aerobic kokoro arun

    ≤1000cfu/g

    Lapapọ nọmba ti molds ati iwukara

    ≤100cfu/g

    Ohun elo

    1. Awọn ohun elo aise elegbogi fun ile-iṣẹ elegbogi: o dara fun isọgba ati àìrígbẹyà abori, ti o wa ni awọn tabulẹti, awọn suppositories ati awọn fọọmu iwọn lilo miiran.

    2. Phenolphthalein ti a lo ninu iṣelọpọ Organic: lilo akọkọ fun awọn pilasitik sintetiki, paapaa fun iṣelọpọ ti naphthyridine polyaryl ether ketone polyaryl ether ketone polymers. Iru polima yii ni aabo ooru to dara julọ, resistance omi, ati resistance kemikali. Nitori idiwọ ipata rẹ, resistance ti ogbo ooru ati sisẹ to dara ati fọọmu, awọn okun, awọn aṣọ ati awọn ohun elo apapo ti a ṣe lati inu rẹ laipẹ ni lilo pupọ ni awọn ohun elo itanna, ohun elo ẹrọ, gbigbe, afẹfẹ, ẹrọ atomiki ati awọn aaye ologun.

    3. Phenolphthalein ti a lo bi itọka ipilẹ-acid, atọka fun titration ti awọn solusan ti kii ṣe olomi, ati reagent fun itupalẹ chromatographic.

    Phenolphthalein-ti a lo

     

    Package

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

    phenolphthalein-package

    Phenolphthalein cas 77-09-8

    phenolphthalein-ilu

    Phenolphthalein cas 77-09-8


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