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Ibicuruzwa bishya bishyushye Thymolphthalein CAS 125-20-2 kubipimo bya Acide-Base

 


  • URUBANZA:125-20-2
  • Inzira ya molekulari:C28H30O4
  • Uburemere bwa molekile:430.54
  • Umubare wa EINECS:204-729-7
  • Synonym:3,3-bis (4-hydroxy-2-methyl-5- (1-methylethyl) fenyl) -1 (3H) -Isobenzofuranone; 3,3-bis [4-hydroxy-2-methyl-5- (1-methylethyl) fenyl] -1 (3h) -isobenzofuranon; Thymolphthalein, isesengura rya ACS; Thymolphthalein, icyerekezo, cyera; THYMOLPHTHALEINREAGENT (ACS); THYMOLPHTHALEINSOLUTION
  • Ibicuruzwa birambuye

    Kuramo

    Ibicuruzwa

    Ibikoresho bikoreshwa neza, itsinda ryabacuruzi bafite ubuhanga, kandi ryatezimbere nyuma yo kugurisha; Natwe turi umuryango munini uhuriweho, abantu bose bakomera kumuryango bunguka "ubumwe, ubwitange, kwihanganira" kubicuruzwa bishya bishyushye.ThymolphthaleinCAS 125-20-2 kubipimo bya Acide-Base, Kugirango twongere cyane serivisi nziza, isosiyete yacu itumiza umubare munini wibikoresho byateye imbere mumahanga. Ikaze abakiriya baturutse murugo no mumahanga guhuza no kubaza!
    Ibikoresho bikoreshwa neza, itsinda ryabacuruzi bafite ubuhanga, kandi ryatezimbere nyuma yo kugurisha; Turi kandi umuryango munini uhuriweho, abantu bose bakomera kumuryango bunguka inyungu "ubumwe, ubwitange, kwihanganirana" kuri, Muguhuza inganda n’inganda z’ubucuruzi bw’amahanga, dushobora gutanga ibisubizo byuzuye byabakiriya twizeza ko ibicuruzwa bikwiye ahantu heza mugihe gikwiye, ibyo bikaba bishyigikirwa nubunararibonye bwacu bwinshi, ubushobozi bukomeye bwo gukora, ibicuruzwa bihoraho, ibicuruzwa bitandukanye ndetse no kugenzura ibicuruzwa bikuze ndetse no kugenzura ibicuruzwa bikuze ndetse no kugenzura ibicuruzwa bikuze ndetse no kugenzura ibicuruzwa bikuze ndetse no kugenzura ibicuruzwa bikuze ndetse no kugenzura ibicuruzwa bikuze ndetse no kugenzura ibicuruzwa bikuze ndetse no kugenzura ibicuruzwa bikuze mbere na mbere. Turashaka gusangira nawe ibitekerezo byacu kandi twishimiye ibitekerezo byanyu nibibazo.

    Thymolphthalein'izina rya siyansi ni "3,3-bis (4-hydroxy-5-isopropyl-2-methylphenyl) -phthalide", ni reagent kama. Imiti yimiti ni C28H30O4, naho uburemere bwa molekile ni 430.54. Nifu ya kirisiti yera. Irashobora gushonga byoroshye muri ether, acetone, acide sulfurike nigisubizo cya alkaline, kandi ntigishonga mumazi. Bikunze gukoreshwa nkibipimo bya aside-shingiro, kandi pH ihinduka ryamabara ni 9.4-10.6, naho ibara rihinduka kuva ibara ritagira ibara ryubururu. Iyo ikoreshejwe, akenshi itegurwa mumuti wa 0.1% 90%. Irategurwa kandi nibindi bipimo kugirango ikore ibipimo byoroheje bihujwe kugirango ibara ryayo rihindurwe kandi bigaragare neza.

    INGINGO

    STANDARD

    IGISUBIZO

    Kumenyekanisha

    Ifu yera kugeza yera

    Bikubiyemo

    1H-NMR

    Ikirangantego kimwe hamwe

    Pass

    HPLC

    ≥98%

    99,6%

    Gutakaza kumisha

    1% max

    0.24%

    Thymolphthalein ikoreshwa nkikimenyetso cya acide-fatizo, hamwe na pH ihindura ibara rya 9.4 kugeza 10.6, naho ibara rihinduka kuva ibara ritagira ibara ryubururu. Iyo ikoreshejwe, akenshi itegurwa nkigisubizo cya 0.1% 90% ya Ethanol, kandi akenshi ivangwa nibindi bipimo kugirango ikore ibipimo bivanze kugirango ibara ryayo rihindurwe kandi bigaragare neza kubireba. Kurugero, igipimo cyakozwe mukuvanga 0.1% yumuti wa Ethanol wiyi reagent hamwe na 0.1% ya Ethanol yumuti wa fenolphthalein ntigira ibara mumuti wa acide, umutuku mubisubizo bya alkaline, hanyuma ukazamuka kuri pH 9.9 (guhindura ibara), byoroshye kubibona.

    Ibicuruzwa bipakiye mumufuka, 25kg / ingoma

    Ibikoresho bikoreshwa neza, itsinda ryabacuruzi bafite ubuhanga, kandi ryatezimbere nyuma yo kugurisha; Turi kandi umuryango munini uhuriweho, abantu bose bakomera kumuryango bunguka "ubumwe, ubwitange, kwihanganira" kubicuruzwa bishya bishyushye Thymolphthalein CAS 125-20-2 kubipimo bya Acide-Base, Kugirango twongere serivisi nziza, isosiyete yacu itumiza umubare munini wibikoresho byateye imbere mumahanga. Ikaze abakiriya baturutse murugo no mumahanga guhuza no kubaza!
    Ibicuruzwa bishya bishyushye Thymolphthalein na CAS 125-20-2, Muguhuza inganda ninzego zubucuruzi bwububanyi n’amahanga, turashobora gutanga ibisubizo byuzuye byabakiriya twizeza ko kugemura ibintu byiza ahantu heza mugihe gikwiye, ibyo bikaba bishyigikiwe nubunararibonye bwacu bwinshi, ubushobozi bukomeye bwo gukora, ubuziranenge buhoraho, ibicuruzwa bitandukanye ndetse no kugenzura ibikorwa byinganda ndetse na serivise zikuze mbere na nyuma yo kugurisha. Turashaka gusangira nawe ibitekerezo byacu kandi twishimiye ibitekerezo byanyu nibibazo.


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