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Phenolphthalein CAS 77-09-8 Bp Ep USP - Phenolphthalein na 77-09-8 1
Phenolphthalein CAS 77-09-8 Bp Ep USP - Phenolphthalein na 77-09-8 2
Phenolphthalein CAS 77-09-8 Bp Ep USP - Phenolphthalein na 77-09-8 3
Phenolphthalein CAS 77-09-8 Bp Ep USP - Phenolphthalein na 77-09-8 1
Phenolphthalein CAS 77-09-8 Bp Ep USP - Phenolphthalein na 77-09-8 2
Phenolphthalein CAS 77-09-8 Bp Ep USP - Phenolphthalein na 77-09-8 3

Phenolphthalein CAS 77-09-8 Bp Ep USP - Phenolphthalein na 77-09-8

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    Nenda kwenye ukurasa wa nyumbani
    Umumunyifu
    Kiashiria
    258-263 ºC
    Nguo, Chakula
    Nyeupe
    Tani 10 kwa Mwezi
    29322910
    China
    samreal
    Phenolphthalein 98%
    25kg/Ngoma
    Poda
    Sintetiki

    Maelezo ya Bidhaa

    Phenolphthalein CAS 77-09-8 BP/USP/EP
    Msongamano 1.299
    Kiwango myeyuko 258-263 ºC
    Umumunyifu wa maji <0.1 g/100 mL
    Phenolphthalein CAS 77-09-8 Bp Ep USP
    Ni nini hufanyika ikiwa unakula phenolphthalein?
    Kumeza: Inadhuru ikiwa imemeza. Inaweza kusababisha kuwasha kwa njia ya utumbo . Kumeza kunaweza kusababisha homa, ongezeko la shinikizo la damu na athari zingine zisizojulikana za mishipa. Kuvuta pumzi: Inaweza kusababisha muwasho wa njia ya upumuaji.
    Je, phenolphthalein ni kiashiria cha pH?
    phenolphthalein, (C 20 H 14 O 4 ), kiwanja cha kikaboni cha familia ya phthalein ambayo ni hutumika sana kama kiashiria cha msingi wa asidi . Kama kiashirio cha pH ya suluhisho, phenolphthaleini haina rangi chini ya pH 8.5 na hupata rangi ya waridi hadi nyekundu nyekundu zaidi ya pH 9.0.
    Je, phenolphthalein ni msingi au asidi?
    asidi dhaifu
    Phenolphthalein haina rangi, asidi dhaifu ambayo hujitenga na maji kutengeneza anions za pink.

    Kuhusu sisi

    NINGBO SAMREAL CHEMICAL CO., LTD.iliyoidhinishwa na Biashara ya Nje ya China <000000> Ofisi ya Kiuchumi, ni biashara ya kina ya kemikali inayoingilia maendeleo ya kiteknolojia, uzalishaji, mauzo na huduma kwa ujumla. Tuna uhusiano wa karibu wa kushirikiana na wazalishaji wengi wazuri, ambayo inatupa faida ya kuwapa wateja wetu bidhaa zilizohitimu na huduma nzuri.
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    About Samreal Chemical

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