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Hydroquinone me CAS 123-31-9


  • Ira whakarewa:172-175 °C(marama)
  • Ira kohua:285 °C(marama)
  • Kiato:1.32
  • Kiato ngohe:3.81 (me te hau)
  • Te pehanga ngongo:1 mm Hg (132 °C)
  • Taupū Refactive:1.6320
  • Taipitopito Hua

    Tikiake

    Tohu Hua

    Nga korero tere

    Ira whakarewa 172-175 °C(marama)

    Ira kohua 285 °C(marama)

    kiato 1.32

    kiato kohu 3.81 (me te hau)

    pehanga kohu 1 mm Hg (132 °C)

    taupū whakaata 1.6320

    Fp 165 °C

    pāmahana rokiroki.Whakaorangia ki raro +30°C.

    wairewa H2O: 50 mg/mL, maamaa

    te ahua o nga Tioata rite ki te ngira, te paura kirikiri ranei

    pka 10.35(i te 20 ℃)

    te tae Ma ki te ma-ma

    Wairewa 70 g/L (20 ºC)

    Te Hau Taapiri me te Maama

    Merck 14,4808

    BRN 605970

    Whakaahuatanga

    Ingoa Hua Hydroquinone Puka No. JL20211025
    Cas 123-31-9 Te Ra MF OCT.25,2021
    Te takai 25KGS/PEKE Te Rā Tātari OCT.25,2021
    Te nui 5MT Te Ra Whakamutunga OCT.24,2023
    Tūemi Paerewa Hua
    Te ahua Te paura tioata ma Ka rite
    Whakamātautau % 99-101 99.9
    Te rewa 171-175 171.9-172.8
    Te toenga i muri i te mura % ≤0.05 0.02
    Fe % ≤0.002 0.002
    Pb % ≤0.002 0.002
    Whakamutunga Ka rite

    Taupānga

    Ko te Hydroquinone he maakuku whakaahuru-ahua e whakamahia ana i roto i nga kirīmi whakangao.He tere rawa te hono o te Hydroquinone ki te hāora, ka parauri ina pa ana ki te hau.Ahakoa ka puta noa mai, ko te putanga waihanga te mea e whakamahia nuitia ana i roto i nga mahi whakapaipai.Ko te tono ki te kiri ka puta he mate mate mate me te whakanui ake i te kiri o te ra.Ko te Hydroquinone he mate pukupuku, he pa ana ki te ochronosis, he paheketanga o te kiri.Kua whakakorehia e te US FDA te hydroquinone mai i nga hanganga whakapaipai oTC, engari ka whakaaetia kia 4 paiheneti i roto i nga hua whakahaunga.

    Ko te 1,4-dihydroxybenzene, e mohiotia ana ko te hydroquinone, he rauemi matū nui.Ko tona ahua he karaihe acicular ma.Ko te 1,4-dihydroxybenzene e whakamahia whānuitia ana hei rauemi mata nui, he kaihoko takawaenga me te awhina mo te rongoa, pesticides, waikano me te rapa.Ka whakamahia te nuinga hei kaiwhakawhanake, te tae anthraquinone, te tae azo, te antioxidant rapa me te aukati polymerization monomer, te whakapumau kai me te antioxidant paninga, te hinu anticoagulant, te whakakorikori haukini, me etahi atu. me te koura.

    Mōkī

    25kg/pahū.


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