Unilong
14 Zaka Kupanga Zochitika
Khalani ndi 2 Chemicals Zomera
Yadutsa ISO 9001: 2015 Quality System

Hydroquinone yokhala ndi CAS 123-31-9


  • Malo osungunuka:172-175 °C (kuyatsa)
  • Malo otentha:285 °C (kuyatsa)
  • Kachulukidwe:1.32
  • Kuchuluka kwa nthunzi:3.81 (vs mpweya)
  • Kuthamanga kwa nthunzi:1 mm Hg (132 °C)
  • Refractive index:1.6320
  • Tsatanetsatane wa Zamalonda

    Tsitsani

    Zolemba Zamalonda

    Zambiri mwachangu

    Malo osungunuka 172-175 °C (lit.)

    Malo otentha 285 °C (lit.)

    osalimba 1.32

    kuchuluka kwa mpweya 3.81 (vs mpweya)

    kuthamanga kwa nthunzi 1 mm Hg (132 °C)

    Refractive index 1.6320

    Fp 165 °C

    kutentha kutentha.Sungani pansi +30 ° C.

    solubility H2O: 50 mg/mL, bwino

    pangani makhiristo ngati singano kapena ufa wa Crystalline

    pka 10.35 (pa 20 ℃)

    mtundu Woyera mpaka woyera

    Kusungunuka kwamadzi 70 g/L (20 ºC)

    Sensitive Air & Light Sensitive

    Mtengo wa 14,4808

    Mtengo wa 605970

    Kufotokozera

    Dzina lazogulitsa Hydroquinone Gulu No. JL20211025
    Cas 123-31-9 Tsiku la MF OCT.25,2021
    Kulongedza 25KGS / thumba Tsiku Lowunika OCT.25,2021
    Kuchuluka 5MT Tsiku lotha ntchito OCT.24,2023
    Kanthu Standard Zotsatira
    Maonekedwe White crystalline ufa Zimagwirizana
    Kuyesa% 99-101 99.9
    Malo osungunuka 171-175 171.9-172.8
    Zotsalira pambuyo poyatsira% ≤0.05 0.02
    Fe% ≤0.002 0.002
    Pb% ≤0.002 0.002
    Mapeto Zimagwirizana

    Kugwiritsa ntchito

    Hydroquinone ndi chowunikira cha pigment chomwe chimagwiritsidwa ntchito popanga zopaka zoyera.Hydroquinone imaphatikizana ndi okosijeni mwachangu kwambiri ndipo imakhala yofiirira ikakumana ndi mpweya.Ngakhale kuti zimachitika mwachibadwa, mtundu wopangidwa ndi umene umagwiritsidwa ntchito kwambiri mu zodzoladzola.Kugwiritsa ntchito pakhungu kungayambitse matupi awo sagwirizana ndi kuonjezera mphamvu ya dzuwa.Hydroquinone imatha kuyambitsa khansa ndipo imalumikizidwa ndi kuchititsa ochronosis, kusinthika kwa khungu.US FDA yaletsa hydroquinone kuchokera ku oTC cosmetic formulations, koma imalola 4 peresenti pazamankhwala.

    1,4-dihydroxybenzene, yomwe imadziwikanso kuti hydroquinone, ndi mankhwala ofunikira.Maonekedwe ake ndi oyera acicular crystal.1,4-dihydroxybenzene chimagwiritsidwa ntchito ngati zopangira zofunika, wapakatikati ndi wothandizira mankhwala, mankhwala, utoto ndi mphira.Amagwiritsidwa ntchito ngati mapulogalamu, utoto wa anthraquinone, utoto wa azo, mphira antioxidant ndi monomer polymerization inhibitor, stabilizer ya chakudya ndi zokutira antioxidant, petroleum anticoagulant, synthetic ammonia catalyst, etc. ndi golidi.

    Phukusi

    25kg / ng'oma.


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