Unilong
Ahụmịhe mmepụta afọ 14
Nwere osisi 2 Chemicals
Gafere ISO 9001: 2015 Ogo Sistemu

Hydroquinone nwere CAS 123-31-9


  • Ebe mgbaze:172-175 Celsius C (ọkụ)
  • Ebe esi mmiri:285C (ọkụ)
  • Njupụta:1.32
  • Njupụta uzuoku:3.81 (na ikuku)
  • Nrụgide uzuoku:1 mm Hg (132 Celsius C)
  • Ndekọ ntụgharị uche:1.6320
  • Nkọwa ngwaahịa

    Budata

    Mkpado ngwaahịa

    Nkọwa ngwa ngwa

    Ebe mgbaze 172-175 Celsius (ọkụ)

    Ebe esi mmiri ọkụ 285 Celsius (ọkụ)

    njupụta 1.32

    uzuoku njupụta 3.81 (vs ikuku)

    uzuoku mgbali 1 mm Hg (132 Celsius C)

    index refractive 1.6320

    Fp 165 Celsius

    nchekwa okpomọkụ. Chekwaa n'okpuru +30 Celsius.

    solubility H2O: 50 mg / ml, doro anya

    kpụrụ agịga-dị ka kristal ma ọ bụ kristal ntụ ntụ

    pka 10.35 (na 20 ℃)

    agba Ọcha na-acha ọcha

    Mmiri solubility 70 g/L (20ºC)

    Ikuku nwere mmetụta na mmetụta ọkụ

    Merck 14,4808

    BRN 605970

    Nkọwa

    Aha ngwaahịa Hydroquinone Ogbe Mba. JL20211025
    Cas 123-31-9 Ụbọchị MF OKT.25,2021
    Nkwakọ ngwaahịa 25KGS/ BAG Ụbọchị nyocha OKT.25,2021
    Ọnụọgụ 5MT Ụbọchị mmebi OKT.24,2023
    Ihe Ọkọlọtọ Nsonaazụ
    Ọdịdị White crystalline ntụ ntụ Dabara
    Nyocha % 99-101 99.9
    Ebe mgbaze 171-175 171.9-172.8
    Ihe fọdụrụ mgbe ịgbanyechara % ≤0.05 0.02
    Fe% ≤0.002 .0,002
    Pb% ≤0.002 .0,002
    Mmechi Dabara

    Ngwa

    Hydroquinone bụ ihe na-eme ka ụrọ na-enwu gbaa nke a na-eji na ude ịcha ọcha. Hydroquinone na-ejikọta ya na oxygen ngwa ngwa ma na-agba aja aja mgbe ikuku kpughee ya. Ọ bụ ezie na ọ na-apụta n'ụzọ nkịtị, ụdị sịntetik bụ nke a na-ejikarị emepụta ihe ịchọ mma. Ngwa na akpụkpọ ahụ nwere ike ịkpata mmeghachi ahụ nfụkasị ahụ ma mee ka anụ ahụ pụta ìhè anyanwụ. Hydroquinone nwere ike ịkpata ọrịa carcinogenic ma jikọta ya na ịkpata ochronosis, mwepu nke akpụkpọ ahụ. US FDA amachibidoro hydroquinone site na usoro ịchọ mma oTC, mana na-enye ohere 4 pasent na ngwaahịa ndenye ọgwụ.

    1,4-dihydroxybenzene, nke a makwaara dị ka hydroquinone, bụ akụrụngwa akụrụngwa dị mkpa. Ọdịdị ya bụ kristal acicular na-acha ọcha. A na-eji 1,4-dihydroxybenzene eme ihe dị ka ihe dị mkpa akụrụngwa, etiti na onye inyeaka maka ọgwụ, pesticides, akwa na roba. A na-ejikarị ya eme ihe dị ka onye mmepụta, anthraquinone dye, azo dye, rubber antioxidant and monomer polymerization inhibitor, nri stabilizer na mkpuchi antioxidant, petroleum anticoagulant, sịntetik amonia catalyst, wdg Ọ nwekwara ike-eji dị ka analytical reagent, mbenata gị n'ụlọnga na Mmepụta nke ọla kọpa. na ọla edo.

    ngwugwu

    25kg / agba.


  • Nke gara aga:
  • Osote:

  • Dee ozi gị ebe a ziga anyị ya