Hydroquinone nwere CAS 123-31-9
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
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 |
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.
25kg / agba.