2,4-Dihydroxybenzophenone CAS 131-56-6 Lub teeb daj koob siv lead ua los yog hmoov dawb. Melting point 142.6-144.6 ° C. Solubility ntawm 25 ° C (g / 100ml hnyav): acetone> 50, benzene 1, ethanol> 50 dej <0.5, n-heptane <0.5.
Ntseeg Tshuaj yog ib tug ua Tuam Tshoj 2,4-Dihydroxybenzophenone CAS 131-56-6 chaw tsim tshuaj paus, tsum thiab exporter. Ua raws li kev ua raws li cov khoom lag luam zoo, kom peb 2,4-Dihydroxybenzophenone CAS 131-56-6 tau txaus siab los ntawm ntau tus neeg siv khoom. Shandong Ntseeg
Peb zoo ntawm qhov zoo ntawm cov khoom siv tshuaj lom neeg hauv thaj chaw. Peb cov khoom raug xa tawm mus rau Tebchaws Europe, Tebchaws Meskas, Nyiv, Kaus Lim Qab Teb, Sab Hnub Tuaj Asia thiab lwm lub tebchaws thiab cheeb tsam. Nrog rau kev tshawb fawb thiab thev naus laus zis raws li kev qhia, kev ncaj ncees raws li lub hauv paus, zoo li lub neej, thiab tso siab rau lub tswv yim kev lag luam ntawm kev tsim kho tshiab thiab kev loj hlob, peb cia siab tias yuav tsim kev sib pauv thiab kev koom tes nrog cov neeg siv khoom hauv tsev thiab txawv teb chaws los tsim kev vam meej!
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Khoom npe |
2,4-Dihydroxybenzophenone hmoov |
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Formula |
C13H10O3 |
Molecular Luj |
214.22 |
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CAS Nr. |
131-56-6 : kuv |
Ntau |
500 KG |
|
Cov khoom |
Specification |
Cov txiaj ntsig |
|
Qhov tshwm sim |
Daj |
Ua raws |
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Assay |
99% | 99.28% |
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TEEB MEEM |
Qhov tshwm sim ua raws li tus qauv |
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Melting point 144.5-147 ° C (lit.)
Kub taw tes 194 ° C (1mmHg)
Qhov ceev 1.32g / cm3
Refractive index 1.5090 (kwv yees)
Flash point 125 ° C
Cia tej yam kev mob Cia qis dua 30 ° C.
Solubility Chloroform (me ntsis, rhaub), Ethanol (me ntsis, rhaub)
Acidity coefficient (pKa) 7.72 ± 0.35 (Predicted)
MorphologyCrystallinePowder
Xim Yellow
Haum rau polyolefin, polyvinyl chloride thiab polystyrene thiab lwm yam.
Nws yog tsuas yog siv los ua lub teeb stabilizer rau cov yas, thiab lwm yam, uas tuaj yeem tiv thaiv plexiglass thiab fabrics zoo, tiv thaiv cov ntaub ntawv los ntawm deteriorating vim lub teeb, thiab kuj yog siv los ua ib qho nruab nrab rau cov synthesis ntawm lwm cov ultraviolet absorbers.
