Benzophenone -3
Benzophenone-3 (oxybenzone) yog cov tshuaj siv dav siv hu ua ultraviolet absorber-9 uas tiv thaiv daim tawv nqaij los ntawm kev phom sij ntawm ultraviolet hluav taws xob los ntawm lub hnub.
Hauj lwm lawm
Kev piav qhia
Lub npe tshuaj: Benzophenone-3(oxybenzone).
Purity: 97.0% ~ 103.0%.
Specification: USP txuj
Cov mis mos molecular: C14H12O3.
CAS Naj Npawb: 131-57-7
Cov tsos mob: daj ntseg ntsuab-daj crystalline hmoov.
daim ntawv pov thawj ntawm authenticity
| Yam khoom | SPECIFICATIONS | SAIB XYUAS RESULT |
| Qhov tshwm sim | daj ntseg daj crystalline hmoov | Hla |
| GC Analysis | Ntau dua lossis sib npaug li 99.5% | 99.90% |
| Melting kub | 62-65 degrees | 62 1-63.1 degrees |
| Kev puas tsuaj vim ziab tawm | Tsawg dua lossis sib npaug rau 0.5%. | 0.14% |
| Cov ntsiab lus tshauv | Tsawg dua lossis sib npaug rau 0.1%. | 0.01% |
| Absorbance (E 1% / 1 cm) hauv methanol, wavelength 285 nm. | Ntau dua lossis sib npaug rau 610 | 634 |
| Absorption tus nqi (E 1% / 1cm) hauv methanol, wavelength 325 nm | Ntau dua lossis sib npaug li 400 | 421 |
| Xaus | Ua tau raws li qhov yuav tsum tau ua | |
Daim ntawv thov
Benzophenone-3 (oxybenzone) yog siv dav hauv cov tshuaj pleev thaiv hnub, moisturizers, thiab lwm yam khoom siv tu tus kheej. Nws paub txog nws cov txiaj ntsig zoo hauv kev thaiv UVA thiab UVB hluav taws xob, thiab tseem txo cov kev pheej hmoo ntawm mob qog noj ntshav thiab kev laus ntxov ntxov los ntawm hnub raug.
Pob
DRUM 25 KG
Txog Peb
Cim npe nrov: benzophenone-3, Tuam Tshoj benzophenone-3 manufacturers, lwm tus neeg
