Cov khoom siv raw khoom pleev ib ce CAS 4065-45-6 Benzophenone-4
Benzophenone-4 Kev piav qhia:
Lub npe khoom: D
CAS TSIS MUAJ.: 4065-45-6
Cov mis molecular: C14H12O6S
Qhov Hnyav Molecular: 308.31
Lub npe tshuaj: 2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid
Daim Ntawv Thov Benzophenone-4:
Benzophenone-4 yog ib qho tshuaj nqus UV dav dav uas ua haujlwm tau zoo hauv 280 - 360 nm.
Benzophenone-4 yog cov dej uas yaj tau, cov pab pawg acid yuav tsum tau neutralized nrog ib qho ntawm cov neeg sawv cev neutralizing ib txwm muaj, piv txwv li triethanolamine thiab NaOH.
Benzophenone-4 tau txais kev pom zoo rau kev saib xyuas tawv nqaij hauv EU, Tebchaws Meskas thiab Nyiv Pooj, nws yog siv dav hauv kev npaj hnub.
Benzophenone-4 kuj tseem siv tau rau hauv cov txheej txheem dej, cov xim dej thiab cov tshuaj ntxuav kom zoo dua qub.
| EST | Chav | KEV QHIA TXOG |
| TEJ YAM TSEEM CEEB | Hmoov Dawb | |
| KEV NTSUAM XYUAS | % | 99.00 feeb |
| Qhov Kub | ℃ | 160.00 feeb |
| Cov khoom ua los ntawm cov khoom siv volatile | % | 2.00MAX |
| PH | 1.20-2.20 | |
| XIM | Gardner | 4.0MAX |
| KEV TURBIDITY | NTU | 16.0MAX |
| Hlau Hnyav | ppm | 20MAX |
| KEV TXOM NYEM TSHWJ XEEB | ||
| 285nm | 460 feeb | |
| 325nm | 290 feeb | |
| Tus nqi K | 45.0-50.0 | |










