UV Absorber UV-T CAS TSIS MUAJ.: 27503-81-7

Lub npe tshuaj lom neeg:2-Phenylbenzimidazole-5-sulfonic acid; 2-phenyl-1h-benzo[d]imidazole-5-sulfonic acid; UV absorber-T; 2-phenyl-1H-benzimidazole-6-sulfonic acid; 2-phenyl-1H-benzimidazole-6-sulfonate

CAS NO.:27503-81-7

Cov qauv qauv:

Cov Lus Qhia Tshwj Xeeb：

Tsos: dawb los yog hom hmoov dawb crystallization

Cov Ntsiab Lus: ≥ 98.0%

Melting point:> 300 ºC

Qhuav hnyav: ≤ 1%

Kev Siv:Qhov no yog ib qho tshuaj nqus ultraviolet tshiab, Nws tuaj yeem nqus tau 920 ~ 990, Thaum lub sijhawm UV ua 302 nmwave ntev. Nws lub peev xwm nqus tau yog 3 zaug ntau dua li cov tshuaj nqus ultraviolet dav dav. Nws tau xa ntawv siv rau hauv cov tshuaj pleev ib ce thiab xim dej.

Cov tshuaj hauv cov tshuaj pleev ib ce: 1.5% ~ 2%, Hauv txheej 4% ~ 6%. Muab UV-T rau hauv 10 feem dej thiab tom qab ntawd sib tov NaOH rau hauv lawv kom kho PH li 8 thaum kawg ntxiv rau hauv cov xim

Ntim thiab Khaws Cia:

Pob: 25KG / THOOJ

Kev Cia Khoom: Ruaj khov hauv vaj tse, khaws qhov cua thiab deb ntawm dej thiab kub siab