UV Absorber BP-9 CAS NO.: 57834-33-0

Lub npe tshuaj:2,2'-Dihydroxy-4,4'-Dimethoxybenzophenone-5,5'-Sodium Sulfonate

Synonyms:3.3'-carbonylbis [4-hydroxy-6-methoxy-benzenesulfonicacidisodiumsalt

Molecular FormulaC15H12Na2O11S2

Molecular Luj478.36 ib

Qauv

CAS Nr76656-36-5

Specification

Cov tsos mob: ci daj crystalline hmoov

Gardner Xim: ≤6.0

Kev Ntsuas: ≥85.0% lossis ≥65.0%

Chromatographic Purity: ≥98.0%

Odor: Zoo ib yam li tus cwj pwm thiab siv rau standrad, heev me ntsis hnyav tsw

K-tus nqi (hauv dej ntawm 330 nm): ≥16.0

Solubility: (5g / 100ml dej ntawm 25 deg C) Clear kua, dawb los ntawm insoluble

Daim ntawv thov:

Cov khoom no yog cov dej-soluble ultraviolet radiation-absorbing tus neeg saib xyuas nrog lub dav spectrum thiab lub siab tshaj plaws lub teeb-absorbing wavelength ntawm 288nm. , zoo lub teeb ruaj khov thiab kub stability thiab lwm yam. Tsis tas li ntawd nws tuaj yeem nqus tau UV-A thiab UV-B, ua chav kawm I hnub tiv thaiv tus neeg saib xyuas, ntxiv rau hauv cov tshuaj pleev ib ce nrog ntau npaum li cas ntawm 5-8%.

Packing thiab Cia:

Pob: 25KG / CARTON

Cia: ruaj khov hauv cov cuab yeej, khaws qhov cua thiab deb ntawm dej thiab kub siab.