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Benzophenone-4
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Benzophenone-4

2-Hydroxy-4-Methoxy Benzophenone-5-sulphonic acid,Benzophenone-4 (BP-4,UV-284) Sulisobenzone USP
CAS:4065-45-6

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Benzophenone-4 Details

2-Hydroxy-4-Methoxy Benzophenone-5-sulphonic acid,Benzophenone-4 (BP-4,UV-284) Sulisobenzone USP

BP-4.jpg

Assay:≥99.0

Melting Point:≥140°C

Specific Extinction(1%,1cm):

E285:≥460
E325:≥290

Loss on drying:≤3.0%

Gardner color:≤2.0

Heavy metals:≤5 ppm

Turbidity:≤ 4.0 EBC

PH value:1.2~2.2

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