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BP-28;2,3,4,4'-tetrahydroxybenzophenone;4-HBP;
2,3,4,4'-Tetrahydroxy Benzophenone
BP-28;2,3,4,4'-tetrahydroxybenzophenone;4-HBP;
31127-54-5
BP-28 is a UV absorber of the hydroxyphenyl Benzophenone class which imparts Outstanding light stability to paintings and suntan oil, used for photosensitive glue for PS plate and photoresist.especially suitable for cosmetic additives, also could absorb UVA, UVB etc.
Appearance Yellow to light yellow crystalline powder
Purity 99.5%min
Melting Point (Deg C ) 219-220
Moisture 0.5%max
Color 4.0 max
Turbity 4.0 NTU max
Fe 100ppb max
Pb 100ppb max
Na 100ppb max
K 100ppb max
Ca 100ppb max
Mg 100ppb max
Zn 100ppb max
Cu 100ppb max
Chloride 100ppb max
Bromide 100ppb max
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Refine Chemicals Science and Technology Developing Co., Ltd.
ÀüÈ­¹øÈ£ 86-22-58210864
Æѽº¹øÈ£ 86-22-87899129
ȨÆäÀÌÁö http://www.Refinechemicals.com
À̸ÞÀÏ ericzhu@refinechemicals.com
ÁÖ¼Ò Head-office: No.12 West keyan Road, Tianjin City, P.R.China
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