2,3,4,4'-Tetrahydroxybenzophenone

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2,3,4,4'-Tetrahydroxybenzophenone

禆鳼儚殥膱

For Photo resists. PAC; Positive light-sensitive NAC-Ester etc,4-THBP

BP-28 is a UV absorber of the hydroxyphenyl benzophenone class which imparts
outstanding light stability to painting, plastic and rubber, also is the intermediates For Photo resists. PAC
Positive light-sensitive NAC-Ester etc.

Appearance: Light yellow powder
Purity: 99.0% min
Melting point: 219.0-220.0 ﹉C
Moisture: 0.5% max
Ash: 0.1% max
Fe: 0.3 ppm max
Na and K: 0.3 ppm max

Industrial field

additive, cosmetics, others, paint & coating, paper & pulp additive, pharmaceutical, plastic, polymer, resin, monomer, polyurethane(PU)

Rich Fine Chemicals Co.,Ltd

Phone	86 25 84739008
Fax	86 25 84730118
Homepage	-
E-mail	susanna@chemnet.com
Address	room 2008,inte'l trade center nanjing, china

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