uv-284

Date：2021-12-09 Categories：Related Application Product

post date:

dec 08,2021

expiry date:

jun 06,2022

detailed description:

cas no. :4065-45-6

specs:white or yellow powder crystalline powder

payment method: tt l/c
specification:
appearancr:white or light yellow
crystalline powder
content:≥99.0%
melting point:≥140℃
loss on drying: a.5.0%max b.3.0%
max
ph value:1.2-2.2
heavy metals:≤5ppm
turbidity in water(ebc):≤4.0
colour: ≤2.0
uv absorbance max@285nm:≥460
uv absorbance max@325nm:≥290

cas registry number:	4065-45-6
synonyms:	;2-hydroxy-4-methoxybenzophenone-5-sulfonic acid hydrate;bp-4;2-hydroxy-4-methoxy benzophenone-5-sulfonic acid;uv-284;sulisobenzone;2-hydroxy-4-methoxybenzophenone-5-sulfonic acid;benzophenone-4;2-hydroxy-4-methoxy-5-sulfo-benzophenone;
molecular formula:	c₁₄h₁₁o₆s
molecular weight:	307.2991
molecular structure:
hazard symbols:	xi:irritant;
risk codes:	r36/37/38:;
safety description:	s26:; s37/39:;

Tags：UV-284

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