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Ultraviolet absorbent UV-0 131-56-6

Item Code:131-56-6 Features:99%
  • Description

 

Synonyms

Ultraviolet absorbent UV-0

CAS RN

131-56-6

Structural formula

Molecular weight

214.22

Molecular Formula

C13H10O3

Indicators

Appearance :white or light yellow crystal powder
Melting point :142.0-146.0 ℃
Loss on drying : ≤ 0.1%
Content : ≥ 99.0%
PH value : 6
Chroma : ≤ 3.0
Heavy metal : ≤ 5ppm
Specific absorptivity(290nm) : ≥ 630
Ash : ≤ 0.5%
Nontoxicity: no thrill for skin.
Packing : paper drum 25kg/ drum
Storage: airproof and avoid light
Use :mainly used as light stabilizing agent for plastic, and can protect organic glass and fabric. It is still used as intermediates of synthesizing other ultraviolet absorbents.
Valid period :2 years

 

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