Ultraviolet absorbent UV-P

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Delivery term: The date of payment from buyers deliver within days
seat: Beijing
Validity to: Long-term effective
Last update: 2017-12-27 21:36
Browse the number: 132
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Product details

Chemical name: 2-(2'-Hydroxy-5'-methylphenyl)benzotriazole
Molecular formula:C13H11N3O
Molecular weight: 225.3
CAS NO. : 2440-22-4
Chemical structural formula:

Sale code: PS-P
Appearance:white to light yellow crystal powder
Content: ≥ 99%
Melting point: 128-130 °C
Loss on drying: ≤ 0.5%
Ash: ≤ 0.1%
Light transmittance: 
 

Wave length nm

Light transmittance %

440

≥ 97

500

≥ 98

 

Toxicity: low toxicity,rattus norvegicus oral LD50 >5g/Kg weight.
Use: This product is suitable in polyester, epoxy cellulose acetate, Polyvinyl chloride, organic glass and others. Max absorption wave length range is 270-380nm .
General dosage:thin products: 0.1-0.5% , thick products: 0.05-0.2% .
Solubility: 25°C unit:g/100mLsolvent
 

Solvent

Solubility

Solvent

Solubility

Acetone

2.5

Dioctyl phthalate

2.5

Alcohol

0.3

Di-n-octyl sebacate

2.4

Methyl alcohol

0.2

A Ethanol

3.9

2-(2-Ethoxyethoxy)ethanol

2.6

Methyl methacrylate

5.0

Ethyl acetate

3.5

Styrene

7.2

n-Butyl acetate

3.0

Tricresyl phosphate

3.3

Benzene

6.9

Solvent gas

0.9

Toluene

6.0

Petroleum solvent

1.5

Cyclohexane

0.7

Water

0

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