CAS 1843 05 6 Ultraviolet Absorbent UV - 531 For Polyolefine / Polystyrene

Basic Information
Place of Origin: China
Brand Name: LONGPU
Model Number: UV-531
Minimum Order Quantity: 50KG
Price: Confirm the order date
Packaging Details: 25kg
Delivery Time: Within 7days
Payment Terms: T/T ,L/C
Supply Ability: Prompt
CAS NO: 1843-05-6 Purity: 99%
Melting Point: 47-49°C Loss On Drying:: ≤ 0.5%
Ash: ≤ 0.1% FORM: POWDER
High Light:

antioxidant 1010

,

uv 326

High quality Ultraviolet Absorbent UV-531 for polyolefine, polystyrene, polyester CAS NO 1843-05-6

 

Ingredients: 2-hydroxy-4-(octyloxy)benzophenone
Molecular formula:C21H26O3
Molecular weight:326
CAS NO.: 1843-05-6
Chemical structural formula:
Technical index:
Appearance:light yellow crystal powder
Content: ≥ 99%
Melting point: 47-49°C
Loss on drying: ≤ 0.5%
Ash: ≤ 0.1%
Light transmittance:

Wave length nm Light transmittance %
450 ≥ 90
500 ≥ 95


Toxicity: almost non-toxic,rattus norvegicus oral LD 50 =12g/Kg weight.
Use: This product is mainly used in polyolefine, polystyrene, polyester, polyamide glue and others. Man absorption wave length range is 300-375nm.
General dosage 0.2-0.6% .
Solubility: 25°C unit:g/100mLsolvent

solvent Acetone Benzene Methyl alcohol n-Heptane Alcohol (95%) Hexane Water
Solubility 74 72 2 40 2.6 40.1 <0.5

 

 

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