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Excellent Ultraviolet Absorber CAS No. 5973-55-1; UV328
Basic Info
Model No.: UV Absorbe
Product Description
Model NO.: UV Absorbe Appearance: Powder Melting Point: 81.0 Temperature Min Transmittance 460nm: 98.0% Min Ash: 0.05% Max Origin: China Kind: UV Absorbe Purity: 99.0% Min Volatiles: 0.50% Max Transmittance 500nm: 99.0% Min Trademark: SWE Excellent ultraviolet absorber. UV max: 345nm. Good solubility for polymer and little volatility. Mainly used for PE, PP,PS,PVC, poly ester and ABS resins, etc.
Product Name UV 328 Identification
Synonyms 2-(2'-Hydroxy-3',5'-di-tert-pentylphenyl)-benzotriazole
Molecular Formula C22H29N3O
Molecular Weight 351.49
CAS Number 25973-55-1
EINECS/ELINCS 247-384-8
Properties
Appearance : light yellowish powder
Melting Range: 80-83 °C
Specific Gravity : 1.17g/cm3 at 20 ºC
Solubility : insoluble in water; soluble in acid, benzene, toluene, ethyl acetate and petroleum ether, slightly soluble in ethyl alcohol and methyl alcohol
Stability :stable under ordinary conditions
Packing and Storage
Packing In 20kgs net carton
Storage Keep tightly closed and store in cool and dry place
Safety Information
Non-hazardous for air, sea and road freight.
Contact us if you need more details on UV328. We are ready to answer your questions on packaging, logistics, certification or any other aspects about CAS No. 5973-55-1、Soluble in Acid. If these products fail to match your need, please contact us and we would like to provide relevant information.
Product Name UV 328 Identification
Synonyms 2-(2'-Hydroxy-3',5'-di-tert-pentylphenyl)-benzotriazole
Molecular Formula C22H29N3O
Molecular Weight 351.49
CAS Number 25973-55-1
EINECS/ELINCS 247-384-8
Properties
Appearance : light yellowish powder
Melting Range: 80-83 °C
Specific Gravity : 1.17g/cm3 at 20 ºC
Solubility : insoluble in water; soluble in acid, benzene, toluene, ethyl acetate and petroleum ether, slightly soluble in ethyl alcohol and methyl alcohol
Stability :stable under ordinary conditions
| Item | Specification |
| Appearance | light yellowish powder |
| Purity | 99.0% min |
| Melting point | 81.0ºC min |
| Volatiles | 0.50% max |
| Ash | 0.05% max |
| Transmittance 460nm | 98.0% min |
| Transmittance 500nm | 99.0% min |
Packing In 20kgs net carton
Storage Keep tightly closed and store in cool and dry place
Safety Information
Non-hazardous for air, sea and road freight.
Contact us if you need more details on UV328. We are ready to answer your questions on packaging, logistics, certification or any other aspects about CAS No. 5973-55-1、Soluble in Acid. If these products fail to match your need, please contact us and we would like to provide relevant information.
Product Categories : Plastic, Additives And Resins
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