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High Quality Bumetrizole CAS 3896-11-5 with Competitive Price UV-326

  • Trademark: SWE
  • Transport Package: in 15kgs Net Kraft Paper Bag
  • Origin: China
  • Appearance: Light Yellow Powder or Granular
  • Purity: 99.0% Min
  • Melting Poin: 138.0 Temprature
  • Volatiles: 0.50% Max
  • Residue on Ignition: 0.05% Max
  • Transmittance 460nm: 97.0% Min
uv-326 is a benzotriazole type ultraviolet light absorber (UVA), imparting good light stability for plastics and other organic polymers. UV-326 is especially suited for polyolefins and cold cured polyesters. It protects polymers from UV radiation helping to preserve the original appearance and physical integrity, especially for polyolefins and polyester resins.

Product Name UV 326

Synonyms 2-(2'-Hydroxy-3'-tert-butyl-5'-methylphenyl)-5-chlorobenzortriazole
Molecular Formula C17H18N3OCl
Molecular Weight 315.8
CAS Number 3896-11-5

Appearance light yellow powder or granular
Melting Range 138-141 °C
Flash Point 229 °C
Specific Gravity 0.37g/cm3 at 20 ºC
Stability stable under ordinary conditions

Item Specification
Appearance light yellow powder or granular
Purity 99.0% min
Melting point 138.0ºC min
Volatiles 0.50% max
Residue on ignition 0.05% max
Transmittance 460nm 97.0% min
Transmittance 500nm 98.0% min
Recommended application and dosage:
1. Unsaturated Polyester: 0.2-0.5wt% based on polymer weight
2. PVC:
Rigid PVC: 0.2-0.5wt% based on polymer weight
Plasticized PVC: 0.1-0.3wt% based on polymer weight
3. Polyurethane: 0.2-1.0wt% based on polymer weight
4. Polyamide: 0.2-0.5wt% based on polymer weight

Packing and Storage
Packing In 15kgs net kraft paper bag, 6mts onto 20 pallet in 20Fcl, or in 20kgs drum
Storage Keep tightly closed and store in cool and dry place

Safety Information
Non-hazardous for air, sea and road freight.
High Quality Bumetrizole CAS 3896-11-5 with Competitive Price UV-326

High Quality Bumetrizole CAS 3896-11-5 with Competitive Price UV-326

Frequently Asked Questions

Q1: May I get one sample before placing order?
Re: Yes, Sample are available. For normal products, samples are for free and you just need to bear the freight;

For those high value products, you just need to freight and certain product cost. When we both cooperate for

some times or when you are our VIP customer, free sample will be offered when you need.

Q2: Which payment is available for your company?
Re: T/T, L/C or Alibaba trade insurance. You can choose the one which is convenient for you.

Q3: How and when can I get my goods after payment?
Re: For small quantity products, they will be delivered to you by international courier(DHL, FedEx, TNT etc.)

or by air. Usually it will cost 3-5days that you can get the goods after delivery.For large quantity products,

shipping by see is worthwhile.It will cost days to weeks to come to your destination port, which depends on

where the port is.

Q4: Is there any possible to use my appointed label or package?
Re: Yes. If needed, we'd like to use label or package according to your requirement.

Q5: How can you guarantee the goods you offer is qualified?
Re: We always believe honesty and responsibility are basis of one company, so whatever products we provide

for you all are qualified. We will have goods tested and provide COA before delivery for sure.


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