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Benzotriazole UV Absorber 327 CAS: 3864-99-1 (UV 327)

  • Model NO.: UV 327
  • Kind: Stabilizer
  • Appearance: Powder
  • Purity: 99.0% Min
  • Melting Point: 151.0 Tempreature Min
  • Volatiles: 0.50% Max
  • Residue on Ignition: 0.05% Max
  • Transmittance 460nm: 97.0% Min
  • Transmittance 500nm: 98.0% Min
  • Trademark: SWE
  • Transport Package: in 15kgs Net Kraft Paper Bag,
  • Origin: China
  • CAS No.: 3864-99-1
  • Formula: C20h24cln3o
  • EINECS: 223-383-8
  • Certification: REACH
  • Environmental Protection: No
  • Color: Yellow
Benzotriazole UV Absorber 327 CAS: 3864-99-1 (UV 327)
UV-327 is a benzotriazole type ultraviolet light absorber (UVA), imparting good light stability for plastics and other organic polymers.

Product Name UV 327

Molecular Formula C20H24N3OCl
Molecular Weight 357.88
CAS Number 3864-99-1

Item Specification
Appearance light yellow powder or granular
Purity 99.0% min
Melting point 151.0ºC min
Volatiles 0.50% max
Residue on ignition 0.05% max
Transmittance 460nm 97.0% min
Transmittance 500nm 98.0% min
UV-327 is recommended in a variety of polymers and organic substrates, including acrylic polymers, polycarbonate, polyesters, styrene homo- and copolymers, unsaturated polyesters, polyvinyl chloride, polyolefins, polyvinyl butyral, elastomers, and adhesives.
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, 7.5mts 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.

Benzotriazole UV Absorber 327 CAS: 3864-99-1 (UV 327) Benzotriazole UV Absorber 327 CAS: 3864-99-1 (UV 327) Benzotriazole UV Absorber 327 CAS: 3864-99-1 (UV 327) Benzotriazole UV Absorber 327 CAS: 3864-99-1 (UV 327)

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 . 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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