CAS 1843-05-6 benzotriazole UV absorber uv-531 UV531 uv 531 for pvc

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Overview
Quick Details
Classification:
Chemical Auxiliary Agent
CAS No.:
1843-05-6
Other Names:
UV
MF:
C21H26O3
EINECS No.:
217-421-2
Purity:
99.9%
Place of Origin:
Shandong, China
Type:
Adsorbent
Adsorbent Variety:
Activated Carbon
Usage:
Coating Auxiliary Agents, Electronics Chemicals, Leather Auxiliary Agents, Paper Chemicals, Petroleum Additives, Plastic Auxiliary Agents, Rubber Auxiliary Agents, Surfactants, Textile Auxiliary Agents, Water Treatment Chemicals
Brand Name:
Baovi
Model Number:
Tech Grade
Molecular weight:
326.43
Boiling Point:
457.9℃ at 760 mmHg
Melting point:
47-49 °C(lit.)
Flashing point:
102℃
Density:
1.160g/cm3
content:
>99%
vapour pressure:
5.25E-09mmHg at 25°C
Refractive index:
1.547
light transmittance:
450nm>90% 500nm>95%
Color:
Colorless Transperant
Supply Ability
Supply Ability:
500 Metric Ton/Metric Tons per Month
Packaging & Delivery
Packaging Details
CAS 1843-05-6 benzotriazole UV absorber uv-531 UV531 uv 531 for pvc
25 kg/ bag with inner plastic bag
Port
Qingdao , Lianyungang or Shanghai port

      CAS 1843-05-6 benzotriazole UV absorber uv-531 UV531 uv 531 for pvc

Product Description

 

Product Name

Benzophenone-12(UV-531)

Synonyms

[2-Hhydroxy-4-(octyloxy)phenyl]phenylmethanone;2-HYDROXY-4-N-OCTOXYBENZOPHENONE;2-HYDROXY-4-N-OCTYLOXYBENZOPHENONE;2-HYDROXY-4-(OCTYLOXY)BENZOPHENONE;2-HYDROXY-4-(OCTYLOXYL)-BENZOPHENONE;CHIMASSORB 81;BENZOPHENONE-12;Octabenzone

CAS

1843-05-6

Molecular formula

C21H26O3

Molecular Weight

326.43

Physical and Chemical Properties

M.P. 

47-49 °C(lit.)

Density

1.160 g/cm3

 

General Description

Pale greenish yellow crystalline powder

Usage

It can protect the polymer to its maximum extent, helps to reduce the color. It can also delay the yellowing and obstacle the loss of its physical function. It is widely applied to PE,PVC,PP,PS,PC organic glass, polypropylene fiber, ethylene-vinyl acetate etc

Packing

25kg fiber drum.

Storage condition

Must be stored in closed containers in dry cool conditions. The shelf life of Bp-12 is two years in original, unopened containers.

Specifications

Items

Standard

Appearance

Pale greenish yellow crystalline powder

Assay(HPLC)

≥ 99.0 %

Melting Point

47.0 ~ 49.0

Loss on Drying

≤ 0.50 %

Heavy Metals

≤ 5 ppm

Burnt Residue

≤ 0.10 %

 

Application

 

1. UV absorber UV - 531. It has the greatest protection effect to polymer, and help to reduce the colour and lustre, delay the yellowing and block physical performance loss at the same time.

2. It is widely used in PE, PVC, PP, PS, PC, organic glass, polypropylene fiber and ethylene vinyl acetate, etc.

3. Mainly used as polyethylene, polypropylene, polyvinyl chloride (PVC), polyurethane rubber synthetic materials such as light stabilizer dosage of 0.1% 0.5%.

Packaging & Shipping

 

Packaging Details

25kg/drum for uv 1 , UV531 , Octabenzone FACTORY&MANUFACTURER , CAS:1843-05-6

Delivery Time

3-5days for getting ready goods

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FAQ

 

Q: Are you trading company or manufacturer ?
A: We have our own factory ,also sell some other Chemical Products which we don't manufacture by ourselves .but better price than agent. And give customer full service.


Q: How long is your delivery time?
A: Usually if choose our standing products, delivery is 3-4 days. If it's custom made, it will take 7-10 days to deliver.


Q: Do you provide samples ? is it free or extra ?
A:Yes ,we supply free samples but customer pay express charge .and later, if the transaction, you pay the cost of this product can be deducted in the late ordering of products.


Q: What is your terms of payment ?
A: We recommend using the Alibaba payment system .Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.or irrevocable LC at sight .

 

Q: What is loading port? 
A: Any port of China that you need.Usually is Tianjin,Xiamen or Guangzhou.


Q: What documents you provide? 
A: Full set of shipping documents and inspect report , and some accompanying documents you need..


Q: How does your factory do regarding quality control? 
A: Each batch of products, we are from third independent laboratory for content and performance testing, to ensure that products meet the standards.


Q: How do you treat quality complaint?
A: First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.

Our Services

 

Company Information

 

      Shandong Baovi Energy Technology co.,ltd is located in Jinan city, Shandong province, was founded in 2003, and it is a raw material supplier for the global organic chemical industry.

     Products include solvents, antifreeze, anticorrosion, pigment, chemicals intermediates, etc., widely used in agriculture, medicine, food sanitation and other fields.