尤物视频污,99热99热99超碰,精品久久久久女少妇,少妇精品无码,日B视屏久久香色,亚洲美女午夜福利av,国产美女被操,国产九九精品,国产久久色情
China UV Absorber UV-326 - China Supplier
China UV Absorber UV-326 - China Supplier

UV Absorber UV-326

Price:Negotiable
Industry Category: Chemicals/Catalysts & Additives/Anti-Aging Agents
Product Category:
Brand:
Spec:
Contact Info
  • Add:中國浙江省杭州市朝暉路203號深藍(lán)廣場708室, Zip: 310006
  • Contact: 潘先生
  • Tel:0571-85891093、88226505、85890191、88226608
  • Email:pxp@dishengchem.com

Other Products

Description
Additional Information

UV AbsorberUV-326

Chemical Name2-(2'-tert-Butyl-5'-methylphenyl)-5-chlorobenzotriazole
Chemical FormulaC17H18N3OCl
Chemical Structure Diagram
CAS NO.3896-11-5
Molecular Weight315.8
Quality SpecificationsAppearanceLight yellow crystalline powder
Purity≥99%(HPLC)
Melting Point137-142 oC
Ash Content≤0.1%
Volatile Matter≤0.5%
Transmittance460 nm≥93%   500 nm≥96%
Features and Applications
  1. This product is a highly efficient UV absorber that effectively absorbs ultraviolet light in the wavelength range of 270-380 nanometers;
  2. Odorless, high-temperature resistant, with good thermal stability;
  3. Does not yellow under alkaline conditions and is oil-resistant;
  4. This product hardly absorbs visible light, making it particularly suitable for colorless transparent and light-colored products.
  5. Mainly used in polyolefins (especially food-grade products), polyvinyl chloride, polyamide, ABS resin, AS resin, polyurethane, etc.
Recommended DosagePolyvinyl ChloridePolyolefinsABS Resin
0.2-0.5 %0.2-0.5%0.3-0.5%
Packaging20KG carton/fiber drum


Industry Category Chemicals/Catalysts & Additives/Anti-Aging Agents
Product Category
Brand:
Spec:
Stock:
Origin: China / Zhejiang / Hangzhoushi
About Toocle.com　-　 Toocle Partnership　-　 Toocle Services　-　 Old Version
Copyright ? Toocle.com. All Rights Reserved.
(浙)-經(jīng)營性-2023-0192
ChatGlobal Chat Now 特克斯县| 贡觉县| 海兴县| 集安市| 永福县| 额济纳旗| 阿坝县| 陆丰市| 西畴县| 杭锦旗| 佳木斯市| 句容市| 绥化市| 中超| 石河子市| 错那县| 荣成市| 青浦区| 青州市| 丹东市| 丽江市| 登封市| 运城市| 曲周县| 万盛区| 崇阳县| 沈阳市| 眉山市| 牡丹江市| 新闻| 上高县| 北辰区| 泰安市| 鸡泽县| 平舆县| 井冈山市| 滁州市| 峨眉山市| 吉首市| 聂荣县| 怀安县|