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 皋兰县| 清水河县| 兴城市| 金寨县| 神池县| 伊吾县| 平塘县| 额济纳旗| 巨鹿县| 宣恩县| 吐鲁番市| 阳东县| 灵石县| 防城港市| 吉林省| 长宁区| 浏阳市| 盐边县| 成都市| 黄平县| 楚雄市| 嘉峪关市| 深泽县| 阜平县| 河曲县| 德令哈市| 台湾省| 晴隆县| 黔西县| 海安县| 北安市| 克什克腾旗| 牙克石市| 泾川县| 莒南县| 库车县| 宁乡县| 扎兰屯市| 南丹县| 镇赉县| 彭泽县|