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-234 - China Supplier
China UV Absorber UV-234 - China Supplier

UV Absorber UV-234

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(hào)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-234

Corresponding Other Trade NamesUV Absorber UV-900
Chemical Name2-(2-Hydroxy-3-dicumylphenyl)-benzotriazole
Chemical FormulaC30H29N3O
Chemical Structure Diagram
CAS NO.70321-86-7
Molecular Weight447.6
Quality IndicatorsAppearanceOff-white powder
Content≥99% (HPLC)
Melting Point139.5-141oC
Ash Content≤0.1%
Volatile Matter≤0.5%
Transmittance460 nm≥97%   500 nm≥98%
Features and Applications
  1. UV-234 has excellent thermal stability and compatibility;
  2. This product is suitable for polycarbonate, polyvinyl chloride, polyoxymethylene, polyamide, polyester, etc.
Recommended DosagePolyesterPolycarbonatePolyvinyl Chloride
0.3-0.5%0.3-0.5%0.25-0.5%
Solubility

(25oC: g/100g solvent)

Watern-HexaneXyleneEthyl AcetateToluene
<0.01110736
Packaging20/25KG 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 双城市| 兴安县| 六盘水市| 蛟河市| 福鼎市| 婺源县| 乐山市| 西贡区| 得荣县| 来宾市| 京山县| 浦城县| 盖州市| 崇文区| 浪卡子县| 通许县| 永吉县| 武安市| 汾西县| 互助| 原平市| 贵德县| 丹江口市| 余姚市| 岚皋县| 休宁县| 九江县| 澎湖县| 宾阳县| 柏乡县| 和政县| 丹寨县| 房山区| 六安市| 安阳县| 舟曲县| 景宁| 枣阳市| 旬阳县| 航空| 五华县|