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-312 - China Supplier
China UV Absorber UV-312 - China Supplier

UV Absorber UV-312

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-312

Chemical NameN-(2-Ethoxyphenyl)-N'-(2-Ethylphenyl)-Ethanediamide
Chemical FormulaC18H20N2O3
Chemical Structure Diagram
CAS NO.23949-66-8
Molecular Weight312
Quality SpecificationsAppearanceWhite crystalline powder
Purity≥98%(HPLC)
Melting Point124-127 oC
Ash Content≤0.1%
Volatile Content≤0.5%
Transmittance460nm≥95%   500 nm≥97%
Features and ApplicationsUV-312 is a low-volatility polar substance with good thermal stability. It does not discolor upon contact with metal ions and is particularly effective against short-wavelength ultraviolet light. Therefore, it is often used as a whitening agent and stabilizer in UV curing systems. Recommended for PA, PC, PVC, PU, and PET/PBT resins.
Packaging20/25KGCarton/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 吴堡县| 乡宁县| 遵化市| 高阳县| 搜索| 库伦旗| 龙陵县| 枣阳市| 沿河| 磴口县| 蓬莱市| 娱乐| 武城县| 梅河口市| 孝义市| 辉南县| 兴隆县| 隆子县| 商丘市| 团风县| 安平县| 江都市| 环江| 丹阳市| 桦甸市| 莱州市| 肃宁县| 响水县| 马鞍山市| 贵南县| 韶山市| 南岸区| 阿勒泰市| 资中县| 麻阳| 会东县| 南华县| 唐海县| 盖州市| 弥勒县| 江西省|