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          3. Taizhou Keyan fine chemical co.,ltd.
             
            亚洲黄色一级毛片,国产欧美一区二区三区鸳鸯浴,国产一区二区三区毛片,一级黄色片在线看 阳原县| 元阳县| 卓资县| 郎溪县| 武平县| 双辽市| 花垣县| 高清| 咸丰县| 临江市| 垣曲县| 定南县| 南城县| 新乐市| 正阳县| 南投县| 安庆市| 泌阳县| 安仁县| 晋城| 西乌| 建阳市| 林甸县| 台北市| 水富县| 肥城市| 营口市| 公安县| 蒙山县| 葵青区| 邹平县| 平阴县| 信阳市| 八宿县| 乌拉特后旗| 衢州市| 深圳市| 天长市| 绥芬河市| 安达市| 温宿县| http://444 http://444 http://444 http://444 http://444 http://444

            Product name: Photoinitiator 651
            Chemical Name: Benzoin dimethyl ether (BDK)
            CAS number: 24650-42-8
            Molecular formula: C 16 H 16 O 3
            Molecular weight: 256.3
            Appearance: White or off-white crystal
            Purity (GC): ≥99.5%
            Melting point: 64.0-67.0 ° C (degrees Celsius)
            Transmittance: 425nm≥95.0%; 450nm≥96.0%; 500nm≥98.0%
            Loss on drying: ≤0.5%
            Moisture: ≤0.50%
            Residue on ignition: ≤0.10%
            Uses: It is a Photoinitiator widely used in UV curing systems. It has strong absorption properties in inks, varnishes and other systems. Suggested addition amount 2-5%
            Packing specification: 25KG packaging
            Storage: This product should be sealed and stored in a closed, dry, dark place, avoiding sunlight.

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