国产精品JIZZ视频,日韩 另类 综合 自拍 亚洲,中文字幕乱倫视频,在线观看黄A片免费网站免费,亚洲熟女片嫩草影院

  • <rt id="rkndw"></rt>

      <wbr id="rkndw"></wbr>

        Keyword search

        Sodium Benzene Sulphinate(SBS)

        CAS NO.: 873-55-2
        Sodium Benzene Sulphinate(SBS)

        Chemical name: Sodium Benzene Sulphinate(SBS)
        Molecular formula: C6H6O2SNa
        Molecular weight: 164.16
        CAS NO.: 873-55-2
        Appearance: White crystalline powder
        Purity: ≥99%
        Main Application: Primary brightener for bright nickel plating. It has the effect of significantly reducing the grain size of the nickel plating layer, can make the plating layer bright, and make the plating layer ductile. General dosage is 0.1 ~ 0.3g / L

        Contact us

        Add: Room 2208, BossWill International Plaza, Jing-Han Avenue No. 1268, Jiang-An District, Wuhan
        Tel: +86-27-85880528
        Email: 2420089@qq.com

        About us

        Copyright(C)2021, Wuhan Pinestone Technology Co., Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice

      1. <rt id="rkndw"></rt>

          <wbr id="rkndw"></wbr>