最近更新中文字幕第一页 综合国产无码观看 五月天激情网成人 午夜成人经典三级视频

ABOUT US PRODUCTS NEWS CENTER CULTURE CONTACT US 中文版

     Oxalic acid 

    Oxalic acid

    Oxalic acid wholesale Superior grade Oxalic acid Professional production of Oxalic acid Shandong Oxalic acid

    99.6% Shandong 25kg/bag
    Product name: Oxalic acid
    Alias: Ethanedioic acid; Dicarboxylic acid
    Molecular formula: HOOCCOOH; C2H2O4
    Molecular weight: 90.04
    CAS No.: 144-62-7
    Oxalic acid, three-dimensional molecular model
    Properties: Colorless transparent crystal or powder. The crystal structures include α type (diamond) and β type (monoclinic crystal). Odorless, sour.   Melting point: αtype: 189.5οC, β type: 182οC   Boiling point: [Three-dimensional molecular model] Boiling point 150οC (Sublimation).   Relative density: 1.653(Dihydrate), 1.9(Anhydrous). α type: 1.900, β type: 1.895   Refractive index: 1.540   Stability: 189.5οC decomposition
    Oxalic acid is mainly used as reducing agent and bleach.
      Used in the production of antibiotics, borneol and other drugs, sovlent for rare metal refining, dyes, reducing agent, leather tanning agent, etc.
      Oxalic acid can also be used in the production of cobalt-molybdenum-aluminum catalyst, metal, marble cleaning and textile beaching.
      Used in metal surface cleaning and processing, rare earth extraction, textile printing and dyeing, leather processing, catalyst preparation, etc.
      In organic synthesis industry, mainly used in the production of hydroquinone, pentaerythritol, cobalt oxalate, nickel oxalate, gallic acid and other chemical products.
      In plastic industry, used in the production of polyvinyl chloride, amino plastic, urea formaldehyde plastic, etc.
      In dye industry, used in the manufacture of basic green, etc.
      In printing and dyeing industry, it can replace acetic acid as the color dyeing auxiliary and bleach of pigment dyes.
      In pharmaceutical industry, used in the manufacture of chlortetracycline, oxytetracycline, tetracycline, streptomycin, and ephedrine.
      Besides, oxalic acid can be used in the synthesis of various oxalates, oxamide and other products. Sodium oxalate and calcium oxalate yield is the largest.
      Used in rust removal. The generated acid oxalate has large solubility.
      Antimony oxalate can be used as mordant and ferric ammonium oxalate is the blueprint printing agent.


    Copyright(C)2019 , Jinan Shijitongda Chemical Co.,Ltd. All Rights Reserved.  Supported by  ChemNet  ChinaChemNet Toocle Copyright Notice
    修水县| 宁国市| 柏乡县| 盐城市| 武冈市| 彭阳县| 五河县| 吉安县| 镇平县| 南昌市| 瓦房店市| 石台县| 辛集市| 日土县| 丘北县| 宣恩县| 惠安县| 宁晋县| 凭祥市| 广昌县| 锡林浩特市| 临安市| 馆陶县| 岳阳市| 正定县| 基隆市| 扶沟县| 枣强县| 随州市| 阳泉市| 德保县| 娱乐| 沾化县| 台北县| 绍兴县| 广宁县| 独山县| 长宁区| 平乐县| 大理市| 浑源县|