中文字幕国产91|久久天堂一区二区三区|91中文字幕在线观看|精品欧美一区手机在线观看|伊人精品视频一区二区三区|91精品欧美久久久久久久|国产精品中文字幕中文字幕14|精品无码国产一区二区三区性色

    1. <style id="furwi"><del id="furwi"></del></style>
        <rt id="furwi"></rt>

          1. <sub id="furwi"><optgroup id="furwi"></optgroup></sub>
          2. <noscript id="furwi"></noscript>

            CONTACT US

            If you need to consult products please call the hotline:

            sales@nccchina.cn

            400 809 5700

            HEDP·Na4 Tetra sodium of 1-Hydroxy Ethylidene-1,1-Diphosphonic Acid
            CAS NO3794-83-0(4-Na);29329-71-3 (x-Na)
            Mol. WT.294.00
            Mol. FormulaC2H4O7P2 Na4
            Structure
            • Properties
            • Specification
            • Usage
            • Safety
            • Package&Storage

            HEDP•Na4 is the sodium salt of HEDP. HEDP•Na4 is an good scale inhibitor for calcium carbonate. It is mainly used in low pressure boiler water system, circulating water system, industrial and municipal cleaning water system and swimming pool. The solid HEDP•Na4 is white powder, soluble in water, low hygroscopic, easy to transport and suitable for use in winter and freezing districts. It is a kind of organophorphonic acid scale and corrosion inhibitor, can form stable complex with Fe, Cu and Zn ions, and can dissolve the oxides on metal surface, It still has good scale and corrosion inhibition effect at the temperature of 250.

            漳平市| 鸡东县| 德安县| 淮北市| 渭南市| 灌南县| 阳朔县| 景泰县| 社旗县| 万州区| 武威市| 宜丰县| 开原市| 陆良县| 黔西县| 金华市| 长顺县| 朝阳市| 太湖县| 上饶县| 临清市| 保靖县| 卓尼县| 仁寿县| 浦东新区| 祁东县| 登封市| 景德镇市| 平安县| 抚顺市| 泰来县| 祁门县| 天津市| 大渡口区| 连江县| 厦门市| 额济纳旗| 山阳县| 五台县| 克东县| 临泉县|