潘金莲被吸乳揉到高潮的视频,久久99久久99精品免观看,在电影院里拨开内裤挺进,护士交换粗吟配乱大交动态图

Offter to Sell

Corrosion Inhibitor DYWS-2

  • Post Date:

    Feb 22,2021
  • Expiry Date:

    Aug 21,2021
  • Detailed Description:

    Product Description: DYWS-2 is mainly composed of Alkyl imidazoline hydroxyl ethyl ester and fatty amide, solvent is methanol and water. The amino polar groups in the lone pair electrons can form coordination bonds with the d orbital of iron atoms empty, chemical adsorption, amino hydroxy ethyl amino alcohol structure, with the iron surface Fe (OH) 3 occurred chelated to form more stable adsorption protective film on metal surface, effectively preventing the damage of corrosion medium. Imidazoline quaternary ammonium salt has good dispersion, can prevent the sediment adhered on the surface of metal.

    Technical Index:
    Appearance:  light yellow to pale brown liquid
    Density: 20℃  0.85-1.15g/cm
    PH:6.0-10.0
    Water solubility : easily soluble in water
    Corrosion inhibition: ≥60%

    Application:
    The agent can be used in the oil pipeline with high water content and water injection system, It can be added directly, or diluted by 3-10 time with water. Normally it is used directly by Proportional pump.
    In general, the dosing concentration is 20-80mg/L which depend on the condition of corrosive medium.

    Package and storage
    The product packed in plastic or metal pail, net 180-200KG/Drum
    Handle with care, pay attention to fire prevention, prevent exposure
    To be stored in cool, and ventilated warehouse, used within one year

Inquiry
Home Suppliers Product CAS Gmall
主站蜘蛛池模板: 特克斯县| 米林县| 青田县| 凯里市| 平邑县| 内乡县| 昌乐县| 通州区| 阿拉善右旗| 九江县| 泊头市| 苗栗县| 攀枝花市| 微山县| 克东县| 嘉善县| 兴城市| 岱山县| 勃利县| 新干县| 永丰县| 麦盖提县| 丹凤县| 云龙县| 马龙县| 通海县| 松阳县| 永靖县| 武鸣县| 寿阳县| 湘潭县| 抚顺县| 清远市| 彩票| 惠来县| 通化县| 贡嘎县| 乌拉特中旗| 河池市| 兰考县| 太原市|