斗转星移合成怎么进不去,a级片电影免费在线视频,九九热这里只有精品6,免费吃奶摸下激烈视频网址,国产麻豆a一级毛片爽爽影院,波霸女的淫欲生活,孽乱呻吟声老妇

  Zaozhuang city hetai water treatment co.,ltd
  Sell
       About us
       Products
       Buy
       Sell
       Contact us
       Chinese
Sell: (HEDP Solid)1-Hydroxyethylidene-1,1-Diphosphonic acid
Date: 2010-01-25
Cas#: 2809-21-4
Specification: 98%
Price:
Quantity: 70Ton
Term: 365
Note: 1-Hydroxyethylidene-1,1-Diphosphonic acid (HEDP) [2809-21-4]
Abbreviation: HEDP Molecular weight: 206.02


Specifications:
Appearance White crystal powder
Active Content(as HEDP) 90.0%
Active content (as HEDP芒鈧2O) 98.0%
Phosphorous acid (as PO33- ) 0.8% max
Phosphoric acid (as PO43- ) 0.5% max
pH (1% Water Solution) 2.0 max
Chlorides (as CL-) 0.5% max
Ca sequestration mg CaCO3/g 500 min


Applications:
HEDP solid is crystal powder, suitable in winter and freezing districts. Because of high purity, it can be used as cleaning agent in electronic fields and as additives in daily chemicals.


Usage:
HEDP solid is mainly used as corrosion inhibitors in boiler and heat exchanger;
Cleaning agent in metal and non-metallic; rinse the stabilizer industry and the fixing agent, circulating water system of the scale inhibition and dispersion agent.
Packing and Storage:
Normally In 25kg woven bag inner-lined with PE bag. Stored in cool and ventilated room in one year.
Shanghai Danfan Network Science&Technology Co., Ltd. All Rights Reserved.