精品在线播放不卡_国产黄色在线视频_玖玖在线中文字慕_国产福利自产拍视频_国产福利自产拍视频_亚洲最大啪啪网址_caopeng欧美_欧美日韩岛国在线观看

To provide customers with systematic
and intelligent water treatment solutions
Current location: Home Page > News > Industry Trends
Detailed specification of scale and corrosion inhibitor
Time:2021-07-08 09:56:34
Article release:Admin
Original author:Unknown
Source:Internet

Detailed specification of scale and corrosion inhibitor



Due to the water quality stable dosage form number on the market is quite many, the category is complex, in the purchase is not good to distinguish between true and false, below we through the specific parameters to explain.




As the name implies, scale and corrosion inhibitor is a kind of water treatment reagent that can ease the corrosion speed and reduce the scale formation degree. The scale and corrosion inhibitor produced by ANDE Technology strictly follows the HG/T 3538-2003 standard issued by the state. The common scale and corrosion inhibitor on the market is a yellowish-brown transparent liquid. Its active component should be greater than or equal to 30.0 percent based on EDTMPS, and its phosphite should be less than or equal to 5.0 percent based on PO33-. As for organic phosphine and phosphoric acid based on PO43-, their project indicators are respectively greater than or equal to 10.0 percent and less than or equal to 1.0 percent. And in 1% aqueous solution, the pH value of scale and corrosion inhibitor is best between 9.5 and 10.5. Finally, the content of chloride. We all know that chloride is calculated by Cl-. The content of chloride in qualified scale and corrosion inhibitors should be less than or equal to 3.0 percent



Label:
色妞十综合欧美色五月丁香医生 | 天天干夜夜透| 欧美在线视频日韩| 国产激情视频| 国产中文字幕视频| 久久日韩无码影片| 日韩成人网站区1| 专区另类激情亚洲| 丁香五月性爱视频| 馆熟女中文字幕| 熟妇无码乱子成人精品| 99精品中文字幕| 国产人妖在线精品不卡AV| 轻轻色真实偷情一区| 就1n7在线超碰| 这里只有精品五月婷婷丁香五月| 亚洲综合在线视频| 超碰欧美在线| av网站大全在线观看| 亚洲人妖女同在线播放| 极端尤物内射视频| 最新久久青青草原| 婷婷综合内射五月| 日韩三区视频国产国内第二页www| 中文字幕人妻丝袜乱一区三区狠狠| 亚洲精品成人麻豆| 天天影院大胆av| 在线无码日批视频| 日韩有码第8页国产精品亚洲AA| 久久影视av免费| 亚洲成人综合色图| 亚洲欧美色图色五月| 五月丁香桃一视频| 无码在线视频一区| 亚洲国产精品自拍| 香港毛片一区二区| 欧美+日韩+一品| 极品销魂一区二区| 国内小视频99| 亚洲无码久久五月天| 五月婷综合开心|