97精品字幕,婷婷性爱五月天,在线观看91AV,A片日韩视频,日本中出素人在线播放

Welcome to visit Xiantao Kanghua Technology Co., Ltd. Website!

Collection   |   中文版  |   English

Xiantao Kanghua Technology Co., Ltd.

Committed to R&D of the aromatic ketone products

Service
Hotline:

Product Detail

ZC-504 scale and corrosion inhibitor (thermal power plant)

 

 

1.Features

The product is prepared by organophosphorus, sulfonate copolymer and corrosion inhibitor. It has features of double-efficiency, stable chemical property, wide application range, no pollution and etc.

2.Uses

Appropriate in circulating cooling water system; wide PH range: 6.5~9.0

3.Technical index

 

Item

Index

appearance

light yellow transparent liquid

density (20) g/cm3

1.10

PH (1% water solution)

3.0±0.5

solid content %

28.0

organic phosphonic acid (PO43-) content %

8.0

imidazole (C6H4NHN:N) content %

1.0


[ Return ]
日韩A片免费网站| 色色色色五月天| 免费的黄色A片| 亚洲天堂久久| 国产三级AV操逼片| 性爱aV在线播放| 好屌妞在线| 手机看国产av日韩av| 日韩AV色情| 亚洲黄色a片| 青青操五月天| 日本A级c片免费看三区| 国产三级A片| 超碰黄色a片| 国产三级片AV| 亚洲日韩AV在线播放| 黄色三级A级片| 欧美巨臀| 看一级黄色视频| 日韩无码成人影片| 无码人妻久久| 777久久性爱| 亚洲最新毛片。| 深夜无码毛片| 日韩无码黄| 久草网不卡在线观看| 无码日韩传媒| 超碰91之| 日韩黄色情| 免费av小电影| 91美女高潮| 国产少妇在线性爱视频| 日本成人aaaa片| 乱妇乱女熟妇熟女网站| 在线看a片| 黄色成人A电影| 日韩一级黄色电影| 日韩AV综合在线| av在线电影成人| 美女黄频一| 呦女毛片|