清纯校花粉嫩粗大进出好爽,国产av无码专区亚洲av毛片搜,精品久久久久久久免费人妻,女生迈开腿让男生打扑克

Etching Liquid

  • Product name : Etching Liquid
  • Product Categories : Etching Liquid
  • Company name : Zibo Shuanghe chemical industry technology co., ltd
Details


The company mainly acts as an agent for cleaning agents, etching solutions and other products of INSTAR CO., LTD. of South Korea.Specializing in providing silicon product surface cleaning, etching and other products for semiconductor manufacturers.In recent years, with the continuous development of semiconductor circuit miniaturization, the requirements for the removal of particle and metal contamination during the cleaning process of quartz and silicon wafers have become increasingly higher.The etching liquids and cleaning agents imported by our company can meet the process requirements for removing impurities from silicon rings, silicon wafers, and quartz materials in semiconductor manufacturing.It is a solution provider for cleaning semiconductor materials and silicon products.

Main components of products


sulphuric acid

H?SO?

Dioxypentane

C3H6O3

potassium carbonate

K?CO?

potassium pyrophosphate

K?P?O?

ammonium hydrogen fluoride

NH4HF2

Dioxypentyl ring

C3H6O2

potassium nitrate

KNO3

Ammonium persulfate

(NH4)2S2O8


Update time :23/09/27 14:37:09   【print 】   【close【return to previous page 】
Contact Us
Contact: Mr.Li +86138-0533-7575
Contact: Mr.Sun +86135-6162-3306
Address: No.628, 6th Floor Tongqian Davis Business Center, Lutai Road, High-tech District, Zibo City, Shandong Province, China
最近2019中文字幕电影免费看| 国产亚洲精品久久久久久久软件| 怀孕高潮潮喷大肚子孕妇| yin荡纯肉体育生np男男| 奇米777四色欧美在线视频| 国产免费一区二区在线a片视频| 亚洲综合小说另类图片动图| 美少年高潮h跪趴扩张调教喷水| 国产精品三级在线观看无码| 国产97在线 | 亚洲| 领导每月都要玩我几次怎么办| 一本大道无码人妻精品专区| 国产亚洲精品aaaa片小说| 被迫穿丁字内裤带着震蛋出门小说| 女人下边被添全过视频| 女的让弄多少次下边才不紧| 亚洲国产精品va在线看黑人| 下乡供我的发泄村妇| 免费观看黄色电影| 老头猛吸女大学奶头a片| 羞羞漫画_成人漫画_成人专用| 丽娟两腿间一大丛黑毛| 在线视频国产欧美另类| 太粗大进不去倒刺带钩| 大又大粗又爽又黄少妇毛片| 无码人妻av一区二区三区| 无码av久久久久久久久| 特黄a级毛片| 欧美一区二区三区视频在线观看| 宝贝在街上把奶露出来h| 免费无码毛片一区二区app| 一对浑圆的胸乳被揉捏动态图| 最近高清中文在线字幕在线观看| 熟女人妻一区二区三区免费看| 一女多男小说| 无遮掩爆乳全彩h漫画羞羞| 国产乱码精品一区二区三区四川人| 青青草视频在线观看| 男女动态图| 两片大荫唇之间已经湿漉漉的一片| gogogo免费高清日本|