蜜臀AV在线播放一区二区三区,久久久精品视频69xx,久久久久久人妻极品99,国产成人无码18禁午夜

永大化工

yongda chemical

PRODUCTS

yongda chemical

Electronic grade phosphorus oxychloride

Product name Electronic grade phosphorus oxychloride
CAS No. 10025-87-3
Level 6N、7N
Physical and chemical properties A colorless and transparent smoky liquid with a pungent odor, with a relative density of 1.675, a melting point of 2 ℃, and a boiling point of 105.1 ℃. When dissolved in chlorine gas or phosphorus pentachloride, it turns red and yellow. When exposed to humid air, it hydrolyzes to produce phosphoric acid and hydrogen chloride, producing white smoke. When encountering a large amount of water, an explosion occurs, and when encountering water and alcohol, they decompose and release a large amount of heat and hydrochloric acid gas, which is irritating to the eyes. Toxicity and corrosiveness.
Use Electronic grade phosphorus oxychloride is a liquid phosphorus source for making solar cells, integrated circuits, discrete devices, and so on. crystalline silicon is N-doped through thermal diffusion.
Technical specifications You can request it from our company
Package Packed in dry quartz glass source bottles, with various specifications including 500ml/bottle, 1000ml/bottle, 1500ml/bottle, 5L/bottle, etc., and can also be packaged according to customer requirements.
Capacity 360 tons/year.

[ BACK ]

HOME  |   ABOUT US  |   SPEECH  |   PRODUCTS  |   FACTORY  |   NEWS  |   ORDER  |   CONTACT  |   中文版

Copyright(C)2023, Xuzhou Yongda Chemical Co., Ltd. All Rights Reserved. Supported by ChinaChemNet ChemNet Toocle Copyright Notice 備案序號:蘇ICP備09071720號

另类小说图片视频在线观看| 萝双腿之间乳白液体视频| 大鸡巴肏屄网络剧情视频| 狠狠狠综合久久久久久久| 性ⅩXXX搡XXXX搡| 小梅的性荡生活| 黑屌爆肏白美女| 有男女操屄视频| 肏逼好爽啊啊啊视频网站| 天天影视综合网| 日本不卡免费中文字幕 | 狼狼综合久久久久综合网| 黄色舔阴部视频| 午夜男人女人爽爽爽视频| 男人大鸡鸡通进骚女逼逼| 啊啊啊想要被插进去视频| 大学生精品视频在线一区| 俄罗斯换妻5P| 星空传媒av资源共享站| 激情视频91ben在线| 免费无码国产一级AⅤ片| 青青超级碰视频在线观看| 国产精品剧情AV区二区| 男人的天堂2026久久| 天天躁夜夜躁狠狠躁久久| 就要鲁,就要鲁在线观看| 国产日韩欧美精品久久久| 久久久久夜色精品国产av| 激情五月开心五月五月婷婷| 性爱自拍20P| 男女jb插bb| 在办公室被c到高潮小雪| 沧元图第11集免费观看| 日韩高清视频在线一区二区| 操骚女免费视频| 真人试看动态图120秒| 又摸又揉又黄又爽的视频| 小鸡插逼电影福利免费。| 肏屄视频在线看| 日本夫妻6p一区二区三区| 国语自产免费精品视频在|