无码毛片aaa在线,久久国产午夜精品理论片34页,国产毛片精品av一区二区,超碰国产天天做天天爽

 

magnesium sulphate

Update time:2021/11/05 13:09:11  ???View:  
Magnesium sulfate is a magnesium-containing compound with a molecular formula of MgSO4. It is a commonly used chemical reagent and drying reagent. It is a colorless or white crystal or powder, odorless, bitter, and deliquescent. Clinically used for catharsis, choleretic, anticonvulsant, eclampsia, tetanus, hypertension and other diseases. It can also be used for leather making, explosives, paper making, porcelain, fertilizer, etc.
Chinese name: 硫酸鎂, foreign name: magnesium sulphate, alias: 瀉鹽,硫苦、苦鹽、瀉利鹽 
Chemical formula: MgSO4, molecular weight: 120.37, CAS accession number: 7487-88-9, EINECS accession number: 231-298-2
 Melting point: 1124 ℃, water solubility: 25.5 g/100 mL (20 °C), density: 2.66 g/cm3, appearance: white crystalline powder
Physical properties
Solubility: easily soluble in water, slightly soluble in ethanol, glycerin, ether, and insoluble in acetone.  
Chemical nature
Stability: Anhydrous magnesium sulfate is easy to absorb water, and magnesium sulfate heptahydrate is easy to dehydration
Toxicity: low toxicity
Irritation: This product may cause stomach pain, vomiting, watery diarrhea, collapse, dyspnea, cyanosis, etc.  



------分隔線----------------------------

Service Hotline:

You only need a phone call, we will serve you attentively

Consult now
Copyright © Shandong Zhengji Chemical Co., Ltd.  All Rights Reserved   Case Number :魯ICP備20007847號(hào)-4 chemBlink Premium Supplier
亚洲精品久久久久久av| 国产激情无码一区二区app| 国产精品9999久久久久仙踪林| 精品少妇爆乳无码aⅴ区| 亚洲中文无码av永久伊人| 少妇裸交aa大片| av无码久久久久久不卡网站| 欧美亚洲精品一区二区在线观看| 国产午夜无码片在线观看影视| 久久精品国产99国产精品 | 一本久道久久综合狠狠躁av| 日本一道人妻无码一区在线| 九九99亚洲精品久久久久| 中文字幕av日韩精品一区二区| 欧美又粗又大xxxxbbbb疯狂| 亚洲第一区欧美国产不卡综合| ,亚洲AV午夜精品无码专区| 亚洲精品自在在线观看| 日韩视频无码中字免费观| 天天爽天天摸天天碰| 丰满的少妇邻居中文bd| 久久99精品久久久久久hb无码| 中文字幕人妻在线中字 | 成熟丰满熟妇高潮xxxxx视频| 欧美丰满熟妇乱xxxxx视频| 亚洲a∨无码精品色午夜| 国产国语老龄妇女a片| 丰满多毛的大隂户视频| 亚洲精品国产成人一区二区| 久9re热视频这里只有精品| 性按摩玩人妻hd中文字幕| 人人妻人人澡av| 国产性色播播毛片| 中文字幕人成乱码熟女app| a狠狠久久蜜臀婷色中文网| 两个男人吮她的花蒂和奶水视频| 无码8090精品久久一区| 一边吃奶一边添p好爽高清视频| 欧美乱大交xxxxx潮喷l头像| 成人无码在线视频区| 无码专区视频精品老司机|