欧美极品少妇性运交 I www网站在线免费观看 I 秋霞无码久久久精品交换 I 青青草原免费视频在线观看 I 上司侵犯一区二区中文字幕 I av免费资源在线观看 I 国产精品久久久久久nⅴ下载编辑 I 国产av午夜精品一区二区三 I 毛片aaaaaa I 深夜免费视频 I 久久精品国产999大香线蕉 I 国产精品视频白浆免费视频 I 伊人蕉久 I 久久91精品国产 I 日韩欧美国产二区 I 精产国品一二三产区蘑菇视频 I 天天综合视频 I 国产亚洲精品日韩 I 午夜福利18以下勿进免费 I 曰韩黄色片 I 色婷婷精品大视频在线蜜桃视频 I 欧美电影一级 I 在线视频免费无码专区 I 亚洲 自拍 欧美 日韩 丝袜 I 欧美大浪妇猛交饥渴大叫 I 女人高潮喷水毛片免费 I 欧美精品网站在线观看 I 五月天狠狠干

Welcome to Qinhuangdao Tianzi Chemical Industry Co.,Ltd Website!
Contact us
Tel:+86-335-5978826
Address: Green Chemical Industry Garden, Lulong Economic Development Zone, Qinhuangdao City, Hebei Province, China.
Mobile:+86-15227250682,
+86-13313337629
E-mail:tzchem@163.com;
tzchem@tianzichem.com
tzsales@tianzichem.com
Home > Product
Magnesium Sulfate
Name: Magnesium Sulfate
Molecular Formula: MgSO4·7H2O
Annual production capacity: 10,000T
Molecular weight: 246.48.
Characteristics: --White exiguous acicular or oblique-pillar crystal. Smell-less, taste-bitter. Easily efflorescent at dry air.
--Specific gravity is 1.68.
--Freely soluble in water . Soluble in its own water at 67.5oC. Slightly soluble in ethanol and glycerin.
--Decomposing is heated up. Loosing 4 molecules crystal water at 70-80oC.About at 200oC,lossing all of its crystal water becomes anhydrous compounds.
Use: Mainly used in fertilizer, tanning, printings and dyeing, activator, papermaking, plastic, porcelain, pigment matchmaking ,dynamite and fireproof materials making.
Can be used in printings and dyeing delaine as the aggravating reagent of calico or silk, and as filling up of wooden-cotton products. Be used as Epsom salts at medicine.
Package, Storage: Knitting bags with plastic liners,25kg,40kg,50kg per bag.
Quality Index: Index first class Second class
( MgSO4·7H2O)% ≥ 98.0 ≥ 95.0
iron (Fe)% ≤ 0.005 ≤ 0.01
Chloride(CL)% ≤ 0.30 ≤ 0.50
insoluble in water% ≤ 0.10 ≤ 0.15

 


Copyright(C)2017,Qinhuangdao Tianzi Chemical Industry Co.,Ltd All Rights Reserved. ?Supported by ?ChemNet?ChinaChemNet?Toocle?Copyright Notice
Tel:+86-335-5978826 Fax:+86-335-5978826 E-mail:tzchem@163.com; Contact: Mr liu +86-13931486198
主站蜘蛛池模板: 蜜桃视频在线观看免费视频网站www | 成在线人视频免费视频 | 人妻被按摩师玩弄到潮喷 | 精品人妻系列无码人妻免费视频 | www涩涩 | 夜夜躁狠狠躁2021 | 亚洲日韩中文字幕无码一区 | 自拍啪啪| 免费视频好湿好紧好大好爽 | 精品成在人线av无码免费看 | 国产激情久久久久影院老熟女免费 | 久久综合亚洲色hezyo国产 | 2020精品国产福利在线观看香蕉 | 99久久免费国产精品 | 肉色丝袜足j视频国产 | 国产精品久久久久久久久久久久午衣片 | 精品国产自线午夜福利 | 含紧一点h边做边走动免费视频 | 在线看片人成视频免费无遮挡 | 美女扒开屁股让男人桶 | 国产av一区二区精品凹凸 | 人妻无码中文专区久久五月婷 | 特黄特色大片免费播放器图片 | 十八禁视频在线观看免费无码无遮挡骂过 | 久久人人爽爽人人爽人人片av | 无码国产精品一区二区免费i6 | 91在线播放网站 | 日本一二三区视频在线 | 色欧美片视频在线观看 | 国产成人av亚洲一区二区 | 青青小草av一区二区三区 | 99爱国产精品免费高清在线 | 亚洲欧美另类日韩 | 国产粉嫩嫩00在线正在播放 | 色av综合av综合无码网站 | 国产乡下妇女做爰 | 国产国产成年年人免费看片 | 久久精品视频亚洲 | 免费午夜福利在线观看不卡 | 爆乳熟妇一区二区三区 | 超级碰97直线国产免费公开 |