日本成本人片视频免费-男人猛戳女人30分钟视频大全-久久青草国产免费频观-欧美丰满大爆乳波霸奶水多-免费午夜无码18禁无码影院

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
Guanidine thiocyanate
Name: Guanidine thiocyanate
Molecular Formula: C2H6N4S
Molecular weight: 118.18
CAS number: 593-84-0
Characteristics: White puff crystal. Soluble of water
Use: Biomedicine, chemical reagents, etc. It can be used as chaotropic agent and denaturant to denaturate and cleave cells, extract RNA and DNA, and as adsorbent of DSSC to improve the conversion rate of DSSC.
Packaging, Storage and Transportation: Knitting bags with double plastic liners, 25kg per bag.Keep in dry and clean storage protection from sunshine, moisture following the rules for transporting and storing normal chemicals.
Quality indicator: Name of index High class

Guanidine thiocyanate≥%

99.5%

Water-Insoluble≤%

0.15%

Water ≤%

0.3%

Ash≤%

0.1%
 

NH4CL≤%

0.1%
 

Melt Point°C

118-121
 

PH Value

5-7
 

Fe≤%

0.1PPM
 

Absorbance (280nm) 3M in Water

0.4
 

Absorbance (300nm) 3M in Water

0.05

 

  


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: 亚洲欧美精品伊人久久| 狠狠色丁香婷婷久久综合| 波多野无码黑人在线播放| 免费又黄又爽又色的视频| 国产亚洲欧洲综合5388| 国产女精品视频网站免费| 成人无码18?在线观看| 精品九九人人做人人爱| 久久青青草原av免费观看| 国产成人啪精品视频网站午夜 | 久久无码国产日本欧美| 亚洲色大成网站www尤物| 国产成人无遮挡免费视频| 最美女人体内射精一区二区| 欧美精品亚洲精品日韩专区| 不卡无码人妻一区三区音频| 国产美女精品自在线拍免费| 人妻大战黑人白浆狂泄| 国产国语熟妇视频在线观看| 欧美激情a∨在线视频播放| 国产熟妇按摩3p高潮大叫| 久久综合伊人中文字幕| 东京热加勒比无码少妇| 粉色午夜视频| 亚洲国产精品一区二区九九| 久久精品成人一区二区三区| 无码av不卡一区二区三区| 中文在线а√在线天堂中文| 亚洲国内自拍愉拍| 99久久精品国产毛片| 农村欧美丰满熟妇xxxx| 日韩精品无码专区免费视频| 亚洲精品久久久久久中文字幕| 欧美制服丝袜亚洲另类在线| 少妇的肉体aa片免费| 久久强奷乱码老熟女网站| 中文字幕无码乱码人妻系列蜜桃| 久久亚洲色www成人男男| 无码东京热一区二区三区| 成人三级a视频在线观看| 成人超碰|