青青青在线视频国产,亚洲熟妇无码一区二区三区,亚洲国产精品无码久久98,竹菊影视欧美日韩一区二区三区四区五区

SZSE:002741
Chemical Reagents
Glycerol?COA Report
  • CAS No.:56-81-5
  • Molecular weight:92.09
  • Aliases:Glycerin
  • Molecular formula:C3H8O3
  • EC No.:200-289-5
  • HS-No:29054500
Information
Specification category:
Product No. Product name specifications
1.17062.020 Glycerol AR500ml
1.17062.030 Glycerol AR25kg
1.17062.040 Glycerol CP25kg
1.17062.050 Glycerol AR500ml
1.17062.060 Glycerol CP500ml
1.17062.080 Glycerol AR2.5L
1.17062.110 Glycerol AR2.5L
1.17062.150 Glycerol Spec250kg
1.17062.160 Glycerol Spec25kg
Characteristic: Appearance and properties:Colorless viscous liquid, odorless, there are warm sweet, can absorb moisture.
Relative density(water=1): 1.26 (20 ℃)
Relative vapor density(air=1): 3.1
Melting point(℃): 20
Boiling Point(℃): 182 (2.7KPa)
Concentration: Pure
Saturated vapor Pressure: 0.4 (20 ℃)
Solubility: soluble in alcohol, miscible with water, insoluble in chloroform, ether, oils.
Technical indicators:
Item AR CP
Assay ≥99.0% ≥97.0%
Chroma, Hazen ≤10 ≤30
Residue on ignition(as SO4) ≤0.001% ≤0.005%
Acidity(as H+), mmol/g ≤0.0005 ≤0.001
Alkalinity(as OH-), mmol/g ≤0.0003 ≤0.0006
Chloride(Cl) ≤0.0001% ≤0.001%
Sulfate(SO4) ≤0.0005% ≤0.001%
Ammonium(NH4) ≤0.0005% ≤0.001%
Arsenic(As) ≤0.00005% ≤0.0002%
Iron(Fe) ≤0.0001% --
Heavy metals(as Pb) ≤0.0001% ≤0.0005%
Fatty acid ester(as Glycerol tributyrate) ≤0.05% ≤0.1%
Sugar and glucose Qualified Qualified
Substances reducing silver Qualified Qualified
Readily carbonizable substances Qualified Qualified
Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
国产精品乱码一区二区三| 久草热8精品视频在线观看| 国产超碰女人任你爽| 国产三级av在线播放| 日本japanese丰满多毛| 妺妺窝人体色www在线观看| 国产亚洲精品无码成人| 男ji大巴进入女人的直播| 国产色无码精品视频免费| 屁屁影院ccyy备用地址| 国产精品久久久久久久久久久久午夜片 | 久久综合九色综合欧美狠狠 | 亚洲欧美综合在线天堂| 色偷偷色噜噜狠狠成人免费视频| 国产精品无码专区| 国产情侣久久久久aⅴ免费| 亚洲av无码电影在线播放| 免费人成再在线观看视频| 亚洲精品无码专区久久久| 精品少妇爆乳无码av无码专区| 熟妇好大好深好满好爽| 久久精品国产亚洲av果冻传媒| 午夜亚洲av永久无码精品| 国产成人无码av一区二区在线观看| 99精品视频在线观看| 国产精品白浆在线观看免费| 99精品国产高清一区二区麻豆| 人妻无码久久一区二区三区免费 | 激情无码人妻又粗又大| 丰满人妻熟妇乱又伦精品视 | 最大胆裸体人体牲交| 日本三级理论久久人妻电影| 亚洲欧洲国产成人综合在线| 国产精品久久久久久久久岛国| 思思久久99热只有频精品66| 麻豆av福利av久久av| 99久久精品无码一区二区毛片| 久久精品国产精品| 亚洲2022国产成人精品无码区| 亚洲熟妇久久精品| 久久 国产 尿 小便 嘘嘘|