无码日韩精品一区二区免费暖暖_日韩人妻无码精品久久_狂躁美女大bbbbbb视频u_亚洲精品一区二区三区在线观看_自拍偷自拍亚洲精品播放

SZSE：002741
Chemical Reagents
Ammonium thiocyanate?COA Report
  • CAS No.：1762-95-4
  • Molecular weight：76.12
  • Aliases：Ammonium thiocyanate
  • Molecular formula：CH4N2S
  • EC No.：217-175-6
  • HS-No：28429080
Information
Specification category：
Product No. Product name specifications
1.06076.010 Ammonium thiocyanate AR500g
1.06076.020 Ammonium thiocyanate CP500g
1.06076.040 Ammonium thiocyanate AR25KG
1.06076.050 Ammonium thiocyanate AR500g
Characteristic： Appearance and properties:Colorless, shiny, monoclinic crystals, deliquescent in the air.
Relative density (water=1):1.31
Melting point(℃):149.6
Boiling point(℃):170(decomposition)
Concentration:Sterling
Solubility:Soluble in water, soluble in ethanol, acetone, ammonia
Technical indicators：
Item AP CP Assay(NH4CNS) ≥ 98.5% ≥ 98.0% pH value(50g / l solution, 25 ℃) 4.5～6.0 4.5～6.0 Clarity test Qualified 4# Qualified 6# Insoluble matter in water ≤ 0.005% ≤ 0.01% Residue on ignition (as sulfate) ≤ 0.01% ≤ 0.02% Chloride (Cl) ≤ 0.005% ≤ 0.01% Sulfur (S) ≤ 0.001% ≤ 0.002% Sulfate (SO4) ≤ 0.005% ≤ 0.02% Iron (Fe) ≤ 0.0001% ≤ 0.0003% Copper (Cu) ≤ 0.0005% ≤ 0.001% lead (Pb) ≤ 0.0005% ≤ 0.001% Reducing iodine substances (by I count) ≤ 0.05% ≤ 0.1%
Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
人人玩人人添人人澡欧美| 岛国av动作片在线观看| 久久人人爽人人爽人人片ⅴ | 亚洲五月天综合| 日韩精品国产精品高清| 又爽又黄又无遮挡网站| 亚洲乱码中文字幕小综合| 久久久久成人片免费观看蜜芽| av无码精品一区二区三区四区| 亚洲精品漫画一二三区| 玩弄放荡人妻一区二区三区 | 精品精品国产高清a毛片| 久久精品国产亚洲av成人| 自拍偷拍精品视频国自| 麻麻张开腿让我爽了一夜| 99久久亚洲精品无码毛片| 小13箩利洗澡无码视频网站| 色综合久久久久久久久久| 日日碰狠狠丁香久燥| 四虎影库在线永久影院免费观看| 精品国产sm最大网站| 高清视频在线观看一区二区三区| 午夜男女爽爽爽在线视频| 伴郎粗大的内捧猛烈进出视频观看| 国产人妖乱国产精品人妖| 92国产精品午夜福利| 国产麻豆精品一区二区三区v视界| 日韩精品乱码av一区二区| 精品国产一区二区三区久久| 亚洲jizzjizz中国少妇中文 | 暴力调教一区二区三区| 日韩精品人妻系列无码专区| 丝袜美腿一区二区三区| 午夜精品一区二区三区在线观看| xx性欧美肥妇精品久久久久久| 欧美精品v国产精品v日韩精品| 国产内射老熟女aaaa| 天堂av在线男女av| 久久不见久久见中文字幕免费| 成在线人视频免费视频| 女人被黑人狂躁c到高潮小说|