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
Potassium phosphate tribasic anhdrousCOA Report
  • CAS No.:7778-53-2
  • Molecular weight:212.27
  • Aliases:Potassium phosphate
  • Molecular formula:K3PO4
  • EC No.:231-907-1
Information
Specification category:
Product No. Product name specifications
1.01800.010 Potassium phosphate tribasic anhdrous AR500g
Characteristic: Appearance and properties: Colorless/white crystal or powder,moisture sensitive.
Relative density: 2.564(water=1)(25℃)
Solubility: Dissolve easily in water(50.8%,25℃). Its aqueous solution is strong alkaline. Insoluble in alcohol.
Technical indicators:
Item AR CP
Assay(K3PO4) ≥99.0% ≥98.0%
Insoluble matter in water ≤0.01% ≤0.02%
Free alkali Pass Pass
Dipotassium salt Pass Pass
Chloride(Cl) ≤0.005% ≤0.01%
Sulfate(SO4) ≤0.005% ≤0.02%
Total nitrogen(N) ≤0.001% ≤0.002%
Carbonate(CO3) Pass Pass
Sodium(Na) ≤0.05% ≤0.1%
Iron(Fe) ≤0.002% ≤0.004%
Arsenic(As)v≤0.0001% ≤0.0002%
Heavy metals(as Pb) ≤0.001% ≤0.002%
Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
色欲av无码一区二区三区| 无码人妻丰满熟妇精品区| 国产精品久久久久影院| 欲香欲色天天综合和网| 蜜桃视频一区二区在线观看| 亚洲中文字幕第一页在线| 成人麻豆日韩在无码视频| 亚洲精品自在在线观看| 人妻丰满熟妇无码区免费| 无码日韩精品一区二区免费暖暖 | 男人添女人下部高潮全视频| 国产乱子轮xxx农村| 中国极品少妇videossexhd| 国产精品9999久久久久仙踪林| 插我舔内射18免费视频| 性欧美丰满熟妇xxxx性久久久| 免费黄色电影网| 日本一区二区三区免费视频| 97香蕉碰碰人妻国产欧美| 蜜桃日本免费观看mv| 欧美日韩色另类综合| 久久99精品国产麻豆不卡| 亚洲一区二区三区四区五区六| 一边做一边喷17p亚洲乱妇50p| 国产伦久视频免费观看视频| 国产精品成人3p一区二区三区| 国产成人av男人的天堂| 妺妺窝人体色www聚色窝仙踪| 秋霞在线观看秋| 亚洲人成电影网站色www| 国产激情久久久久久熟女老人| 日本猛少妇色xxxxx猛叫| 成年午夜无码av片在线观看| 在线观看av网站永久| 国产一区二区内射最近更新| 亚洲精品一区二区| 欧美老熟妇喷水| 99er热精品视频| 亚洲精华国产精华液的福利| 国产精品久免费的黄网站| 亚洲欧美精品一中文字幕|