成人网站免费观看,99e久热只有精品8在线直播,亚洲综合无码明星蕉在线视频,亚洲精品一区二区三区中文字幕

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
久久无码人妻热线精品| 亚洲色欲啪啪久久www综合网| 国产精品国产三级国产av品爱网| 精选国产av精选一区二区三区| 精品无码久久久久国产手机版 | 色欲av伊人久久大香线蕉影院| 亚洲ⅴ欧洲第一的日产av| 国产免费无码一区二区视频| 极品少妇小泬50pthepon| 国产亚洲曝欧美曝妖精品| 久久久久久亚洲精品a片成人| 国语自产偷拍精品视频偷 | 消息称老熟妇乱视频一区二区| 免费午夜无码片在线观看影院| 五十路熟妇亲子交尾| 性夜夜春夜夜爽aa片a| 亚洲中文字幕久久无码精品| 成人免费毛片内射美女-百度| 久久99精品久久久久久野外| 成人伊人精品色xxxx视频| 欧美丰满大乳高跟鞋| 在线日本国产成人免费不卡| 国产va精品午夜福利视频| 少妇呻吟白浆高潮啪啪69| 成年轻人电影www无码| 国产精品久久久久久久9999| 日日橹狠狠爱欧美超碰| 18禁美女裸体无遮挡网站| 国产不卡精品视频男人的天堂| 2024av天堂手机在线观看| 亚洲国产无线乱码在线观看| 在线观看无码av网站永久免费 | 亚洲一区二区三区乱码在线欧洲| 久久www免费人成人片| 成年无码av片在线免缓冲| 97精品国产一区二区三区四区| 高清无码视频直接看| ass日本丰满熟妇pics| 亚洲丰满熟女一区二区蜜桃| 欧美交换配乱吟粗大25p| 豆国产93在线 | 亚洲|