斗转星移合成怎么进不去,a级片电影免费在线视频,九九热这里只有精品6,免费吃奶摸下激烈视频网址,国产麻豆a一级毛片爽爽影院,波霸女的淫欲生活,孽乱呻吟声老妇

  Yi chun yin li new energy co., ltd.
  Sell
       About us
       Products
       Buy
       Sell
       Contact us
       Chinese
Sell: Rubidium Sulfate
Date: 2015-06-17
Cas#: 7488-54-2
Specification: 99.9%
Price:
Quantity: Kilogram
Term: 30
Note: Application:
Rubidium sulfate is generally applied to preparation of metal rubidium, it is the raw material of various rubidium salts and catalyst. Also it is used in miniature high energy battery and scintillation counter.


Physical Property
CAS number:7488-54-2 Formula:Rb2So4
Appearance:White crystal powder
Melting point:1050芒鈥炂抃
molecular weight茂錄擰183.54
Characteristics:Easy soluble in water


Quality standard
Rb2SO3
芒鈥奧?%) Impurity芒鈥奧?(%)
Li k Na Ca Mg Fe Al SiO2 Cs Pb
99.0 0.001 0.1 0.02 0.005 0.001 0.001 0.001 0.001 0.5 0.001
99.5 0.001 0.05 0.01 0.005 0.001 0.001 0.001 0.001 0.2 0.0005
99.9 0.0005 0.02 0.005 0.001 0.0005 0.0005 0.0005 0.0005 0.05 0.0005

Storage and usage:dark sealed, pay attention to moisture,far away from acid and oxidizing substances.
Package: 25KG/barrel, 2bags/barrel, 10KG/bag, aluminum plastic bag by vacuum heat sealed, or agreed by both parties.
Transportation: avoid exposure, rain, high temperature and broken during shipment.
Shanghai Danfan Network Science&Technology Co., Ltd. All Rights Reserved.