Description/Specifications | |
MSIBrandMicrocentrifugeTubes | |
MSIBrandscrewcapmicrocentrifugetubesarestrongenoughtowithstandcentrifugationupto20,000xg.Suitableforuseinvapor-phaseliquidnitrogenstorage,-80°Cfreezers,boiling,andautoclaving.Deepexternalthreadsprotectagainstsamplelossandsealfailure.AninteriorUchannelinthelidkeepstheethylenepropylenerubber(EPR)"O"-ringinplaceasthecapistightened.RNase,DNase,DNA,andpyrogenfree.Graduatedwithfrostedwritingsurface.Autoclavable
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D,K2SO4Na2CO3BaCL2NaNO3
A.H2SO4Na2SO4AgNO3BaCl2.
B.NaOHNa2CO3NaHSO4MgCl2
C.CaCl2NaNO3MgSO4BaCl2
D.HNO3KOHKClK2CO3
C.MgCl2溶液和氨水D.盐酸和NaAlO2溶液
为什么
2.NaNO3FeCl3AgNO3
分别有什么现象?谢谢回答!

