硼,Boron;≥95% (boron), amorphous powder
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硫酸锌七水合物,Zinc sulfate heptahydrate;ReagentPlus®, ≥99.0% -
硫酸链霉素,Streptomycin sulfate salt;potency: ≥720 I.U. per mg -
氧化镱(III),Ytterbium(III) oxide;nanopowder, <100 nm particle size (BET), ≥99.7% trace metals basis -
二乙醇胺,Diethanolamine [DEA];analytical standard, ≥99.7% (GC) -
铬,Chromium [Cd, Cr];chips, 99.995% trace metals basis -
乳酸铁(II)水合物,Iron(II) lactate hydrate;≥98.0% (dried material)
