邻苯二甲酸氢钾,Potassium hydrogen phthalate [KHP];BioUltra, ≥99.5% (T)
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氧化镱(III),Ytterbium(III) oxide;99.99% trace metals basis
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三羟甲基丙烷,1,1,1-Tris(hydroxymethyl)propane;dist., ≥98.0% (GC)
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钡铁氧体,Barium ferrite;nanopowder, <100 nm particle size (BET), >97% trace metals basis
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柠檬酸铁一水合物,Iron(III) citrate tribasic monohydrate;18-20% Fe basis (T)
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普伐他汀钠,Pravastatin Sodium;certified reference material, pharmaceutical secondary standard
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锡,Tin;powder, -100 mesh, 99.99% trace metals basis