硫酸铁(II)水合物,Iron(II) sulfate hydrate;puriss., meets analytical specification of Ph. Eur., BP, exsiccated, 86.0-89.0% FeSO4 basis
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(±)-肾上腺素盐酸盐,(±)-Epinephrine hydrochloride;pharmaceutical secondary standard, certified reference material
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委陵菜酸,Tormentic Acid
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青霉素V钾盐,Penicillin V potassium salt;Pharmaceutical Secondary Standard; Certified Reference Material
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四丁基碘化铵,Tetrabutylammonium iodide [TBAI];reagent grade, 98%
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氧化铁铜,Copper iron oxide;nanopowder, <100 nm particle size (BET), 98.5% trace metals basis
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硫氰酸铵,Ammonium thiocyanate;for analysis EMSURE® ACS,ISO,Reag. Ph Eur, ≥99.0% (silver nitrate titration)