氧化铱(IV),Iridium(IV) oxide;99.9% trace metals basis
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氯化铋(III),Bismuth(III) chloride;anhydrous, powder, 99.998% trace metals basis
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乙酸镉二水合物,Cadmium acetate dihydrate;reagent grade, 98%
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氟化钾,Potassium fluoride;ACS reagent, ≥99.0%
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溴化铅(II),Lead(II) bromide;≥98%
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蛋白酶K来源于林伯氏白色念球菌,Proteinase K from Tritirachium album;Vetec™, reagent grade, powder, ≥30 units/mg protein
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硫酸铁(II)七水合物 [硫酸亚铁七水合物],Iron(II) sulfate heptahydrate;for analysis EMSURE® ACS,ISO,Reag. Ph Eur, 99.5-102.0% (manganometric)