氯化钾,Potassium chloride;99.999% trace metals basis
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水杨酸钠,Sodium salicylate;puriss. p.a., ≥99.5% (NT)
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溴酸钾,Potassium bromate;for analysis (max 0,000001% Hg) EMSURE® ACS,ISO,Reag. Ph Eur, ≥99.8%
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1-萘酚 [α-萘酚],1-Naphthol;ReagentPlus®, ≥99%
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乙二醇,Ethylene glycol [EG];spectrophotometric grade, ≥99%
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甘油 [丙三醇],Glycerol;ACS reagent, ≥99.5%
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邻苯二胺,o-Phenylenediamine [OPD];sublimed, ≥99%