氢氧化钠,Sodium hydroxide;reagent grade, 97%, powder
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亚氨基二乙酸,Iminodiacetic acid [IMDA, IDA];98%
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邻苯二甲酸二正辛酯,Di-n-octyl phthalate [DNOP];≥98.0% (GC)
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L-半胱氨酸盐酸盐,L-Cysteine hydrochloride;Vetec™, reagent grade, ≥98%
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4-羟基苯乙酸甲酯,Methyl 4-hydroxyphenylacetate;ReagentPlus®, 99%
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1-萘酚 [α-萘酚],1-Naphthol;BioXtra, ≥99%
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丙烷磺酸吡啶盐,3-(1-Pyridinio)-1-propanesulfonate [PPS];≥97.0% (N)