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1,10-菲啉一水合物 GR ACS
CrackSet10Cforthedigestionoflead,cadmium,iron,copper,nickel,phosphorus(total)andzincSpectroquant®
ChromateCellTestMethod:photometric0.05-2.00mg/lCr0.11-4.46mg/lCrO4Spectroquant®
PUMPTUBEINSERTCOMP,STRAIGHT
SampleCell,PocketTurbidimeter
pH-indicatorpaperpH8.2-10.0SpecialindicatorRoll(4.8m)withcolourscalepH<8.2-8.2-8.5-8.8-9.0-9.3-9.6-10.0
BIOQUANT®Protein(BradfordMethod)reagentsolutionforapprox.200determinations
ChlorineTestRefillpackfor114978
1,2-Naphthoquinone-4-sulfonicacidsodiumsaltGRforanalysis
TinTestMethod:colorimetricwithteststripsandreagent10-25-50-100-200mg/lSnMerckoquant®
Potassiumdichromatetabletsforpreservingmilkinvestigationsamples