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E190AdjustableElectrodeStand
Flat-bottomedtubes,long,forAquaquant®testsAquaquant®
DO50-GSProbeReplacementCap
灯组件
Ammoniumnitratesolution1mol/lacc.toDIN19730
AluminiumTestMethod:colorimetricwithcolour-diskcomparator0.10-0.20-0.35-0.50-0.75-1-2-3-6mg/lAlMicroquant®
ColorimeterPiccoFSpectroquant®
Silversulfatesolution10g/linsulfuricacid(D=1.84g/ml)forCODdetermination
HydroxylammoniumsulfateGRforanalysis
饮用水专用高余氯测试盒(freechlorine)Method:colorimetric,DPD,withcolour-diskcomparator0.25-0.50-0.75-1-2-4-8-10-15mg/lClMicroquant