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臭氧测试盒 补充包用于118758、118755
pH-indicatorpaperLitmuspaperblueRoll(4.8m)withcolourscaleReag.PhEur
Tetramethylbenzidinesolutionforthedetectionofchlorine
polymetron9125电导率表/9125酸碱浓度计常用备件
乳酸钙forsoiltests
应急有毒有害气体检测箱BP-51K
PM10和PM2.5采样头
H-SeriesH260GBenchtoppH&ISEMeter(NoProbe)
ChlorineTest(freeandtotalchlorine)Method:colorimetric,DPD,withcolour-diskcomparator0.25-0.50-0.75-1-2-4-7-10-15mg/lCl2Microquant®
ArsenicTestMethod:photometric0.001-0.100mg/lAsSpectroquant®
