原产国：美国品牌：IndustrialTestSystem检测范围：0.00,0.05,0.10,0.20,0.40,0.60,0.80,1.20ppm(mg/L)检测时间：<30秒0,0.05,0.1,0.2,0.4,0.6,0.8,1.2,1.5,2,2.6,4,6ppm(mg/L)检测时间：40秒0,1.0,2.0,3.0,4.0,5.0,6.0,7.0ppm(mg/L)检测时间：<30秒0,0.25,0.5,1,2,3,4,5,6,7,8,9,11,15,20,25ppm(mg/L)检测时间：5秒0,1.0,3.0,5.0,10,12,15,20,40,80ppm(mg/L)检测时间：47秒1,5,10,20,40,80,120ppm(mg/L)检测时间：32秒0,25,50,100,200,300,400,500,750ppm(mg/L)检测时间：31秒0,25,50,200,500,800,1100,1500,2000ppm(mg/L)检测时间：61秒常规包装：50条/瓶质保期到：2013-2)