| 名称 | 规格 | 备注 | 现在销售价 | | ET9940余氯测试纸 | 试纸色标值ppm(mg/L) 0,0.05,0.02,0.04,0.6,0.8,1.2,1.5,2.0,2.6,4.0,6.0,10 | . | 300.00 | | ET9941总氯水质测试纸 | 试纸色标值ppm(mg/L)0,0.05,0.02,0.04,0.6,0.8,1.2,1.5,2.0,2.6,4.0,6.0,10 | . | 300.00 | | ET9940余氯测试纸 | 试纸色标值ppm(mg/L) 0,0.05,0.02,0.04,0.6,0.8,1.2,1.5,2.0,2.6,4.0,6.0,10 | . | 350 | | ET9941总氯水质测试纸 | 试纸色标值ppm(mg/L)0,0.05,0.02,0.04,0.6,0.8,1.2,1.5,2.0,2.6,4.0,6.0,10 | . | 300.00 |
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