1. 17907 6 Ea 10 ml Sample Cells (for Colorimeter) 2427606 $ $ 2. 12711 1 Ea 3-Way Valve Kit 12189-00 $ $ 3. 17908 1 Pk Adapter, Large Pump Tube, Assembled, Black Collar (2/Pk) 50907 $ $ 4. 15311 1 Ea Bottle, Sampling, Wide Mouth, 4000 ml 20871-17 $ $ 5. 5 Ea Bottle, Nessler Reagent Bottle, 500ml 2119449 $ $ 6. 12126 1 Ea Cap, Rubber, 16 mm 472300 $ $ 7. 17910 4 Ea Chlorine Standard Solution, 50-75mg/L, 16/pk 1426810 $ $ 8. 12131 4 Ea Cl 17 Calibration Verification Kit 5449000 $ $ 9. 13061 1 Ea Manganous Sulfate Solution, 500 ml 275-49 $ $ 10. 17913 1 Ea Cl 17 Calibration Standard, Chlorine Standard (100- 130mg/L) 2835801 $ $ 11. 17916 1 Pk Collar, Large, Black 0.045" (1.14mm) (6/Pk) 50007 $ $ 12. 17917 1 Pk Collar, Small, White 0.020" (0.5mm) (6/Pk) 50006 $ $ 13. 17999 16 Ea DPD Total Chlorine Reagent, 10 ml, (1,000 pk) 2105628