Descriptions: Kit contains 1.8, 18 and 180 NTU standards required to calibrate the Hach 18900 instrument. The deluxe kit also contains sealed secondary standards of each value.
Water Analysis Water Analysis Turbidity Standards Turbidity Standards 8212 AMCO CLEAR CALIBRATION KIT, for HACH RATIO 18900 for HACH RATIO 18900 NR Kit contains 1,8, 18 and 180 NTU standards required to calibrate the Hach 18900 instrument, The deluxe kit also contains sealed secondary standards of each value, 85522 145.80 PRIM 250ML 85548 248.50 DELUX250ML 85395 112.90 SS KIT