HI70004P pH 4.01 Calibration Buffer Sachets (25 x 20 mL)$72.72 Original price was: $72.72.$61.81Current price is: $61.81.Add to Cart
HI77400C pH 4.01 and 7.01 Calibration Buffer Sachets (10 x 20mL, 5 Each)$43.75 Original price was: $43.75.$37.18Current price is: $37.18.Add to Cart
Free and total chlorine CAL Check standard for HI977XX photometers – HI97701-11$386.34 Original price was: $386.34.$328.39Current price is: $328.39.Add to Cart
Total Chlorine Ultra High Range CAL Check standard kit for HI97 series photometers – HI97771-11$386.34 Original price was: $386.34.$328.39Current price is: $328.39.Add to Cart
HI770710C pH 7.01 and 10.01 Calibration Buffer Sachets (10 x 20mL, 5 Each)$43.75 Original price was: $43.75.$37.18Current price is: $37.18.Add to Cart
Manganese Low Range CAL Check™ Standards – HI97748-11$386.34 Original price was: $386.34.$328.39Current price is: $328.39.Add to Cart
Bentocheck Solution HI83749-20$63.64 Original price was: $63.64.$54.09Current price is: $54.09.Add to Cart
GroLine 1413µS/cm Conductivity Standard with Certificate (120 mL bottle) – HI7031-012$17.05 Original price was: $17.05.$14.49Current price is: $14.49.Add to Cart
8.30 pH Calibration Solution (230 mL) – HI70083M$31.81 Original price was: $31.81.$27.04Current price is: $27.04.Add to Cart
GroLine 5, 000µS/cm Conductivity Standard with Certificate (120 mL bottle) – HI7039-012$17.05 Original price was: $17.05.$14.49Current price is: $14.49.Add to Cart
Pump Calibration Standard for Titratable Acidity in Vinegar Mini Titrator (120 mL)$68.18 Original price was: $68.18.$57.95Current price is: $57.95.Add to Cart
Molybdenum CAL Check™ Standards – HI97730-11$386.34 Original price was: $386.34.$328.39Current price is: $328.39.Add to Cart
Marine Ammonia Certified Standard Kit – HI784-11$50.57 Original price was: $50.57.$42.98Current price is: $42.98.Add to Cart
pH 8.20 Calibration Buffer Solution (230 mL) – HI70082M$31.81 Original price was: $31.81.$27.04Current price is: $27.04.Add to Cart
470 mV @ 25°C ORP Calibration Standard Sachets (25 x 20mL) – HI70022P$72.72 Original price was: $72.72.$61.81Current price is: $61.81.Add to Cart
HI77400P pH 4.01 and 7.01 Calibration Buffer Sachets (10 x 20mL, 5 Each)$43.75 Original price was: $43.75.$37.18Current price is: $37.18.Add to Cart
HI770710P pH 10.01 and 7.01 Calibration Buffer Sachets (10 x 20mL, 5 Each)$43.75 Original price was: $43.75.$37.18Current price is: $37.18.Add to Cart
Turbidity Calibration Standards for HI98713 – HI98713-11$270.44 Original price was: $270.44.$229.87Current price is: $229.87.Add to Cart
Turbidity Calibration Standards – HI98703-11$277.26 Original price was: $277.26.$235.66Current price is: $235.66.Add to Cart
200 FNU Turbidity Calibration Solution (230 mL) – HI9829-18$265.89 Original price was: $265.89.$226.01Current price is: $226.01.Add to Cart
20 FNU Turbidity Calibration Solution (230 mL) – HI9829-17$265.89 Original price was: $265.89.$226.01Current price is: $226.01.Add to Cart
0 FNU Turbidity Calibration Solution (230 mL) – HI9829-16$265.89 Original price was: $265.89.$226.01Current price is: $226.01.Add to Cart
100 ppm Nitrate Standard (as N) Sachets for HI9829 (25 x 25 mL) – HI9829-15$186.35 Original price was: $186.35.$158.40Current price is: $158.40.Add to Cart
10 ppm and 100 ppm Nitrate (as N) Calibration Standard Sachets for HI9829 (10 x 25 mL each) – HI9829-14/15$186.35 Original price was: $186.35.$158.40Current price is: $158.40.Add to Cart
10 ppm Nitrate Standard (as N) Sachets for HI9829 (25 x 25 mL) – HI9829-14$186.35 Original price was: $186.35.$158.40Current price is: $158.40.Add to Cart
100 ppm Chloride Calibration Standard Sachets for HI9829 (25 x 25 mL) – HI9829-13$186.35 Original price was: $186.35.$158.40Current price is: $158.40.Add to Cart
10 ppm and 100 ppm Chloride Calibration Standard Sachets for HI9829 (10 x 25 mL each) – HI9829-12/13$186.35 Original price was: $186.35.$158.40Current price is: $158.40.Add to Cart
10 ppm Chloride Calibration Standard Sachets for HI9829 (25 x 25 mL) – HI9829-12$186.35 Original price was: $186.35.$158.40Current price is: $158.40.Add to Cart
100 ppm Ammonium Calibration Standard Sachets for HI9829 (25 x 20 mL) – HI9829-11$186.35 Original price was: $186.35.$158.40Current price is: $158.40.Add to Cart
10 ppm and 100 ppm Ammonium Calibration Standard Sachets for HI9829 (10 x 20 mL each) – HI9829-10/11$186.35 Original price was: $186.35.$158.40Current price is: $158.40.Add to Cart
10 ppm Ammonium Calibration Standard Sachets for HI9829 (25 x 20 mL) – HI9829-10$186.35 Original price was: $186.35.$158.40Current price is: $158.40.Add to Cart
Quick Calibration Solution (1 Gal) – HI9828-27$399.98 Original price was: $399.98.$339.99Current price is: $339.99.Add to Cart
Quick Calibration Solution (500mL Bottle) – HI9828-25$102.27 Original price was: $102.27.$86.92Current price is: $86.92.Add to Cart
Silica High Range CAL Check™ Standards – HI97770-11$386.34 Original price was: $386.34.$328.39Current price is: $328.39.Add to Cart
Anionic Surfactant CAL Check™ Standards – HI97769-11$386.34 Original price was: $386.34.$328.39Current price is: $328.39.Add to Cart
Free Chlorine Ultra Low Range CAL Check™ Standards – HI97762-11$386.34 Original price was: $386.34.$328.39Current price is: $328.39.Add to Cart
Total Chlorine Low Range CAL Check™ Standards – HI97761-11$386.34 Original price was: $386.34.$328.39Current price is: $328.39.Add to Cart
Magnesium CAL Check™ Standards – HI97754-11$386.34 Original price was: $386.34.$328.39Current price is: $328.39.Add to Cart
Chloride CAL Check™ Standards – HI97753-11$386.34 Original price was: $386.34.$328.39Current price is: $328.39.Add to Cart
Calcium CAL Check™ Standards – HI97752-11$386.34 Original price was: $386.34.$328.39Current price is: $328.39.Add to Cart
Sulfate CAL Check™ Standards – HI97751-11$386.34 Original price was: $386.34.$328.39Current price is: $328.39.Add to Cart
Potassium CAL Check™ Standards – HI97750-11$386.34 Original price was: $386.34.$328.39Current price is: $328.39.Add to Cart
Copper Low Range CAL Check™ Standards – HI97747-11$386.34 Original price was: $386.34.$328.39Current price is: $328.39.Add to Cart
Iron Low Range CAL Check™ Standards – HI97746-11$386.34 Original price was: $386.34.$328.39Current price is: $328.39.Add to Cart
Nickel Low Range CAL Check™ Standards – HI97740-11$386.34 Original price was: $386.34.$328.39Current price is: $328.39.Add to Cart
Fluoride High Range CAL Check™ Standards – HI97739-11$386.34 Original price was: $386.34.$328.39Current price is: $328.39.Add to Cart
Chlorine Dioxide CAL Check™ Standards – HI97738-11$386.34 Original price was: $386.34.$328.39Current price is: $328.39.Add to Cart
Silver CAL Check™ Standards – HI97737-11$386.34 Original price was: $386.34.$328.39Current price is: $328.39.Add to Cart
Total Hardness CAL Check™ Standards – HI97735-11$386.34 Original price was: $386.34.$328.39Current price is: $328.39.Add to Cart
Free and Total Chlorine High Range CAL Check™ Standards – HI97734-11$386.34 Original price was: $386.34.$328.39Current price is: $328.39.Add to Cart