Ascorbic Acid Test Kit - HI3850
Copper Chemical Test Kit - HI3847
NPK Soil Chemical Test Kit (25 tests each) - HI3896
Soil Test™ Direct Soil EC Tester - HI98331
Backpack Lab Soil Quality Educational Test Kit - HI3896BP
Multiparameter Benchtop Photometer and pH meter - HI83300-02
Formaldehyde Chemical Test Kit - HI3838
Salinity Chemical Test Kit - HI3835
Phosphate Chemical Test Kit - HI3833
Total Chlorine Test Kit - HI3831T
Free Chlorine Test Kit - HI3831F
Hydrogen Peroxide Chemical Test Kit - HI3844
Combo pH/Conductivity/TDS Tester (Low Range) - HI98129
Ammonia Test Kit for Fresh Water - HI3824
Marine Test Kit - HI3823
Sulfite Chemical Test Kit - HI3822
Acidity Chemical Test Kit - HI3820
Carbon Dioxide Chemical Test Kit - HI3818
Backpack Lab Water Quality Educational Test Kit - HI3817BP
Water Quality Test Kit - HI3817
Environmental Monitoring Chemical Test Kit - HI3814
Total Hardness Chemical Test Kit - HI3812
Alkalinity Chemical Test Kit - HI3811
Dissolved Oxygen Chemical Test Kit - HI3810
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10 ppm and 100 ppm Chloride Calibration Standard Sachets for HI9829 (10 x 25 mL each) - HI9829-12/13
10 ppm and 100 ppm Nitrate (as N) Calibration Standard Sachets for HI9829 (10 x 25 mL each) - HI9829-14/15
10 ppm Chloride Calibration Standard Sachets for HI9829 (25 x 25 mL) - HI9829-12
10 ppm Nitrate Standard (as N) Sachets for HI9829 (25 x 25 mL) - HI9829-14
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