Dissolved Oxygen Reagents (300 tests) – HI93732-03$502.25 Original price was: $502.25.$426.91Current price is: $426.91.Add to Cart
HI8031L 1413µS/cm Conductivity Standard in FDA Bottle (500mL)$57.39 Original price was: $57.39.$48.77Current price is: $48.77.Add to Cart
HI7004/1G pH 4.01 Calibration Solution (1 G ( 3.78 L))$120.45 Original price was: $120.45.$102.38Current price is: $102.38.Add to Cart
pH 7.01 Technical Calibration Buffer Sachets (25 x 20mL) – HI50007-02$99.99 Original price was: $99.99.$84.99Current price is: $84.99.Add to Cart
HI70039P 5000µS/cm Conductivity Standard (25 x 20mL)$72.72 Original price was: $72.72.$61.81Current price is: $61.81.Add to Cart
pH 4.01 Technical Calibration Buffer (500 mL) – HI5004$68.18 Original price was: $68.18.$57.95Current price is: $57.95.Add to Cart
Membrane Caps for HI76483 DO Probe – HI76483A/P$261.35 Original price was: $261.35.$222.15Current price is: $222.15.Add to Cart
PEI Body Reference Electrode for FC301B – HI5313$324.98 Original price was: $324.98.$276.23Current price is: $276.23.Add to Cart
Dissolved Oxygen Chemical Test Kit – HI3810$184.09 Original price was: $184.09.$156.48Current price is: $156.48.Add to Cart
HI7022M 470 mV @ 25°C ORP Test Solution (230 mL)$50.57 Original price was: $50.57.$42.98Current price is: $42.98.Add to Cart
Molecular Sieve Desiccant for the HI904 Karl Fischer Titration System – HI900551$1,068.12 Original price was: $1,068.12.$907.91Current price is: $907.91.Add to Cart
HI1000 Series Process Digital pH Probe-15m (49.2′)-HT – High Temperature-Ceramic$1,215.84 Original price was: $1,215.84.$1,033.46Current price is: $1,033.46.Add to Cart
HI7041L Dissolved Oxygen Electrolyte Solution (500 mL)$168.17 Original price was: $168.17.$142.95Current price is: $142.95.Add to Cart
Pool Line pH & Temperature Tester with 0.1 pH Resolution – HI981274$245.44 Original price was: $245.44.$208.63Current price is: $208.63.Add to Cart
HI70060M pH 6.00 Calibration Solution (230 mL)$31.81 Original price was: $31.81.$27.04Current price is: $27.04.Add to Cart
HI9810432 HALO2 pH Meter for Cosmetic Creams$318.16 Original price was: $318.16.$270.44Current price is: $270.44.Add to Cart
AmpHel® Flat-tip pH Electrode for General Purpose (15m Cable) – HI6101415$1,079.49 Original price was: $1,079.49.$917.57Current price is: $917.57.Add to Cart
Conductivity Transmitters to use with Four-ring Probe – HI8936 -0.00 to 19.99 mS/cm-With LCD$954.49 Original price was: $954.49.$811.32Current price is: $811.32.Add to Cart
100% NaCl Calibration Solution for Seawater Salinty Readings (500 mL) – HI7037L$31.81 Original price was: $31.81.$27.04Current price is: $27.04.Add to Cart
Fluoride Module for Combination ISE – HI4110-51$659.05 Original price was: $659.05.$560.20Current price is: $560.20.Add to Cart
Fluoride Low-Range Portable Photometer-kit$961.31 Original price was: $961.31.$817.11Current price is: $817.11.Add to Cart
GroLine Electrode Storage Solution (120 mL) – HI70300-012$17.05 Original price was: $17.05.$14.49Current price is: $14.49.Add to Cart
Portable pH/mV Meter – HI8424$874.95 Original price was: $874.95.$743.71Current price is: $743.71.Add to Cart
HI7076 Electrolyte Fill Solution, 1M NaCl (30 mL x 4)$102.27 Original price was: $102.27.$86.92Current price is: $86.92.Add to Cart
Pool Line pH Tester with 0.01 pH Resolution – HI981004$113.63 Original price was: $113.63.$96.58Current price is: $96.58.Add to Cart
Calcium and Magnesium Hardness High Range Reagents (300 tests) – HI93752-03$243.17 Original price was: $243.17.$206.69Current price is: $206.69.Add to Cart
GroLine Nutrient dosing system with HI30033 conductivity probe – HI981413-00$818.14 Original price was: $818.14.$695.42Current price is: $695.42.Add to Cart
Tartaric Acid Analysis Reagents Kit (20 tests) – HI83748-20$136.36 Original price was: $136.36.$115.91Current price is: $115.91.Add to Cart
High Range Titrant for Sulfur Dioxide Mini Titrator – HI84500-51$44.88 Original price was: $44.88.$38.15Current price is: $38.15.Add to Cart
Calibration Check Key at 32°F – HI762032F$65.90 Original price was: $65.90.$56.01Current price is: $56.01.Add to Cart
Titration Vessel Assembly for HI904 Karl Fischer Titration System – HI900560$1,499.92 Original price was: $1,499.92.$1,274.93Current price is: $1,274.93.Add to Cart
Total Hardness Test Kit Replacement Reagents (100 tests) – HI3812-100$65.90 Original price was: $65.90.$56.01Current price is: $56.01.Add to Cart
HI7022L 470 mV @ 25°C ORP Test Solution (500 mL)$68.18 Original price was: $68.18.$57.95Current price is: $57.95.Add to Cart
Panel-mounted pH Analog Indicator with Self Diagnostic Test – HI8510$1,215.84 Original price was: $1,215.84.$1,033.46Current price is: $1,033.46.Add to Cart
Compact Magnetic Mini-Stirrers – HI180-Arctic White$190.89 Original price was: $190.89.$162.26Current price is: $162.26.Add to Cart
Iron (Fe²⁺ & Fe³⁺) Medium Range Checker Disc Chemical Test Kit – HI38040$181.81 Original price was: $181.81.$154.54Current price is: $154.54.Add to Cart
HI70631L Grease and Fats Alkaline Cleaning Solution (500 mL)$77.26 Original price was: $77.26.$65.67Current price is: $65.67.Add to Cart
HI5031-12 1413µS/cm Conductivity Standard (120 mL)$31.81 Original price was: $31.81.$27.04Current price is: $27.04.Add to Cart
Phosphate Test Kit Replacement Reagents (100 tests) – HI38061-100$104.54 Original price was: $104.54.$88.86Current price is: $88.86.Add to Cart
Nitrate ISE 100 ppm Standard – HI4013-02$188.63 Original price was: $188.63.$160.34Current price is: $160.34.Add to Cart
HI70663L Cleaning Solution for Soil Deposits (500 mL)$77.26 Original price was: $77.26.$65.67Current price is: $65.67.Add to Cart
HI7004/1L pH 4.01 Calibration Solution (1 L)$46.02 Original price was: $46.02.$39.12Current price is: $39.12.Add to Cart
pH Meter edge® Multiparameter – HI2020-03 – Meter Only$943.13 Original price was: $943.13.$801.66Current price is: $801.66.Add to Cart
Sulfite Chemical Test Kit – HI3822$211.35 Original price was: $211.35.$179.65Current price is: $179.65.Add to Cart
Calcium Combination Ion-Selective Electrode (ISE) – HI4104$2,204.42 Original price was: $2,204.42.$1,873.76Current price is: $1,873.76.Add to Cart
pH Test Kit Replacement Reagents (300 Tests) – HI38058-100$43.75 Original price was: $43.75.$37.18Current price is: $37.18.Add to Cart
Pool Line Free Chlorine Checker HC Reagents (25 Tests) – HI7014-25$19.32 Original price was: $19.32.$16.42Current price is: $16.42.Add to Cart
HI5074 pH 7.41 Technical Calibration Buffer (500 mL)$68.18 Original price was: $68.18.$57.95Current price is: $57.95.Add to Cart
Silica Low-Range Portable Photometer-kit$961.31 Original price was: $961.31.$817.11Current price is: $817.11.Add to Cart
Phenylarsine Oxide (PAO) Solution (0.000564N), 500 mL – HI70471$52.27 Original price was: $52.27.$44.43Current price is: $44.43.Add to Cart
Waterproof portable dissolved oxygen and BOD meter with HI764073 probe – 10 meter cable$1,818.08 Original price was: $1,818.08.$1,545.37Current price is: $1,545.37.Add to Cart
HI7090M ISA Solution for Sodium ISE (230 mL)$43.75 Original price was: $43.75.$37.18Current price is: $37.18.Add to Cart
pH Electrode for Direct Soil Measurement – HI1292D$427.25 Original price was: $427.25.$363.17Current price is: $363.17.Add to Cart
GroLine Hydroponic Waterproof Pocket pH/EC/TDS/Temperature Tester – HI98131$443.16 Original price was: $443.16.$376.68Current price is: $376.68.Add to Cart
Glucose/Fructose Standard Reagent, 20 g – HI70405$52.27 Original price was: $52.27.$44.43Current price is: $44.43.Add to Cart
Stabilized Iodine 0.02N, 1L – HI70440$115.91 Original price was: $115.91.$98.52Current price is: $98.52.Add to Cart
Power Adapter 230 VAC to 12 VDC – HI710006$47.73 Original price was: $47.73.$40.57Current price is: $40.57.Add to Cart
HI70006C pH 6.86 Calibration Buffer (25 x 20 mL) Sachets$86.36 Original price was: $86.36.$73.40Current price is: $73.40.Add to Cart
pH, ORP, Temperature pool controller with external dosing – BL131$2,588.49 – $3,283.91Price range: $2,588.49 through $3,283.91Select Options
Sulfate ISE 0.1M Standard – HI4012-21$249.99 Original price was: $249.99.$212.49Current price is: $212.49.Add to Cart
Potassium Permanganate Standard Reagent, 20 g – HI70409$127.27 Original price was: $127.27.$108.17Current price is: $108.17.Add to Cart
Formaldehyde Chemical Test Kit – HI3838$184.09 Original price was: $184.09.$156.48Current price is: $156.48.Add to Cart
Dissolved Oxygen Chemical Test Kit Replacement Reagents (100 tests) – HI3810-100$145.44 Original price was: $145.44.$123.63Current price is: $123.63.Add to Cart
Cyanide Portable Photometer-kit$961.31 Original price was: $961.31.$817.11Current price is: $817.11.Add to Cart
Iodide Half-Cell Ion-Selective Electrode (ISE) – HI4011$1,590.82 Original price was: $1,590.82.$1,352.20Current price is: $1,352.20.Add to Cart
Ozone Portable Photometer with CAL Check – Kit including Carrying Case – HI97757C$1,067.00 Original price was: $1,067.00.$906.95Current price is: $906.95.Add to Cart
Pump Calibration Standard for Formol Number Mini Titrator – HI84533-55$68.18 Original price was: $68.18.$57.95Current price is: $57.95.Add to Cart
Portable Total Hardness Photometer with CAL Check – HI97735$530.26 – $817.11Price range: $530.26 through $817.11Select Options
Potassium Low and Medium-Range Portable Photometer with CAL Check – HI97750$530.26 – $817.11Price range: $530.26 through $817.11Select Options
Shockproof Rubber Boot (Orange) – HI710008$72.72 Original price was: $72.72.$61.81Current price is: $61.81.Add to Cart
Burette Holder for Automatic Titrator – HI930160$293.16 Original price was: $293.16.$249.18Current price is: $249.18.Add to Cart
12880µS/cm Conductivity Standard (1 L bottle) – HI7030/1L$46.02 Original price was: $46.02.$39.12Current price is: $39.12.Add to Cart
In-line Conductivity probe with NTC sensor for immersion installation – HI7638$714.74 – $927.22Price range: $714.74 through $927.22Select Options
pH/EC/TDS Multiparameter Probe – HI1285-5$306.80 Original price was: $306.80.$260.78Current price is: $260.78.Add to Cart
Ammonia Test Kit for Seawater Replacement Reagents (25 tests) – HI3826-025$57.95 Original price was: $57.95.$49.26Current price is: $49.26.Add to Cart
ORP/Temperature Tester – HI98120$354.53 Original price was: $354.53.$301.35Current price is: $301.35.Add to Cart
Air and Gas Thermistor Probe with Handle – HI762A$249.99 Original price was: $249.99.$212.49Current price is: $212.49.Add to Cart
Shockproof Rubber Boot (Blue) – HI710027$72.72 Original price was: $72.72.$61.81Current price is: $61.81.Add to Cart
Heavy-Duty Stainless Steel Cover Mini-Stirrer with Autospeed (5 L) – HI310N-2$384.07 Original price was: $384.07.$326.46Current price is: $326.46.Add to Cart
HALO PVDF Body Foodcare pH Electrode with Bluetooth® – FC2022$559.06 Original price was: $559.06.$475.20Current price is: $475.20.Add to Cart
Cyanuric Acid Portable Photometer-kit$961.31 Original price was: $961.31.$817.11Current price is: $817.11.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
Ammonia Low Range Portable Photometer with CAL Check – HI97700-meter only$623.83 Original price was: $623.83.$530.26Current price is: $530.26.Add to Cart
Pool Line ISO Portable Turbidity Meter – HI987134$2,658.94 Original price was: $2,658.94.$2,260.10Current price is: $2,260.10.Add to Cart
Solvent or Waste Bottle Top Assembly for HI903 – HI900531$1,045.40 Original price was: $1,045.40.$888.59Current price is: $888.59.Add to Cart
Ammonia Medium Range Reagents (300 tests) – HI93715-03$368.16 Original price was: $368.16.$312.94Current price is: $312.94.Add to Cart
In-line Conductivity Probe with Pt100 Sensor, 3m Cable – HI7639$818.14 Original price was: $818.14.$695.42Current price is: $695.42.Add to Cart
Resistivity Mini Controller – BL983314-115/230VAC$613.60 Original price was: $613.60.$521.57Current price is: $521.57.Add to Cart
HI60010-02 pH 10.010 Millesimal Buffer Solution (25 x 20 mL) Sachets$120.45 Original price was: $120.45.$102.38Current price is: $102.38.Add to Cart
Carbon Dioxide ISE 0.1M Standard – HI4005-01$224.98 Original price was: $224.98.$191.24Current price is: $191.24.Add to Cart
HI8007L pH 7.01 Calibration Buffer in FDA Bottle (500 mL)$57.39 Original price was: $57.39.$48.77Current price is: $48.77.Add to Cart
HI83300-11 CAL Check Cuvette Kit for HI83300$343.17 Original price was: $343.17.$291.69Current price is: $291.69.Add to Cart
Ammonia High Range Portable Photometer Meter Only$623.83 Original price was: $623.83.$530.26Current price is: $530.26.Add to Cart
Pool Line General Purpose Cleaning Solution (500 mL) – HI70614L$36.37 Original price was: $36.37.$30.91Current price is: $30.91.Add to Cart
Environmental Analysis Photometer – HI83306$1,477.19 Original price was: $1,477.19.$1,255.61Current price is: $1,255.61.Add to Cart
Bromine, Chlorine, Cyanuric Acid, Iodide, Iron, and pH Portable Photometer with CAL Check – HI97101-meter only$840.86 Original price was: $840.86.$714.74Current price is: $714.74.Add to Cart
Alkalinity Test Kit Replacement Reagents (110 tests) – HI3811-100$97.72 Original price was: $97.72.$83.06Current price is: $83.06.Add to Cart