Oxygen Testing (Including BOD & COD)


Precise and reliable solutions for Oxygen Testing in BOD and COD analysis.


Discover reliable Oxygen Testing solutions, including BOD (Biochemical Oxygen Demand) and COD (Chemical Oxygen Demand) analysis. Our advanced testing services ensure accurate measurements to monitor and manage water quality effectively. These oxygen testing solutions are ideal for environmental monitoring and regulatory compliance and support precise and efficient water analysis.

Hach DR300 Pocket Colorimeter, Dissolved Oxygen, with Box, LPV445.97.03110
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Hach DR300 Pocket Colorimeter Meter Dissolved Oxygen with Box LPV445.97.03110
$711.00

Mfr. Part # LPV445.97.03110

Product # 700104

Core & Main Potassium Acid Phthalate, ACS Grade, 500 g
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Core & Main Potassium Acid Phthalate, ACS Grade, 500 g
$145.95

Mfr. Part # PA3000-K

Product # 707178

Core & Main Potassium Acid Phthalate, ACS Grade, 100 g
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Core & Main Potassium Acid Phthalate, ACS Grade, 100 g
$52.95

Mfr. Part # PA3000-J

Product # 707177

Core & Main Sodium Thiosulfate, 0.025N, 4 L
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Core & Main Sodium Thiosulfate, 0.025N, 4 L
$47.45

Mfr. Part # ST2825-G

Product # 707261

Core & Main Sodium Thiosulfate, 0.025N, 1 L
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Core & Main Sodium Thiosulfate, 0.025N, 1 L
$18.25

Mfr. Part # ST2825-Q

Product # 707260

Core & Main Sodium Thiosulfate, 0.025N, 500 mL
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Core & Main Sodium Thiosulfate, 0.025N, 500 mL
$14.55

Mfr. Part # ST2825-P

Product # 707259

Core & Main Potassium Iodide, 10% w/v, 1 L
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Core & Main Potassium Iodide, 10% w/v, 1 L
$55.15

Mfr. Part # PI1410-Q

Product # 707185

Core & Main Potassium Iodide, 10% w/v, 500 mL
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Core & Main Potassium Iodide, 10% w/v, 500 mL
$32.45

Mfr. Part # PI1410-P

Product # 707184

Core & Main Zero Oxygen Standard, 500 mL
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Core & Main Zero Oxygen Standard, 500 mL
$16.95

Mfr. Part # ZE4175-P

Product # 707317

Core & Main Zero Oxygen Standard, 120 mL
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Core & Main Zero Oxygen Standard, 120 mL
$13.50

Mfr. Part # ZE4175-C

Product # 707316

Core & Main COD Standard, 1000ppm, 500 mL
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Core & Main COD Standard, 1000ppm, 500 mL
$27.30

Mfr. Part # CO8445-P

Product # 706978

Hach HQ4100 Portable Multi-Meter, pH/TDS/DO/ORP/ISE, 1 Input, w/o Electrodes, LEV015.53.4100A
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Hach HQ4100 Portable Multi-Meter pH/TDS/DO/ORP/ISE 1 Input with Out Electrodes LEV015.53.4100A
$1,765.00

Mfr. Part # LEV015.53.4100A

Product # 700085

Hach HQ4300 Portable Multi-Meter, pH/TDS/DO/ORP/ISE, 3 Inputs, w/o Electrodes, LEV015.53.4300A
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Hach HQ4300 Portable Multi-Meter pH/TDS/DO/ORP/ISE 3 Inputs with Out Electrodes LEV015.53.4300A
$2,477.00

Mfr. Part # LEV015.53.4300A

Product # 700087

Hach HQ2200 Portable Multi-Meter, pH/TDS/DO/ORP, w/o Electrodes, LEV015.53.2200A
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Hach HQ2200 Portable Multi-Meter pH/TDS/DO/ORP with Out Electrodes LEV015.53.2200A
$1,676.00

Mfr. Part # LEV015.53.2200A

Product # 700084

Hach HQ440D Water Quality Laboratory pH, TDS, DO Meter Kit w/ PHC281, CDC401 & LDO101, 8508700
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Hach HQ440D Water Quality Laboratory pH TDS DO Meter Kit with PHC281 CDC401 & LDO101 8508700
$5,822.00

Mfr. Part # 8508700

Product # 702366

Hach HQ4300 Portable Meter w/ Rugged Field Gel pH, TDS & DO Electrodes, 5 m Cables, LEV015.53.43002
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Hach HQ4300 Portable Meter w/ Rugged Field Gel pH TDS & DO Electrodes 5m Cables LEV015.53.43002
$6,255.00

Mfr. Part # LEV015.53.43002

Product # 703550

Hach HQ4200 Portable Multi-Meter w/ Rugged Field Gel pH & DO Electrodes, 5 m Cables, LEV015.53.42006
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Hach HQ4200 Portable Multi-Meter w/ Rugged Field Gel pH & DO Electrodes 5m Cables LEV015.53.42006
$4,629.00

Mfr. Part # LEV015.53.42006

Product # 703548

Hach HQ4300 Portable Multi-Meter w/ Gel pH, TDS & DO Electrodes, 1 m Cables, LEV015.53.43001
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Hach HQ4300 Portable Multi-Meter w/ Gel pH TDS & DO Electrodes 1m Cables LEV015.53.43001
$4,916.00

Mfr. Part # LEV015.53.43001

Product # 703549

Hach HQ2200 Portable Multi-Meter w/ Rugged Field Gel pH & DO Electrodes, 5 m Cables, LEV015.53.22006
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Hach HQ2200 Portable Multi-Meter w/ Rugged Field Gel pH & DO Electrodes 5m Cables LEV015.53.22006
$4,270.00

Mfr. Part # LEV015.53.22006

Product # 703536

Hach HQ2100 Portable Multi-Meter, pH/TDS/DO/ORP, w/o Electrodes, LEV015.53.2100A
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Hach HQ2100 Portable Multi-Meter pH/TDS/DO/ORP with Out Electrodes LEV015.53.2100A
$1,251.00

Mfr. Part # LEV015.53.2100A

Product # 700083

Hach HQ4200 Portable Multi-Meter, pH/TDS/DO/ORP/ISE, 2 Inputs, w/o Electrodes, LEV015.53.4200A
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Hach HQ4200 Portable Multi-Meter pH/TDS/DO/ORP/ISE 2 Inputs with Out Electrodes LEV015.53.4200A
$2,190.00

Mfr. Part # LEV015.53.4200A

Product # 700086

Hach HQ4200 Portable Multi-Meter w/ Gel pH & DO Electrodes, 1 m Cables, LEV015.53.42005
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Hach HQ4200 Portable Multi-Meter w/ Gel pH & DO Electrodes 1m Cables LEV015.53.42005
$4,031.00

Mfr. Part # LEV015.53.42005

Product # 703547

Hach HQ440D Laboratory Benchtop Multi-Parameter Meter, 2 Inputs, HQ440D
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Hach HQ440D Laboratory Benchtop Multi-Parameter Meter, 2 Inputs, HQ440D
$2,785.00

Mfr. Part # HQ440D

Product # 703488

Hach HQ430D Laboratory Benchtop Multi-Parameter Meter, 1 Input, HQ430D
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Hach HQ430D Laboratory Benchtop Multi-Parameter Meter, 1 Input, HQ430D
$2,045.00

Mfr. Part # HQ430D

Product # 703487

Core & Main D-Glucose, Anhydrous, ACS Grade, 100 g
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Core & Main D-Glucose, Anhydrous, ACS Grade, 100 g
$41.25

Mfr. Part # GL1010-J

Product # 707031

Core & Main D-Glucose, Anhydrous, ACS Grade, 500 g
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Core & Main D-Glucose, Anhydrous, ACS Grade, 500 g
$84.60

Mfr. Part # GL1010-K

Product # 707032

Hach Sulfuric Acid Standard Solution, 1.000 N, 100 mL MDB, 127032
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Hach Sulfuric Acid Standard Solution, 1.000 N, 100 mL MDB, 127032
$24.59

Mfr. Part # 127032

Product # 700742

Hach Sulfuric Acid Standard Solution, 1.000 N, 1 L, 127053
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Hach Sulfuric Acid Standard Solution, 1.000 N, 1 L, 127053
$46.30

Mfr. Part # 127053

Product # 700743

Core & Main Sulfuric Acid, 1.0 N, 500 mL
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Core & Main Sulfuric Acid, 1.0 N, 500 mL
$15.95

Mfr. Part # SA1625-P

Product # 707326

Hach Sodium Hydroxide Standard Solution, 1.000 N, 100 mL MDB, 104532
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Hach Sodium Hydroxide Standard Solution, 1.000 N, 100 mL MDB, 104532
$31.00

Mfr. Part # 104532

Product # 700722

Hach Sodium Hydroxide Standard Solution, 1.000 N, 1 L, 104553
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Hach Sodium Hydroxide Standard Solution, 1.000 N, 1 L, 104553
$46.30

Mfr. Part # 104553

Product # 700723

Core & Main Sodium Hydroxide, 1.0 N, 500 mL
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Core & Main Sodium Hydroxide, 1.0 N, 500 mL
$14.55

Mfr. Part # SH6255-P

Product # 707325

Core & Main Phosphate Buffer, pH 7.2, 500 mL
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Core & Main Phosphate Buffer, pH 7.2, 500 mL
$30.75

Mfr. Part # PH5070-P

Product # 707158

Core & Main Phosphate Buffer, pH 7.2, 1 L
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Core & Main Phosphate Buffer, pH 7.2, 1 L
$51.05

Mfr. Part # PH5070-Q

Product # 707159

Hach Sension+ 5131 Laboratory Polarographic DO Probe, LZW5131.97.0002
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Hach Sension+ 5131 Laboratory Polarographic DO Probe, LZW5131.97.0002
$749.00

Mfr. Part # LZW5131.97.0002

Product # 703792

Hach Sension+ 5130 Portable Polarographic DO Probe, LZW5130.97.0002
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Hach Sension+ 5130 Portable Polarographic DO Probe, LZW5130.97.0002
$768.00

Mfr. Part # LZW5130.97.0002

Product # 703791

Hach Protector-calibration flask, for DO sensor, light version, LZW5123.99
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Hach Protector-calibration Flask for DO Sensor Light Version LZW5123.99
$33.55

Mfr. Part # LZW5123.99

Product # 703789

Hach DO Test Kit, Model OX-2P, 146900
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Hach DO Test Kit, Model OX-2P, 146900
$151.00

Mfr. Part # 146900

Product # 700764

Hach Replacement Membranes for DO Probe, 5197300
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Hach Replacement Membranes for DO Probe, 5197300
$225.00

Mfr. Part # 5197300

Product # 702196

Hach DO AccuVac® Kit, 2515050
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Hach DO AccuVac Kit 2515050
$227.00

Mfr. Part # 2515050

Product # 701666

Hach HQ440D Water Quality Laboratory BOD Meter Kit w/ Optical LBOD101 Sensor, 8508500
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Hach HQ440D Water Quality Laboratory BOD Meter Kit with Optical LBOD101 Sensor 8508500
$4,857.00

Mfr. Part # 8508500

Product # 702364

Hach Protective Shroud Kit for St&ard Intellical LDO Probes, 5832500
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Hach Standard Intellical LDO Probes Protective Shroud Kit 5832500
$108.00

Mfr. Part # 5832500

Product # 702292

Hach Sodium Thiosulfate Digital Titrator Cartridge, 2.00 N, 1440101
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Hach Sodium Thiosulfate Digital Titrator Cartridge, 2.00 N, 1440101
$36.89

Mfr. Part # 1440101

Product # 701022

Hach Sulfamic Acid Powder Pillows, pk/100, 107399
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Hach Sulfamic Acid Powder Pillows, pk/100, 107399
$51.95

Mfr. Part # 107399

Product # 700732

Hach Manganous Sulfate Powder Pillows, pk/50, 107166
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Hach Manganous Sulfate Powder Pillows, pk/50, 107166
$24.95

Mfr. Part # 107166

Product # 700730

Hach Dissolved Oxygen Reagent Set, Buret, 300 mL sample, 2351400
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Hach Dissolved Oxygen Reagent Set, Buret, 300 mL Sample, 2351400
$155.00

Mfr. Part # 2351400

Product # 701470

Hach Dissolved Oxygen Reagent Set, Digital Titrator, 300 mL, 2272200
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Hach Dissolved Oxygen Reagent Set, Digital Titrator, 300 mL, 2272200
$158.00

Mfr. Part # 2272200

Product # 701373

Hach Sodium Thiosulfate Digital Titrator Cartridge, 0.200 N, 2267501
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Hach Sodium Thiosulfate Digital Titrator Cartridge, 0.200 N, 2267501
$36.05

Mfr. Part # 2267501

Product # 701365