Free and Total Chlorine Meter HI93711 - Ion-specific meters provide a quick, precise and economical way of measuring ion concentrations. These lightweight portable meters have none of the problems associated with expensive ion selective electrodes, but instead rely on an advanced microprocessor and diode photocell to measure a single photometric parameter. Inexpensive reagents make the cost per test often less than traditional chemical test kits and considerably more accurate - typically +/-4%. All units feature a large LCD display and a battery life equivalent to at least 300 tests. Supplied with 2 cuvets, caps, 9v battery and instruction manual.

Dissolved Oxygen Meter HI93732N - Ion-specific meters provide a quick, precise and economical way of measuring ion concentrations. These lightweight portable meters have none of the problems associated with expensive ion selective electrodes, but instead rely on an advanced microprocessor and diode photocell to measure a single photometric parameter. Inexpensive reagents make the cost per test often less than traditional chemical test kits and considerably more accurate - typically +/-4%. All units feature a large LCD display and a battery life equivalent to at least 300 tests. Supplied with 2 cuvets, caps, 9v battery and instruction manual.

Copper Meter HR HI93702 - Ion-specific meters provide a quick, precise and economical way of measuring ion concentrations. These lightweight portable meters have none of the problems associated with expensive ion selective electrodes, but instead rely on an advanced microprocessor and diode photocell to measure a single photometric parameter. Inexpensive reagents make the cost per test often less than traditional chemical test kits and considerably more accurate - typically +/-4%. All units feature a large LCD display and a battery life equivalent to at least 300 tests. Supplied with 2 cuvets, caps, 9v battery and instruction manual.

TDS 1382ppm Buffer Solution Sachets HI70032P - TDS (Total Dissolved Solids) value 1382ppm in 25 x 20ml sachets Supplied premixed for guaranteed accuracy and quality.

TDS Buffer Solution 460ml HI7032L - TDS (Total Dissolved Solids) value 1382ppm in 460ml bottle Supplied premixed for guaranteed accuracy and quality.

pH/Conductivity Buffer Solution Sachets HI77100P - Supplied premixed for guaranteed accuracy and quality. 7.0pH and 1413uS/cm. 20 x 20ml sachets (10 of each).

1413uS/cm Conductivity Buffer Solution Sachets HI 70031P - 1413uS/cm conductivity buffer solution in 25 x 20ml sachets. Supplied premixed for guaranteed accuracy and quality.

1413uS/cm Conductivity Buffer Solution 460ml HI7031L - 1413uS/cm conductivity buffer solution in 460ml bottle. Supplied premixed for guaranteed accuracy and quality.

Fluoride Meter LR HI93729 - Ion-specific meters provide a quick, precise and economical way of measuring ion concentrations. These lightweight portable meters have none of the problems associated with expensive ion selective electrodes, but instead rely on an advanced microprocessor and diode photocell to measure a single photometric parameter. Inexpensive reagents make the cost per test often less than traditional chemical test kits and considerably more accurate - typically +/-4%. All units feature a large LCD display and a battery life equivalent to at least 300 tests. Supplied with 2 cuvets, caps, 9v battery and instruction manual.

10.01pH Buffer Solution Sachets HI70010P - Sachets are recommended for one-off sets of readings ie when there will be a long period of time before you use the meter again. 25 x 20ml sachets

12.88 mS/cm Conductivity Solution 460ml Bottle HI7030L - 12.88mS/cm conductivity buffer/calibration solution, premixed for guaranteed quality and accuracy 460ml bottle

10.01pH Buffer Solution 500ml HI7010L - Supplied premixed for guaranteed accuracy and quality. 500ml bottle.

pH 9.18 Buffer Solution 500ml HI7009L - Supplied premixed for guaranteed quality and accuracy. 500ml bottle

7.01pH Buffer Solution Sachets HI70007P - Sachets are recommended for one-off sets of readings ie when there will be a long period of time before you use the meter again. 25 x 20ml sachets

7.01pH Buffer Solution 500ml HI7007L - Supplied premixed for guaranteed accuracy and quality. 500ml bottle.

6.86pH Buffer Solution HI7006L 500ml - Supplied premixed for guaranteed accuracy and quality. 500ml bottle.

4.01pH Buffer Solution Sachets HI70004P - Sachets are recommended for infrequent or occasional use. 25 x 20ml sachets.

4.01pH Buffer Solution 500ml HI7004L - Supplied premixed for guaranteed accuracy and quality. 500ml bottle.

Phosphate Meter HR HI93717 - Ion-specific meters provide a quick, precise and economical way of measuring ion concentrations. These lightweight portable meters have none of the problems associated with expensive ion selective electrodes, but instead rely on an advanced microprocessor and diode photocell to measure a single photometric parameter. Inexpensive reagents make the cost per test often less than traditional chemical test kits and considerably more accurate - typically +/-4%. All units feature a large LCD display and a battery life equivalent to at least 300 tests. Supplied with 2 cuvets, caps, 9v battery and instruction manual.

Nitrite Meter HR HI93708 - Ion-specific meters provide a quick, precise and economical way of measuring ion concentrations. These lightweight portable meters have none of the problems associated with expensive ion selective electrodes, but instead rely on an advanced microprocessor and diode photocell to measure a single photometric parameter. Inexpensive reagents make the cost per test often less than traditional chemical test kits and considerably more accurate - typically +/-4%. All units feature a large LCD display and a battery life equivalent to at least 300 tests. Supplied with 2 cuvets, caps, 9v battery and instruction manual.

Nitrate Meter HI93728 - Ion-specific meters provide a quick, precise and economical way of measuring ion concentrations. These lightweight portable meters have none of the problems associated with expensive ion selective electrodes, but instead rely on an advanced microprocessor and diode photocell to measure a single photometric parameter. Inexpensive reagents make the cost per test often less than traditional chemical test kits and considerably more accurate - typically +/-4%. All units feature a large LCD display and a battery life equivalent to at least 300 tests. Supplied with 2 cuvets, caps, 9v battery and instruction manual.

Nickel Meter HR HI93726 - Ion-specific meters provide a quick, precise and economical way of measuring ion concentrations. These lightweight portable meters have none of the problems associated with expensive ion selective electrodes, but instead rely on an advanced microprocessor and diode photocell to measure a single photometric parameter. Inexpensive reagents make the cost per test often less than traditional chemical test kits and considerably more accurate - typically +/-4%. All units feature a large LCD display and a battery life equivalent to at least 300 tests. Supplied with 2 cuvets, caps, 9v battery and instruction manual.

Complete Lab Bench Photometer C200 - Cost-effective if you are measuring several different parameters, a bench photometer can be used in the laboratory but is also portable. This photometer tests for 36 parameters. The readings are displayed on a large LCD which also provides prompts and auto-diagnostic messages. It works on two 9V batteries or on 12V DC external power. There is even a built in RS232 interface allowing you to download data to a PC. Supplied with 3 cuvets, 2 x 9v batteries, 12V DC power adapter and instruction manual

1500ppm TDS Solution 460ml Bottle HI70442L - TDS (Total Dissolved Solids) 1500ppm buffer/calibration solution 460ml bottle Supplied premixed for quality and accuracy

Large Zooplankton Net - These nets may be towed behind a boat or thrown out from a jetty or bank and drawn back through the water. The 250um nylon mesh retains small animals such as crustaceans whilst allowing most algae and protozoa through. Supplied complete with stainless steel frame, towing harness and 7m line. The net is open-ended and comes complete with a removeable filter. Frame diameter 30cm, 0.9m long.

Zooplankton Net Filter - A 250um mesh filter which fits the plankton net to overcome the problems of organisms depositing on the net when bottles or rubber funnels are used. Organisms caught by the net are deposited on a mesh screen of the same material as the net itself. This can be unscrewed in the field and either washed off into a container for immediate re-use or dropped into a bottle for future examination.

Environmental Testing Bench Photometer C206 - Cost-effective if you are measuring several different parameters, a bench photometer can be used in the laboratory but is also portable. This photometer tests for 24 parameters. The readings are displayed on a large LCD which also provides prompts and auto-diagnostic messages. It works on two 9V batteries or on 12V DC external power. There is even a built in RS232 interface allowing you to download data to a PC. Supplied with 3 cuvets, caps, 2 x 9v batteries, 12V DC power adapter and instruction manual

Water Test Strips 9-Way Kit - Water test strips are ideal for testing water quality in the field. They are not intended to replace expensive laboratory tests, but will give a clear indication of the state of the water and whether further testing is necessary. Simply dip the test strip into the water and match the colour against the chart provided. pH, TA, TH, F+T Cl, NO3, NO2, Fe, Cu. 2 strips of each

Water Test Strips 7-Way Kit - Water test strips are ideal for testing water quality in the field. They are not intended to replace expensive laboratory tests, but will give a clear indication of the state of the water and whether further testing is necessary. Simply dip the test strip into the water and match the colour against the chart provided. Tests pH, TA, TH, F+T Cl, NO3, NO2. 2 strips of each

4-in-1 City Water Check - Water test strips are not intended to replace expensive laboratory tests, but will give a clear indication of the state of the water and whether further testing is necessary. Simply dip the test strip into the water and match the colour against the chart provided. 6 strips

Tap Check Water Test Strips - Water test strips are ideal for testing water quality in the field. They are not intended to replace expensive laboratory tests, but will give a clear indication of the state of the water and whether further testing is necessary. Simply dip the test strip into the water and match the colour against the chart provided. Tests pH, TA, Fe, TH, Cl. 2 strips of each test

Total Hardness Water Test Strips - Water test strips are ideal for testing water quality in the field. They are not intended to replace expensive laboratory tests, but will give a clear indication of the state of the water and whether further testing is necessary. Simply dip the test strip into the water and match the colour against the chart provided. Tests CaCO3, 30 strips, 8 steps, range 0-425

Free Chlorine Water Test Strips - Water test strips are ideal for testing water quality in the field. They are not intended to replace expensive laboratory tests, but will give a clear indication of the state of the water and whether further testing is necessary. Simply dip the test strip into the water and match the colour against the chart provided. Tests Cl, 30 strips, 13 steps, range 0-10.0

Nitrate/Nitrate Water Test Strips - Water test strips are ideal for testing water quality in the field. They are not intended to replace expensive laboratory tests, but will give a clear indication of the state of the water and whether further testing is necessary. Simply dip the test strip into the water and match the colour against the chart provided. Tests NO3 and NO2, 30 strips, 7 steps, ranges 0-20 and 0-10.0

pH Check Water Test Strips - Water test strips are ideal for testing water quality in the field. They are not intended to replace expensive laboratory tests, but will give a clear indication of the state of the water and whether further testing is necessary. Simply dip the test strip into the water and match the colour against the chart provided. Tests pH, 30 strips, 15 steps, range 2.0-12.0

pH Testing Paper (Whatman) - Full range paper (pH1-14). Plastic reel dispenser containing 5m of 6mm wide paper. Colour reference chart included.

Water Quality Test Kit HI3817 - Everything you need to monitor the most important chemical parameters in general water quality: alkalinity, chloride, hardness, iron, pH and sulphite. Prestandardised titration solutions do not require chemical handling to perform the analysis. Includes all necessary reagents, and electronic pH meter for accurate measurements and ease of use. The kit is contained in a rugged carry case to help keep parts organised and secure, whilst making it easy to carry them around in the field. User-friendly and cost-effective, each test is designed to maximise both performance and safety. The kit is arranged in a logical way to reduce the confusion that non-technical users often experience when using combination kits. The kit includes all the accessories and reagents required to perform over 100 tests of each parameter.

Environmental Monitoring Test Kit HI3814 - This titrametric test kit includes six of the most frequently performed paramters monitored in the environment: acidity, alkalinity, carbon dioxide, dissolved oxygen, hardness and pH. Quick and accurate electronic pH meter include along with all necessary titration solutions, reagents, sampling containers, syringe and pipettes. The kit is contained in a rugged carry case to help keep parts organised and secure, whilst making it easy to carry them around in the field. User-friendly and cost-effective, each test is designed to maximise both performance and safety. The kit is arranged in a logical way to reduce the confusion that non-technical users often experience when using combination kits. The kit includes all the accessories and reagents required to perform over 100 tests of each parameter.

Alkalinity-Acidity Test Kit HI3813 - A practical and versatile titrametric test kit ideal for combined checking of acidity and alkalinity. Includes titration solutions, reagents, sampling containers, syringe and pipettes. The kit is contained in a rugged carry case to help keep parts organised and secure, whilst making it easy to carry them around in the field. User-friendly and cost-effective, each test is designed to maximise both performance and safety. The kit is arranged in a logical way to reduce the confusion that non-technical users often experience when using combination kits. The kit includes all the accessories and reagents required to perform over 100 tests of each parameter.

Aquaculture (Marine Science) Test Kit HI3823 - This kit includes the important parameters for testing ocean, bay and salt water bodies - salinity, alkalinity, dissolved oxygen, carbon dioxide, pH and hardness. Each of these parameters plays a fundamental role in the balance of the aquatic environment. This kit also includes electronic pH meter for quick accurate pH testing. The kit is contained in a rugged carry case to help keep parts organised and secure, whilst making it easy to carry them around in the field. User-friendly and cost-effective, each test is designed to maximise both performance and safety. The kit is arranged in a logical way to reduce the confusion that non-technical users often experience when using combination kits. The kit includes all the accessories and reagents required to perform over 100 tests of each parameter.

Combo Meter HI98130 - This user-friendly pocket meter will measure temperature, pH, total dissolved solids (TDS) and conductivity, all with one handy meter. The dual level display shows the pH or conductivity or TDS reading together with the temperature of the solution (choice of degrees C or F). The meter itself is fully waterproof and will float in water if accidentally dropped. Calibration of conductivity and pH is as easy as it is automatic. The TDS conversion factor is user-selectable. Automatic compensation for temperature. To use this meter you will need pH, conductivity and TDS buffer solutions for calibration, and electrode storage solution.

Microprocessor pH Meter HI9024C - A microprocessor-based pH meter in a waterproof casing. The ABS housing ensures maximum protection in the harshest of environments. The unit features auto-instruction which guides the user through the calibration process. The powerful software will allow 1 or 2 point calibration from any of the 5 memorised buffers - important if you find yourself in the field with only one buffer solution. Supplied in complete kit with double-junction pH electode with BNC and 1m cable, temperature probe with 1m cable, 4 x 1.5V AA batteries, pH4 and 7 buffers, all contained within a rugged case.

pHep Replacement Electrode HI73127 - A spare or replacment electrode which will fit the pHep4 and pHep5 meters.

pHep5 Advanced pH Meter HI98128 - This high-resolution meter displays pH to 0.01 with outstanding accuracy for a pocket meter. Temperature is displayed simultaneously and is automatically compensated for. 5 buffer values are memorised and the meter has a fully automatic calibration procedure with 1 or 2 point calibration. The electrode is replaceable and is easily changed when exhausted by a snap-in replacement. Battery life is monitored and the meter will switch off automatically should you leave it on accidentally. Fully sealed against water and dust and it floats if accidentally dropped into liquid. Supplied with protective cap, electrode removal tool, batteries and instructions. To use this meter you will also need a pH buffer solution for calibration, and storage solution for the electrode.

pHep4 pH Meter HI98127 - An affordable pH meter which makes it easy for both technical and non-technical people to measure pH on the spot. Temperature is displayed simultaneously and is automatically compensated for. 5 buffer values are memorised and the meter has a fully automatic calibration procedure with 1 or 2 point calibration. The electrode is replaceable and is easily changed when exhausted by a snap-in replacement. Battery life is monitored and the meter will switch off automatically should you leave it on accidentally. Fully sealed against water and dust and it floats if accidentally dropped into liquid. Supplied with protective cap, electrode removal tool, batteries and instructions. To use this meter you will also need a pH buffer solution for calibration, and storage solution for the electrode.

Standard Drift Net Frame - Designed to be held in place with spikes or metal rods (not supplied). The outer frame is constructed from aluminium alloy. Internal dimensions: 0.25m high x 0.4m NB FRAME ONLY (Pictured with closed-end net, available separately).

Large Trays 3-Pack - White polypropylene trays for fieldwork and general laboratory use. Please note that the Large Tray is too large to be carried full of water due to the flexible base. Size 417mm x 315mm x 90mm Pack of 3

Secchi Plate - This square enamelled plate with circular design is lowered into the water until the black and white markings can no longer be distinguished. The depth at which this happens is a measure of the turbidity (transparency) of the water. Plate measures 21 x 21cm. String to suspend the plate is included.

Small Trays 3-Pack - White polypropylene trays for fieldwork and general laboratory use. Size 355mm x 255mm x 64mm. Pack of 3.

Crayfish Trap Kit 10-Pack - Box of 10 crayfish trap kits.

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