HANNA Pocket Checker Reagents (Pocket Refills)

  • £7.98
    Unit price per 



These reagents follow the DPD Method in which the reaction between chlorine and reagent causes a pink tint in the sample. By simply adding the packet of HI-701-25 reagent, the reaction will take place and the HI-701 will determine the concentration from the colour that is produced. The results will be displayed in ppm (mg/L) of free chlorine. These reagents are designed to be used with samples that have an expected range of 0.00 to 2.50 ppm free chlorine.


The HI-775-26 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Freshwater Alkalinity Checker® HC. These reagents follow the Colorimetric Method in which the reaction causes a distinctive range of colours from yellow to green to blue to develop. By simply adding one drop of the Chlorine Remover to remove the chlorine interference, and subsequently adding 1 mL of the Alkalinity Reagent to the sample, the reaction will take place and the HI-775 will determine the concentration from the colour that is produced. The results will be displayed in ppm of CaCO3. These reagents are designed to be used with samples that have an expected range of 0 to 500 ppm CaCO3.

 

The HI-733-25 is a high-quality, pre-measured reagent allowing users to achieve fast and accurate measurements with their Ammonia High Range Checker® HC. These reagents follow the Nessler Method in which the reaction between ammonia and reagents causes a yellow tint in the sample. By simply adding 9 mL from the first reagent bottle and subsequently 4 drops from the dropper bottle to the sample, the reaction will take place and the HI-733 will determine the concentration from the colour that is produced.

Results will be displayed in ppm (mg/L) of ammonia-nitrogen (NH3-N). These reagents are designed to be used with samples that have an expected range of 0.0 to 99.9 ppm ammonia-nitrogen. To convert the reading to ppm of ammonia (NH3) multiply the result by 1.214.

Bottle size: Reagent A - 30ml, Reagent B - 120ml x 2.

 

This 25 pack of reagents is for use with the HI-700 Ammonia Low Range Pocket Checker.

The HI-700-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Ammonia Checker® HC. These reagents follow the Nessler Method in which the reaction between ammonia and reagents causes a yellow tint in the sample. By simply adding 4 drops from each bottle of HI-700-25 reagent set to the sample, the reaction will take place and the HI-700 will determine the concentration from the colour that is produced. The results will be displayed in ppm (mg/L) of ammonia-nitrogen (NH3-N). These reagents are designed to be used with samples that have an expected range of 0.00 to 3.00 ppm ammonia-nitrogen. To convert the reading to ppm of ammonia (NH3) multiply the result by 1.214.

 

The HI-715-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Ammonia Medium Range Checker® HC. These reagents follow the Nessler Method in which the reaction between ammonia and reagents causes a yellow tint in the sample. By simply adding 4 drops from each bottle of the HI-715-25 reagent set to the sample, the reaction will take place and the HI-715 will determine the concentration from the colour that is produced. The results will be displayed in ppm (mg/L) of ammonia-nitrogen (NH3-N). These reagents are designed to be used with samples that have an expected range of 0.00 to 9.99 ppm ammonia-nitrogen. To convert the reading to ppm of ammonia (NH3) multiply the result by 1.214.

 

The HI-716-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Bromine Checker® HC. These reagents follow the DPD Method in which the reaction between bromine and reagent causes a pink tint in the sample. By simply adding the packet of HI-716-25 reagent to the sample, the reaction will take place and the HI-716 will determine the concentration from the colour that is produced. The results will be displayed in ppm (mg/L) of bromine. These reagents are designed to be used with samples that have an expected range of 0.0 to 8.0 ppm bromide.

 

The HI-771-25 are high quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Total Chlorine Ultra High Range Checker®HC. These reagents follow the DPD Method in which the reaction between chlorine and reagent causes a pink tint in the sample. By simply adding the packet of HI-771-25 reagent to the sample, the reaction will take place and the HI-771 will determine the concentration from the colour that is produced. The results will be displayed in ppm of total chlorine. These reagents are designed to be used with samples that have an expected range of 0 to 500 ppm total chlorine.

 

The HI-723-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Chromium VI High Range Checker® HC. These reagents follow the Diphenylcarbohydrazide Method in which the reaction between chromium VI and the reagent causes a purple tint in the sample. By simply adding the packet of HI-723-25 reagent to the sample, the reaction will take place and the HI-723 will determine the concentration from the colour that is produced. The results will be displayed in ppb of chromium VI. These reagents are designed to be used with samples that have an expected range of 0 to 999 ppb chromium VI.

 

The HI-749-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Chromium VI Low Range Checker® HC. These reagents follow the Diphenylcarbohydrazide Method in which the reaction between chromium VI and the reagent causes a purple tint in the sample. By simply adding the packet of HI-749-25 reagent to the sample, the reaction will take place and the HI-749 will determine the concentration from the colour that is produced. The results will be displayed in ppb of chromium VI. These reagents are designed to be used with samples that have an expected range of 0 to 300 ppb chromium VI.

 

The HI-702-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Copper High Range Checker® HC. These reagents follow the Bicinchoninate Method in which the reaction between copper and the reagent causes a purple tint in the sample. By simply adding the packet of HI-702-25 reagent to the sample, the reaction will take place and the HI-702 will determine the concentration from the colour that is produced. The results will be displayed in ppm of copper. These reagents are designed to be used with samples that have an expected range of 0.00 to 5.00 ppm copper.

 

The HI-747-25 are high quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Copper Low Range Checker® HC. These reagents follow the Bicinchoninate Method in which the reaction between copper and the reagent causes a purple tint in the sample. By simply adding the packet of HI-747-25 reagent to the sample, the reaction will take place and the HI-747 will determine the concentration from the colour that is produced. The results will be displayed in ppb of copper. These reagents are designed to be used with samples that have an expected range of 0 to 999 ppb copper.

 

The HI-739-26 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Fluoride High Range Checker® HC. These reagents follow the SPADNS Method in which the reaction between fluoride and the reagent causes a colourless complex in the sample. By simply adding 2 mL of SPADNS reagent to two cuvettes, and subsequently 8 mL of the second reagent to one and 8 mL of sample in the other, the reaction will take place and the HI-739 will determine the concentration from the colour that is produced. The results will be displayed in ppm of fluoride. These reagents are designed to be used with samples that have an expected range of 0.0 to 20.0 ppm (mg/L) fluoride.

 

The HI-729-26 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Fluoride Low Range Checker® HC. These reagents follow the SPADNS Method in which the reaction between fluoride and the reagent causes a colourless complex in the sample. By simply adding 2 mL of SPADNS reagent to two cuvettes, and subsequently 8 mL of deionised water to one and 8 mL of sample in the other, the reaction will take place and the HI-729 will determine the concentration from the colour that is produced. The results will be displayed in ppm of fluoride. These reagents are designed to be used with samples that have an expected range of 0.00 to 2.00 ppm (mg/L) fluoride.

 

The HI-718-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Iodine Checker® HC. These reagents follow the DPD Method in which the reaction between iodine and reagent causes a pink tint in the sample. By simply adding the packet of HI-718-25 reagent to the sample, the reaction will take place and the HI-718 will determine the concentration from the colour that is produced. The results will be displayed in ppm (mg/L) of iodine. These reagents are designed to be used with samples that have an expected range of 0.0 to 12.5 ppm (mg/L) iodine.

 

The HI-746-25 are high quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Iron Low Range Checker® HC. These reagents follow the TPTZ Method in which the reaction between iron and reagents causes a violet tint in the sample. By simply adding the packets of HI-746-25 reagents to the sample, the reaction will take place and the HI-746 will determine the concentration from the colour that is produced. The results will be displayed in ppb of iron. These reagents are designed to be used with samples that have an expected range of 0 to 999 ppb iron.

 

The HI-719-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Magnesium Hardness Checker® HC. These reagents follow the EDTA colorimetric method in which the reaction between magnesium and the reagent causes a violet tint in the sample. When the HI-719-25 reagents are added to the sample, the reaction will take place and the HI-719 will determine the concentration from the colour that is produced. The results will be displayed in ppm of magnesium hardness as CaCO3. These reagents are designed to be used with samples that have an expected range of 0.00 to 2.00 ppm CaCO3.

 

These reagents follow the Periodate method in which the reaction between manganese and the reagents causes a pink tint in the sample. When the HI-709-25 reagents are added to the sample, the reaction will take place and the HI-709 will determine the concentration from the colour that is produced. The results will be displayed in ppm of manganese. These reagents are designed to be used with samples that have an expected range of 0.0 to 20.0 ppm manganese.

 

The HI-758-26 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Marine Calcium Checker® HC. These reagents follow the Zincon Method in which the reaction causes a blue tint in the sample. By simply adding 1 mL of the first reagent to the sample, followed by a packet of the second reagent in the HI-758-26 set, the reaction will take place and the HI-758 will determine the concentration from the colour that is produced. The results will be displayed in ppm of calcium. These reagents are designed to be used with samples that have an expected range of 200 to 600 ppm calcium.

 

The HI-774-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Phosphate Ultra Low Range Checker® HC.

These reagents follow the Ascorbic Acid Method in which the reaction between phosphate and reagents causes a blue tint in the sample.

By simply adding the packet of HI-774-25 reagent to the sample, the reaction will take place and the HI-774 will determine the concentration from the colour that is produced.

The results will be displayed in ppb of phosphate. These reagents are designed to be used with samples that have an expected range of 0.00 to 0.90 ppm phosphate.

 

The HI-708-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Nitrite High Range Checker® HC. These reagents follow the Ferrous Sulphate Method in which the reaction between nitrite and reagent causes a greenish-brown tint in the sample. By simply adding the packet of HI-708-25 reagent to the sample, the reaction will take place and the HI-708 will determine the concentration from the colour that is produced. The results will be displayed in ppm (mg/L) of nitrite. These reagents are designed to be used with samples that have an expected range of 0 to 150 ppm nitrite.

 

This reagent is for use with the HI-707 nitrite low range pocket checker and provides enough for 25 tests.

The HI-707-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Nitrite Low Range Checker® HC. These reagents follow the Diazotization Method in which the reaction between nitrite and reagent causes a pink tint in the sample. By simply adding the packet of HI-707-25 reagent to the sample, the reaction will take place and the HI-707 will determine the concentration from the colour that is produced. The results will be displayed in ppb of nitrite. These reagents are designed to be used with samples that have an expected range of 0 to 600 ppb nitrite.


The HI-706-25 are high quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Phosphorus High Range Checker® HC. These reagents follow the Amino Acid Method in which the reaction between phosphorus and reagents causes a blue tint in the sample. By simply adding 10 drops of the first reagent to the sample, followed by the packet of the HI-706-25 reagent set, the reaction will take place and the HI-706 will determine the concentration from the colour that is produced. The results will be displayed in ppm (mg/L) of phosphorus. These reagents are designed to be used with samples that have an expected range of 0.00 to 15.00 ppm (mg/L) phosphorus.

 

The HI-770-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Silica High Range Checker® HC. These reagents follow the Standard Method 4500-SiO2C in which the reaction between silica and reagents causes a yellow tint in the sample. By simply adding the packet of HI-770-25 reagent to the sample, the reaction will take place and the HI-770 will determine the concentration from the colour that is produced. The results will be displayed in ppm of silica. These reagents are designed to be used with samples that have an expected range of 0 to 200 ppm silica.

 

The HI-705-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Silica Low Range Checker® HC. These reagents follow the Heteropoly Blue Method in which the reaction between silica and reagents causes a blue tint in the sample. By simply adding 6 drops from the first reagent bottle to the sample, followed by the remaining two packets of the HI-705-25 reagent set, the reaction will take place and the HI-705 will determine the concentration from the colour that is produced. The results will be displayed in ppm (mg/L) of silica. These reagents are designed to be used with samples that have an expected range of 0.00 to 2.00 ppm silica.

 

The HI-711-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Total Chlorine Checker® HC - HI-711. These reagents follow the DPD Method in which the reaction between chlorine and reagent causes a pink tint in the sample. By simply adding the packet of HI-711-25 reagent to the sample, the reaction will take place and the HI-711 will determine the concentration from the colour that is produced. The results will be displayed in ppm (mg/L) of total chlorine. These reagents are designed to be used with samples that have an expected range of 0.00 to 3.50 ppm (mg/L) total chlorine.

 

The HI-761-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Total Chlorine Ultra Low Range Checker® HC. These reagents follow the DPD Method in which the reaction between chlorine and reagent causes a pink tint in the sample. By simply adding the packet of HI-761-25 reagent to the sample, the reaction will take place and the HI-761 will determine the concentration from the colour that is produced. The results will be displayed in ppb of total chlorine. These reagents are designed to be used with samples that have an expected range of 0 to 500 ppb total chlorine.


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