This new cutting edge light meter can measure all kinds of lights in sun to shade. 

– Full sun to full shade indoors or outdoors.
– Artificial light sources (LED, High Pressure Sodium, Metal H..

Price: $335.00

Price: $191.36

Price: $92.40

Price: $2,351.04

iPonic Digital Integrated Sensor Module. Special order item only. Does not qualify for free freight. Contact your DL representative for estimated processing times for this item.

Price: $595.00

Price: $130.68

Price: $141.06

Price: $171.67

Price: $141.06

Price: $171.67

Microbe Life Hydroponics pH DOWN is formulated with R/O and UV sterilized water and combines two pH adjusters for buffered effectiveness. It contains three electrolytes to help maintain osmotic balance.

Safely lowers pH levels
Combines 2 pH adjusters for buffered effectiveness
Price: $25.26

DIGITAL. SIMPLE. COMPACT.

• Fast, accurate results with digital LCD readout
• Easy measurement: just place the probe in the sample, gently stir and wait for the reading to stabilize
• Simple one-point calibration with an easy-to-use trimmer located on..

  Price: $38.57

  ]]>

  DIGITAL. SIMPLE. COMPACT.
  

  • Fast, accurate results with digital LCD readout
  • Easy measurement: just place the probe in the sample, gently stir and wait for the reading to stabilize
  • Simple one-point calibration with an easy-to-use trimmer located on..

    Price: $38.57

    ]]> DIGITAL. SIMPLE. COMPACT.
    
    • Fast, accurate results with digital LCD readout
    • Easy measurement: just place the probe in the sample, gently stir and wait for the reading to stabilize
    • Simple one-point calibration with an easy-to-use trimmer located on..]]> https://dealzer.com/ph7-solution-220ml-mima9007/ Mon, 27 Aug 2018 16:33:28 +0000 https://dealzer.com/ph7-solution-220ml-mima9007/

      Available in 230 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 220 ml leak-proof bottles and are recommended for lab application. Sachets are sealed against light and air and are ideal for on-the-spot calibration. Simply open, insert the tester or electrode into the s..

      Price: $15.82

      ]]>

      Available in 230 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 220 ml leak-proof bottles and are recommended for lab application. Sachets are sealed against light and air and are ideal for on-the-spot calibration. Simply open, insert the tester or electrode into the s..

      Price: $15.82

      ]]> Available in 230 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 220 ml leak-proof bottles and are recommended for lab application. Sachets are sealed against light and air and are ideal for on-the-spot calibration. Simply open, insert the tester or electrode into the s..]]> https://dealzer.com/ph4-solution-220ml-mima9004/ Mon, 27 Aug 2018 16:33:26 +0000 https://dealzer.com/ph4-solution-220ml-mima9004/

      Available in 230 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 230 ml leak-proof bottles and are recommended for lab application. Sachets are sealed against light and air and are ideal for on-the-spot calibration. Simply open, insert the tester or electrode into the s..

      Price: $15.82

      ]]>

      Available in 230 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 230 ml leak-proof bottles and are recommended for lab application. Sachets are sealed against light and air and are ideal for on-the-spot calibration. Simply open, insert the tester or electrode into the s..

      Price: $15.82

      ]]> Available in 230 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 230 ml leak-proof bottles and are recommended for lab application. Sachets are sealed against light and air and are ideal for on-the-spot calibration. Simply open, insert the tester or electrode into the s..]]> https://dealzer.com/digital-brix-refractometer-range-0-to-85-mima871/ Mon, 27 Aug 2018 16:33:25 +0000 https://dealzer.com/digital-brix-refractometer-range-0-to-85-mima871/

      Digital Sugar Refractometer for general purpose with automatic temperature compensation (ATC).
      
      Range 0-85% Brix, resolution 0.1%, units come with battery.

      Price: $242.80

      ]]>

      Digital Sugar Refractometer for general purpose with automatic temperature compensation (ATC).
      
      Range 0-85% Brix, resolution 0.1%, units come with battery.

      Price: $242.80

      ]]> Digital Sugar Refractometer for general purpose with automatic temperature compensation (ATC).
      
      Range 0-85% Brix, resolution 0.1%, units come with battery.
      ]]> https://dealzer.com/ph7-solution-20ml-case-of-25-mi10007p/ Mon, 27 Aug 2018 16:33:07 +0000 https://dealzer.com/ph7-solution-20ml-case-of-25-mi10007p/

      This item is sachets

      Available in 220 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 220 ml leak-proof bottles and are recommended for lab application. Sachets are sealed against light and air and are ideal for on-the-spot calibration. Simply ope..

      Price: $23.72

      ]]>

      This item is sachets

      Available in 220 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 220 ml leak-proof bottles and are recommended for lab application. Sachets are sealed against light and air and are ideal for on-the-spot calibration. Simply ope..

      Price: $23.72

      ]]> This item is sachets

      Available in 220 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 220 ml leak-proof bottles and are recommended for lab application. Sachets are sealed against light and air and are ideal for on-the-spot calibration. Simply ope..]]> https://dealzer.com/ph-orp-storage-solution-hmopstor/ Mon, 27 Aug 2018 16:17:23 +0000 https://dealzer.com/ph-orp-storage-solution-hmopstor/

      For use with HM Digitals PH-200 and PH-80 (as well as other brands of pH meters). Always make sure your sensor is kept in an electrode storage solution. If dry, refill the pH meter cap with the PH-STOR storage solution. The sponge should be moist (not soaking wet).

      Price: $11.20

      ]]>

      For use with HM Digitals PH-200 and PH-80 (as well as other brands of pH meters). Always make sure your sensor is kept in an electrode storage solution. If dry, refill the pH meter cap with the PH-STOR storage solution. The sponge should be moist (not soaking wet).

      Price: $11.20

      ]]> For use with HM Digitals PH-200 and PH-80 (as well as other brands of pH meters). Always make sure your sensor is kept in an electrode storage solution. If dry, refill the pH meter cap with the PH-STOR storage solution. The sponge should be moist (not soaking wet).
      ]]> https://dealzer.com/tds-3-handheld-tds-meter-hmdtds3/ Mon, 27 Aug 2018 16:17:21 +0000 https://dealzer.com/tds-3-handheld-tds-meter-hmdtds3/

      Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features a measurement range of 0-9990 ppm. From 0-999 ppm, the resolution is in increments of 1 ppm. From 1000 to 9990 ppm, the reso..

      Price: $36.28

      ]]>

      Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features a measurement range of 0-9990 ppm. From 0-999 ppm, the resolution is in increments of 1 ppm. From 1000 to 9990 ppm, the reso..

      Price: $36.28

      ]]> Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features a measurement range of 0-9990 ppm. From 0-999 ppm, the resolution is in increments of 1 ppm. From 1000 to 9990 ppm, the reso..]]> https://dealzer.com/ph-temperature-meter-hmdphm80/ Mon, 27 Aug 2018 16:17:11 +0000 https://dealzer.com/ph-temperature-meter-hmdphm80/

      The PH-80 is an economically priced, reliable pH meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more.

      FEATURES

      • Measures pH and temperature
      ..

      Price: $61.42

      ]]>

      The PH-80 is an economically priced, reliable pH meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more.

      FEATURES

      • Measures pH and temperature
      ..

      Price: $61.42

      ]]> The PH-80 is an economically priced, reliable pH meter that is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more.

      FEATURES

      • Measures pH and temperature
      ..]]> https://dealzer.com/ec-tds-temp-waterproof-hydro-tester-hmdcom80/ Mon, 27 Aug 2018 16:17:07 +0000 https://dealzer.com/ec-tds-temp-waterproof-hydro-tester-hmdcom80/

      The COM-80 is an economically priced, reliable EC/TDS meter that is ideal for testing applications such as hydroponics & gardening, pools &..

      Price: $62.37

      ]]>

      The COM-80 is an economically priced, reliable EC/TDS meter that is ideal for testing applications such as hydroponics & gardening, pools &..

      Price: $62.37

      ]]>

      The COM-80 is an economically priced, reliable EC/TDS meter that is ideal for testing applications such as hydroponics & gardening, pools &..]]> https://dealzer.com/1000ppm-calibration-solution-hmdc1000/ Mon, 27 Aug 2018 16:17:05 +0000 https://dealzer.com/1000ppm-calibration-solution-hmdc1000/

      NaCl calibration solution 1000 ppm comes in lightweight HDPE plastic bottles. Sealed with a coated foam liner.

      Price: $15.03

      ]]>

      NaCl calibration solution 1000 ppm comes in lightweight HDPE plastic bottles. Sealed with a coated foam liner.

      Price: $15.03

      ]]> NaCl calibration solution 1000 ppm comes in lightweight HDPE plastic bottles. Sealed with a coated foam liner.
      ]]> https://dealzer.com/continuous-ph-ec-tds-temp-portable-wallmount-bench-hmd500/ Mon, 27 Aug 2018 16:17:01 +0000 https://dealzer.com/continuous-ph-ec-tds-temp-portable-wallmount-bench-hmd500/

      HydroMaster Digital testers make monitoring water easier than ever by reading the levels that matter most and providing accurate readings that you can depend on. Continuous pH/EC/TDS/Temp monitor with rechargeable battery. Portable, wall mount, or benchtop use.

      HydroMaster HM-500 pH/EC/TD..

      Price: $387.00

      ]]>

      HydroMaster Digital testers make monitoring water easier than ever by reading the levels that matter most and providing accurate readings that you can depend on. Continuous pH/EC/TDS/Temp monitor with rechargeable battery. Portable, wall mount, or benchtop use.

      HydroMaster HM-500 pH/EC/TD..

      Price: $387.00

      ]]> HydroMaster Digital testers make monitoring water easier than ever by reading the levels that matter most and providing accurate readings that you can depend on. Continuous pH/EC/TDS/Temp monitor with rechargeable battery. Portable, wall mount, or benchtop use.

      HydroMaster HM-500 pH/EC/TD..]]> https://dealzer.com/ph-down-general-hydroponics/ Sat, 03 Jan 2015 18:31:17 +0000 https://dealzer.com/ph-down-general-hydroponics/

      To maximize plant growth, the pH content of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5. Users of General Hydroponics nutrient products generally do not experience problems maintaining the proper pH range because..

      Price: $12.95

      ]]>

      To maximize plant growth, the pH content of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5. Users of General Hydroponics nutrient products generally do not experience problems maintaining the proper pH range because..

      Price: $12.95

      ]]> To maximize plant growth, the pH content of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5. Users of General Hydroponics nutrient products generally do not experience problems maintaining the proper pH range because..]]> https://dealzer.com/ph-up-general-hydroponics/ Sat, 03 Jan 2015 18:28:59 +0000 https://dealzer.com/ph-up-general-hydroponics/

      To maximize plant growth, the pH content of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5. Users of General Hydroponics nutrient products generally do not experience problems maintaining the proper pH range because..

      Price: $12.95

      ]]>

      To maximize plant growth, the pH content of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5. Users of General Hydroponics nutrient products generally do not experience problems maintaining the proper pH range because..

      Price: $12.95

      ]]> To maximize plant growth, the pH content of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5. Users of General Hydroponics nutrient products generally do not experience problems maintaining the proper pH range because..]]> https://dealzer.com/x-nutrients-ph-down-1-quart/ Mon, 07 Jul 2014 14:26:50 +0000 https://dealzer.com/x-nutrients-ph-down-1-quart/

      Without the proper pH balance, plants will not efficiently uptake nutrients; it's one of the most overlooked aspects in effective gardening. pH-Up and pH-Down helps your plants achieve optimum absorption.
      Without the proper pH balance, plants will not efficiently uptake nutrients; it's one..

      Price: $13.20

      ]]>

      Without the proper pH balance, plants will not efficiently uptake nutrients; it's one of the most overlooked aspects in effective gardening. pH-Up and pH-Down helps your plants achieve optimum absorption.
      Without the proper pH balance, plants will not efficiently uptake nutrients; it's one..

      Price: $13.20

      ]]> Without the proper pH balance, plants will not efficiently uptake nutrients; it's one of the most overlooked aspects in effective gardening. pH-Up and pH-Down helps your plants achieve optimum absorption.
      Without the proper pH balance, plants will not efficiently uptake nutrients; it's one..]]> $13.20]]> https://dealzer.com/x-nutrients-ph-down-1-gallon/ Mon, 07 Jul 2014 14:26:48 +0000 https://dealzer.com/x-nutrients-ph-down-1-gallon/ Without the proper pH balance, plants will not efficiently uptake nutrients; it's one of the most overlooked aspects in effective gardening. pH-Up and pH-Down helps your plants achieve optimum absorption.
      Without the proper pH balance, plants will not efficiently uptake nutrients; it's one o..

      Price: $32.40

      ]]> Without the proper pH balance, plants will not efficiently uptake nutrients; it's one of the most overlooked aspects in effective gardening. pH-Up and pH-Down helps your plants achieve optimum absorption.
      Without the proper pH balance, plants will not efficiently uptake nutrients; it's one o..

      Price: $32.40

      ]]> Without the proper pH balance, plants will not efficiently uptake nutrients; it's one o..]]> https://dealzer.com/x-nutrients-ph-up-2-5-gallon/ Mon, 07 Jul 2014 14:26:42 +0000 https://dealzer.com/x-nutrients-ph-up-2-5-gallon/ Without the proper pH balance, plants will not efficiently uptake nutrients; it's one of the most overlooked aspects in effective gardening. pH-Up and pH-Down helps your plants achieve optimum absorption.
      Without the proper pH balance, plants will not efficiently uptake nutrients; it's one o..

      Price: $70.80

      ]]> Without the proper pH balance, plants will not efficiently uptake nutrients; it's one of the most overlooked aspects in effective gardening. pH-Up and pH-Down helps your plants achieve optimum absorption.
      Without the proper pH balance, plants will not efficiently uptake nutrients; it's one o..

      Price: $70.80

      ]]> Without the proper pH balance, plants will not efficiently uptake nutrients; it's one o..]]> https://dealzer.com/x-nutrients-ph-up-1-quart/ Mon, 07 Jul 2014 14:26:40 +0000 https://dealzer.com/x-nutrients-ph-up-1-quart/

      Without the proper pH balance, plants will not efficiently uptake nutrients; it's one of the most overlooked aspects in effective gardening. pH-Up and pH-Down helps your plants achieve optimum absorption.
      Without the proper pH balance, plants will not efficiently uptake nutrients; it's one..

      Price: $13.20

      ]]>

      Without the proper pH balance, plants will not efficiently uptake nutrients; it's one of the most overlooked aspects in effective gardening. pH-Up and pH-Down helps your plants achieve optimum absorption.
      Without the proper pH balance, plants will not efficiently uptake nutrients; it's one..

      Price: $13.20

      ]]> Without the proper pH balance, plants will not efficiently uptake nutrients; it's one of the most overlooked aspects in effective gardening. pH-Up and pH-Down helps your plants achieve optimum absorption.
      Without the proper pH balance, plants will not efficiently uptake nutrients; it's one..]]> $13.20]]> https://dealzer.com/x-nutrients-ph-up-1-gallon/ Mon, 07 Jul 2014 14:26:38 +0000 https://dealzer.com/x-nutrients-ph-up-1-gallon/ Without the proper pH balance, plants will not efficiently uptake nutrients; it's one of the most overlooked aspects in effective gardening. pH-Up and pH-Down helps your plants achieve optimum absorption.
      Without the proper pH balance, plants will not efficiently uptake nutrients; it's one o..

      Price: $32.40

      ]]> Without the proper pH balance, plants will not efficiently uptake nutrients; it's one of the most overlooked aspects in effective gardening. pH-Up and pH-Down helps your plants achieve optimum absorption.
      Without the proper pH balance, plants will not efficiently uptake nutrients; it's one o..

      Price: $32.40

      ]]> Without the proper pH balance, plants will not efficiently uptake nutrients; it's one o..]]> https://dealzer.com/x-nutrients-ph-down-2-5-gallon/ Mon, 07 Jul 2014 14:26:05 +0000 https://dealzer.com/x-nutrients-ph-down-2-5-gallon/ Without the proper pH balance, plants will not efficiently uptake nutrients; it's one of the most overlooked aspects in effective gardening. pH-Up and pH-Down helps your plants achieve optimum absorption.
      Without the proper pH balance, plants will not efficiently uptake nutrients; it's one o..

      Price: $70.80

      ]]> Without the proper pH balance, plants will not efficiently uptake nutrients; it's one of the most overlooked aspects in effective gardening. pH-Up and pH-Down helps your plants achieve optimum absorption.
      Without the proper pH balance, plants will not efficiently uptake nutrients; it's one o..

      Price: $70.80

      ]]> Without the proper pH balance, plants will not efficiently uptake nutrients; it's one o..]]>