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Meters, Timers & Instruments: Calibration, Storage & Cleaning Solutions, pH Up & Down

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angezeigte Produkte: 1 bis 20 (von 213 insgesamt) Seiten:  1  2  3  4  5  6  7  8  9  10  11  [nächste >>] 
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 HM Digital Brix Refractometer (10/Cs)      HM Digital Brix Refractometer (10/Cs) 
HM Digital™ Brix Refractometer Model SCM-1000 (716139)The SCM-1000 is a portable digital Brix refractometer that measures the sugar content of a fluid. The sugar content is defined as a percentage of the weighted sugar in comparison to the weight of the total fluid that the sugar is dissolved in. It is fast acting with a large LCD display and auto backlight feature. The meter is ca... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 716139   $221.05 
 HM Digital Hydromaster Portable      HM Digital Hydromaster Portable 
HM Digital™ Hydromaster Portable Model HM-200 (716137)The HM-200 is a portable handheld meter that monitors pH, Electrical Conductivity (EC), Total Dissolved Solids (TDS) and temperature. Features include 2 different conductivity conversion factors to convert EC to TDS using the 0.5 (NaCl) or 0.7 (442TM), as well as selectable modes for measurements in the µS, mS and ppm scales. Th... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 716137   $182.55 
 Emerald Harvest pH Down 6 Gallon/22.71 Liter (1/Cs)   Emerald Harvest Co.   Emerald Harvest pH Down 6 Gallon/22.71 Liter (1/Cs) 
Keep your nutrient solution in the sweet spot with Emerald Harvest® pH Down. A pH reading above 6.5 is considered too alkaline for most hydroponic gardens. This premium pH acidifier allows you to reduce the pH of your nutrient solution. Use pH Down as needed for guaranteed professional results.... This item is sold individually. — LTL Shipping Required. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 724018   $138.50 
 Emerald Harvest pH Up 6 Gallon/22.71 Liter (1/Cs)   Emerald Harvest Co.   Emerald Harvest pH Up 6 Gallon/22.71 Liter (1/Cs) 
Keep your nutrient solution in the sweet spot with Emerald Harvest® pH Up. A pH reading below 5.5 is considered too acidic for most hydroponic gardens. This premium pH alkalizer allows you to raise the pH of your nutrient solution. Use pH Up as needed for guaranteed professional results.... This item is sold individually. — LTL Shipping Required. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 724011   $138.50 
 Nectar for the Gods Hades Down 5 Gallon   Oregon's Only Organics   Nectar for the Gods Hades Down 5 Gallon 
Nectar for the Gods - Hades Down This blend of organic acids lowers your nutrient solution’s pH. It's our pH down. Don’t worry if you over shoot the down: just add some Olympus Up and see the benefits of adding more calcium.... — LTL Shipping Required. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 746310   $137.50 
 Earth Juice Natural Up, 30 lb   Earth Juice   Earth Juice Natural Up, 30 lb 
Hydro Organics / Earth Juice Earth Juice Natural Up, 30 lb (HOH84034)pH adjusting crystals that will, once and for all, eliminate the hassles and worries of spilling, splashing and dealing with harsh liquid pH adjusters. Use to adjust the pH of fertilizer and plant micronutrient foliar solutions. Proper pH is vital for healthy plant life. ... — Ships separately from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-HOH84034   $133.98 
 Earth Juice Natural Down, 25 lb   Earth Juice   Earth Juice Natural Down, 25 lb 
Hydro Organics / Earth Juice Earth Juice Natural Down, 25 lb (HOH84024)pH adjusting crystals that will, once and for all, eliminate the hassles and worries of spilling, splashing and dealing with harsh liquid pH adjusters. Use to adjust the pH of fertilizer and plant micronutrient foliar solutions. Manufacturer's Product Information ... — Ships separately from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-HOH84024   $111.66 
 X Nutrients pH Down (5 Gallon)      X Nutrients pH Down (5 Gallon)  
X Nutrients pH Down (5 Gallon) (XNHPHDOWN-5GA)pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from abso... — Ships separately from DL: Livermore, California USA....more info.
 dl-XNHPHDOWN-5GA   $107.25 
 HM Digital pH / TDS / EC / Temp meter      HM Digital pH / TDS / EC / Temp meter 
HM Digital™ pH/TDS/EC/Temp Meter Model COM-300 (716141)The COM-300 is an advanced waterproof combo meter with superior accuracy. The meter measures four parameters: pH, Electrical Conductivity (EC), Total Dissolved Solids (TDS) and temperature. Features include 2 different conductivity conversion factors to convert EC to TDS using the 0.5 (NaCl) or 0.7 (442TM), as well as selectabl... Note: Calibration Buffer Solutions are available separately. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 716141   $105.55 
 Nectar for the Gods Hades Down 2.5 Gallon (2/Cs)   Oregon's Only Organics   Nectar for the Gods Hades Down 2.5 Gallon (2/Cs) 
Nectar for the Gods - Hades Down This blend of organic acids lowers your nutrient solution’s pH. It's our pH down. Don’t worry if you over shoot the down: just add some Olympus Up and see the benefits of adding more calcium.... This item is sold individually. — Ships separately from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 746308   $81.68 
 Bluelab Leap pH Probe (Probe Only)      Bluelab Leap pH Probe (Probe Only) 
Bluelab® Multimedia pH Meter with Leap™ pH Probe (716446)The perfect, portable way to accurately measure and monitor pH levels in a wide range of media. We have combined the Bluelab® Multimedia pH Meter and Bluelab® Leap™ pH Probe to take fast accurate measurements in nutrient solution, soil, coco coir, rockwool, potting mix and many other media types. Calibration is simple with on... Note: Calibration Buffer Solutions are available separately. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 716446   $79.20 
 PH Down Qt, case of 12 (Special Order)   Botanicare   PH Down Qt, case of 12 (Special Order) 
Botanicare PH Down Qt (BCNSPHLQT)With plants, nutrient availability can be affected by soil or solution pH. pH levels outside recommended ranges can lead to nutrient lockout and nutrient deficiencies resulting in stunted growth and poor appearance. Control pH levels, minimize problems and maximize your plants' full potential with Botanicare's pH Up and pH Down solutions.Botanicare'... — LTL Shipping Required. — Ships separately from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-BCNSPHLQT   $78.54 
 PH Up Qt   Botanicare   PH Up Qt 
Botanicare PH Up Qt (BCNSPHHQT)With plants, nutrient availability can be affected by soil or solution pH. pH levels outside recommended ranges can lead to nutrient lockout and nutrient deficiencies resulting in stunted growth and poor appearance. Control pH levels, minimize problems and maximize your plants' full potential with Botanicare's pH Up and pH Down solutions.Botanicare's ... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-BCNSPHHQT   $78.54 
 Nectar for the Gods Olympus Up 5 Gallon   Oregon's Only Organics   Nectar for the Gods Olympus Up 5 Gallon 
Nectar for the Gods - Olympus Up One of a kind in the industry. Olympus is derived from micronized limestone designed to not only raise the pH of your nutrient solution but also to buffer organic acids from healthy soil decomposition. The calcium in Olympus is also very effective at tying up salts in the medium. Olympus is a key component to the line by adding even more calcium fo... — LTL Shipping Required. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 746318   $74.25 
 Emerald Harvest pH Down 2.5 Gallon/9.46 Liter (2/Cs)   Emerald Harvest Co.   Emerald Harvest pH Down 2.5 Gallon/9.46 Liter (2/Cs) 
Keep your nutrient solution in the sweet spot with Emerald Harvest® pH Down. A pH reading above 6.5 is considered too alkaline for most hydroponic gardens. This premium pH acidifier allows you to reduce the pH of your nutrient solution. Use pH Down as needed for guaranteed professional results.... This item is sold individually. — LTL Shipping Required. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 724017   $74.25 
 Emerald Harvest pH Up 2.5 Gallon/9.46 Liter (2/Cs)   Emerald Harvest Co.   Emerald Harvest pH Up 2.5 Gallon/9.46 Liter (2/Cs) 
Keep your nutrient solution in the sweet spot with Emerald Harvest® pH Up. A pH reading below 5.5 is considered too acidic for most hydroponic gardens. This premium pH alkalizer allows you to raise the pH of your nutrient solution. Use pH Up as needed for guaranteed professional results.... This item is sold individually. — LTL Shipping Required. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 724010   $74.25 
 Hydroponic Essentials pH Down Qt, case of 12      Hydroponic Essentials pH Down Qt, case of 12 
Hydroponic Essentials Essentials pH Down Qt (ESPHDQT)Easy control 15% strength water stabilizer. Decreases pH of nutrient solution.   Manufacturer's Product Information MSRP each $10.83 UPC638104002479 Dimensions1.3 x 1.3 x 4.2 Case We... — LTL Shipping Required. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-ESPHDQT   $71.47 
 Hydroponic Essentials pH Up Qt, case of 12   HydroFarm   Hydroponic Essentials pH Up Qt, case of 12 
Hydroponic Essentials Essentials pH Up Qt (ESPHUQT) Easy control 15% strength water stabilizer. Increases pH of nutrient solution. Manufacturer's Product Information MSRP each $10.83 UPC892753002215 Dimensions6.5 x 14.25 x 8.75 Case Weig... — LTL Shipping Required. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-ESPHUQT   $71.47 
 pH Down Acid Quart, case of 12   General Hydroponics   pH Down Acid Quart, case of 12 
General Hydroponics pH Down Acid Quart (GH1532)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 our formulas are pH buffered. However, so... — LTL Shipping Required. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-GH1532   $71.02 
 pH Up Base Quart   General Hydroponics   pH Up Base Quart 
General Hydroponics pH Up Base Quart (GH1522) 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 our formulas are pH buffered. However, som... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-GH1522   $71.02 
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