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

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Displaying 81 to 100 (of 208 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  [Next >>] 
 Sort by Popularity-   Manufacturer   Product(s)   Model   Price   Buy Now 
 1500 ppm Calibration Solution 8 oz   General Hydroponics   1500 ppm Calibration Solution 8 oz 
General Hydroponics 1500 ppm Calibration Solution 8 oz (GH1571)General Hydroponics uses the highest quality electronic meter reference solutions. Growers can use our reference solutions widely among many popular brands of meters using the NaCl scale. General Hydroponics technicians check each batch to ensure that our solutions are exactly calibrated each time they are used. ... — Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GH1571   $5.75 
 4.0 pH Bluelab Calibration Solution 20ml, case of 25   Bluelab   4.0 pH Bluelab Calibration Solution 20ml, case of 25 
Bluelab 4.0 pH Calib Solution 20 ml (BLU420)Calibration and conductivity standard solutions... a must in every grower's toolbox. The Bluelab calibration and conductivity standard solutions are essential for use with all Bluelab products for the calibration of pH and testing the cleanliness of the Bluelab Conductivity/Temperature probe. Bluelab solutions are manufactured specifica... Note: Calibration Buffer Solutions are available separately. — Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-BLU420   $31.54 
 7.0 pH Cali Solution 20 ml, case of 25   Bluelab   7.0 pH Cali Solution 20 ml, case of 25 
Bluelab 7.0 pH Cali Solution 20 ml (BLU720)Calibration and conductivity standard solutions... a must in every grower's toolbox. The Bluelab calibration and conductivity standard solutions are essential for use with all Bluelab products for the calibration of pH and testing the cleanliness of the Bluelab Conductivity/Temperature probe. Bluelab solutions are manufactured specifical... Note: Calibration Buffer Solutions are available separately. — Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-BLU720   $31.54 
 Bluelab Probe Care Kit Conductivity   Bluelab   Bluelab Probe Care Kit Conductivity 
The instrument is only as accurate as the probe is clean. Probe cleaning is one of the most important parts of owning or operating any Bluelab meter, monitor or controller. The probe surface is where the instrument takes the reading of the solution. If the probe face is dirty or contaminated, then the reading will be inaccurate. Accurate readings simplify crop management a... — Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-BLU7002   $8.37 
 Earth Juice Natural Down, .8 lb   Earth Juice   Earth Juice Natural Down, .8 lb 
Hydro Organics / Earth Juice Earth Juice Natural Down, .8 lb (HOH84021)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 from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HOH84021   $7.69 
 HANNA CLEANING SOLUTION 20ML (Case of 25)   Hanna Instruments   HANNA CLEANING SOLUTION 20ML (Case of 25) 
Hanna 20 ml Packet Solution HANNA® packet solutions are prepared according to precise formulas and are standardized with a pH meter calibrated according to the NIST standards. The 20 mL sachets are single-dose and are ready to use.... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 716878   $23.94 
 Hydroponic Essentials Calibration 7.0 8oz   HydroFarm   Hydroponic Essentials Calibration 7.0 8oz 
Hydroponic Essentials Hydroponic Essentials Calibration 7.0 8oz (ESCAL87)For the calibration of pH testers. Use in conjunction with pH Buffer 4. Manufacturer's Product Information MSRP each $7.95 UPC638104002424 Dimensions3.25 x 9 x 3.25 Case Weight12 C... — Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-ESCAL87   $5.58 
 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   $78.84 
 pH 4.01 Calibration Solution 1 qt   General Hydroponics   pH 4.01 Calibration Solution 1 qt 
General Hydroponics pH 4.01 Calibration Solution 1 qt (GH1542)General Hydroponics uses the highest quality electronic meter reference solutions. Growers can use our reference solutions widely among many popular brands of meters using the NaCl scale. General Hydroponics technicians check each batch to ensure that our solutions are exactly calibrated each time they are used. ... — Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GH1542   $13.82 
 pH Down, 4 lt   Technaflora   pH Down, 4 lt 
Technaflora pH Down, 4 lt (TFPHD4L)Technaflora's pH Up and pH Down enable the gardener to moderate and maintain optimum pH levels. The pH scale is a measure that describes the relative acidity or alkalinity of a solution or medium. Both pH-balancing aids are manufactured using the highest-quality ingredients: potassium hydroxide to raise pH and nitric acid to lower pH. At the same ... — Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-TFPHD4L   $18.10 
 Bluelab 2.77EC Conductivity Solution 250 ml (6/Cs)   Bluelab   Bluelab 2.77EC Conductivity Solution 250 ml (6/Cs) 
Bluelab 2.77 EC Conductivity Standard Solution The 2.77EC Conductivity solution is used as a reference or checking solution to ensure you have adequately cleaned the EC/CF probe. These solutions should be stored in a cool place out of direct sun and heat. Please keep out of reach of children. They should be stored with the lids securely tightened.... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 732899   $6.30 
 Botanicare PH Down Gallon (4/Cs)   Botanicare   Botanicare PH Down Gallon (4/Cs) 
Botanicare pH Up and pH Down 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.   Bota... This item is sold individually. — LTL Shipping Required. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 722195   $17.93 
 CWP Instruments Store It! Electrode Storing Solution. 4 fl. oz.   Control Wizard   CWP Instruments Store It! Electrode Storing Solution. 4 fl. oz. 
CWP Instruments Store It! Electrode Storing Solution. 4 fl. oz. Store It! is a solution that is used when storing pH electrodes. Electrodes that are stored dry often times do not work properly when it comes time to use them. Use Store it! between tests to keep the glass bulb on your pH meter from drying out.... — Ships from Portland, Oregon USA....more info.
 NT770   $4.78 
 Earth Juice Natural Up, 1lb.   Earth Juice   Earth Juice Natural Up, 1lb. 
Hydro Organics / Earth Juice Earth Juice Natural Up, 1lb. (HOH81511)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 from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HOH81511   $8.64 
 EJ Nat Down 7.8lb (4/cs)   Earth Juice   EJ Nat Down 7.8lb (4/cs) 
Hydro Organics / Earth Juice EJ Nat Down 7.8lb (4/cs) (HOH84023)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 ... This item is sold individually. — Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HOH84023   $45.21 
 Hanna 7.01, 1500 ppm, and Cleaning Solution   Hanna Instruments   Hanna 7.01, 1500 ppm, and Cleaning Solution 
Hanna Instruments Cleaning Kits Single-dose sachets are quick and easy to use. Each sealed, light tight sachets holds just the right amount of solution. Every time your instrument is calibrated using these HANNA sachets, it is using a newly-opened bottle of solution. Item #716476: This kit includes: (5) pH 7.01 buffer solution sachets • HI70007P (5) 1500 ppm TDS solution sac... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 716476   $15.60 
 HANNA GROCHEK® 1500 PPM TDS SOLUTION 20 ML (CASE of 25) MODEL HI 70442P (FULL CASE QUANTITIES ONLY)   Hanna Instruments   HANNA GROCHEK® 1500 PPM TDS SOLUTION 20 ML (CASE of 25) MODEL HI 70442P (FULL CASE QUANTITIES ONLY) 
Hanna 20 ml Packet Solution HANNA 1500 PPM TDS SOL 20ML 25/CS MSRP: $1.29 each packet... Note: Calibration Buffer Solutions are available separately. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 716880   $19.56 
 Hydroponic Essentials Calibration 4.01 8oz   HydroFarm   Hydroponic Essentials Calibration 4.01 8oz 
Hydroponic Essentials Hydroponic Essentials Calibration 4.01 8oz (ESCAL84)For the calibration of pH testers. Use in conjunction with pH Buffer 7. Manufacturer's Product Information MSRP each $7.95 UPC638104002431 Dimensions2 x 5 x 2 Case Weight12 Case Q... — Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-ESCAL84   $5.58 
 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   $86.72 
 Nectar for the Gods Olympus Up 2.5 Gallon (2/Cs)   Oregon's Only Organics   Nectar for the Gods Olympus Up 2.5 Gallon (2/Cs) 
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... This item is sold individually. — Ships separately from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 746316   $51.39 
Displaying 81 to 100 (of 208 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  [Next >>] 
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PH600-AQ PH METER 10/CS
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Gro Pro Square 5 Gallon (50/Cs)
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