| Sort by Popularity- | Manufacturer | Product(s) | Model | Price | Buy Now |
| | 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....more. | 716880 | $26.13 | |
| | HM Digital | HM Digital pH Electrode Storage Solution (10/Cs)
HM Digital - pH Electrode Storage Solution
Always make sure your sensor is kept in an electrode storage solution. If dry, refill the pH meter cap with this specially formulated KCl storage solution for pH and electrodes.
Total Volume: 60cc.
Not for calibration. To calibrate your pH meter, use a pH buffer solution.... Note: Calibration Buffer Solutions are available separately. This item is sold individually....more. | 716150 | $5.21 | |
| | Earth Juice | pH Down. 2 lb
Earth Juice pH DownLower pH with these all natural pH adjusting crystals. Earth Juice Natural pH Down can be used to adjust fertilizer and foliar spray solution for a much more effective use and faster absorption of nutrients by plants. Optimal pH range for fertilizer/nutrient solution for most plant and turf is 5.5-6.5. Mix solution thoroughly and adjust pH prior to application. U... — Ships via UPS from Portland, Oregon USA...more. | FE523 | $17.95 | |
| | C.A.P. Custom Automated Products | STORAGE SOLUTION (220ML)
Storage Solution (220 ml) (SSPH-001)MILWAUKEE WATERPROOF PENS The Milwaukee Waterproof Pen series of EC, TDS (PPM) and pH pens allow you to monitor your nutrient solution for best plant growth. They all feature replaceable electrodes for long life. The batteries will last 1500 hours of use. The pH pen will measure from 0 to 14.0 pH. The EC and TDS pens have automatic temperature c... — Ships from Perris, California; Cranston, Rhode Island; Portland, Oregon; Aurora, Colorado; Dallas, Texas USA...more. | SSPH-001 | $16.80 | |
| | Control Wizard | 1500 PPM Buffer Solution. 4 fl oz
Control Wizard Products 442-1500 PPM Buffer Solution 4 oz. bottle. Used to calibrate Myron L. & other TDS meters that use the 442 standard or .7 ratio of PPM to EC standard.Suitable for meters that use the horticultural/agricultural standards of .68 and .7. This is to say that 1 EC is = to 700 ppm total dissolved salts (TDS). Older style meters would use the water standard or .5 ca... — Ships via UPS from Portland, Oregon USA...more. | NT720 | $5.95 | |
| | C.A.P. Custom Automated Products | BC PH UP 10 LITERS
BC PH UP 10 Liter / 2 GallonS (BCUP2G)LIQUID PH ADJUSTMENT
p H Up and p H Down that enables the gardener to moderate
and maintain optimum pH levels. Both pH-balancing aids are
manufactured using the highest-quality ingredients: potassium
hydroxide to raise pH, and nitric acid to lower pH. While ensuring
stringent industry safety standards are met, Technaflora?s pH Up
and pH D... — Ships from Perris, California; Cranston, Rhode Island; Portland, Oregon; Aurora, Colorado; Dallas, Texas USA...more. | BCUP2G | $50.98 | |
| | C.A.P. Custom Automated Products | BC PH UP 4 Liter / 1 GallonS
BC PH UP 4 Liter / 1 GallonS (BCUPGA)LIQUID PH ADJUSTMENT
p H Up and p H Down that enables the gardener to moderate
and maintain optimum pH levels. Both pH-balancing aids are
manufactured using the highest-quality ingredients: potassium
hydroxide to raise pH, and nitric acid to lower pH. While ensuring
stringent industry safety standards are met, Technaflora?s pH Up
and pH Down are... — LTL Shipping Required — Ships from Perris, California; Cranston, Rhode Island; Portland, Oregon; Aurora, Colorado; Dallas, Texas USA...more. | BCUPGA | $22.78 | |
| | Bluelab | Bluelab 27.1CF Calibration Solution 250ml (6/Cs)
Bluelab 27.7CF Calibration Solution
The CF27.7 (EC2.77) solution is used as a reference or checking solution to ensure you have adequately cleaned the EC/CF probe. Calibration 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....more. | 732899 | $5.63 | |
| | Bluelab | Bluelab pH 7.0 Calibration Solution 250ml (6/Cs)
Bluelab pH 7.0 Calibration Solution
pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7.0 first (buffer) then to pH 4.0 (slope). Calibration 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 th... Note: Calibration Buffer Solutions are available separately. This item is sold individually....more. | 732895 | $5.80 | |
| | Botanicare | Botanicare PH Down Quart (12/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....more. | 722190 | $7.86 | |
| | 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 via UPS from Portland, Oregon USA...more. | NT770 | $4.95 | |
| | 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... ...more. | 716476 | $20.00 | |
| | Hanna Instruments | HANNA CLEANING SOLUTION 20ML 25/CS
Hanna 20 ml Packet Solution
HANNA CLEANING SOLUTION 20ML 25/CS
MSRP: $1.65 each packet... This item is sold individually....more. | 716878 | $27.23 | |
| | Control Wizard | 1382 PPM Buffer Solution. 4 fl oz
Control Wizard Products 1382 Conductivity Standard. 4 oz. bottle. Use to calibrate all meters that use the 1 EC to 500 ppm water standard. Adwa, Hanna, Oakton, Milwaukie. If your meter won't calibrate chances are you are using the wrong standard to calibrate it.... — Ships via UPS from Portland, Oregon USA...more. | NT730 | $5.22 | |
| | Bluelab | Bluelab pH 4.0 Calibration Solution 250ml (6/Cs)
Bluelab pH 4.0 Calibration Solution
pH measuring equipment must be cleaned and calibrated regularly to ensure they are giving the user accurate readings. pH instruments are calibrated to pH 7.0 first (buffer) then to pH 4.0 (slope). Calibration 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 th... Note: Calibration Buffer Solutions are available separately. This item is sold individually....more. | 732897 | $5.80 | |
| | 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....more. | 722195 | $18.42 | |
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