Cultivation Equipment and Supplies :: Hydroponics :: Meters & Controllers

Hanna Electrode Storage Solution

Product Code:

HIHI70300L

Hanna Electrode Storage SolutionTo minimize clogging and ensure fast response time, always keep the glass bulb and the junction of your pH electrode moist. Store the electrode with a few drops of HI 70300 storage or pH 7 buffer solution in the protective cap.

$34.99

In Stock: 7

Hanna 4.01 pH Buffer Solution | 500ml

Product Code:

HIHI7004L

Hanna 4.01 pH Buffer Solution500mlSolution is prepared according to precise formulas and is standardized with a pH meter calibrated according to the NIST standards. Batch number, expiration date and correlation table between pH and temperature included.

$27.99

In Stock: 17

Hanna 7.01 pH Buffer Solution | 500ml

Product Code:

HIHI7007L

Hanna 7.01 pH Buffer Solution500mlpH 7.01 is the most widely used among all buffer solutions. Solution is NIST standardized.

$27.99

In Stock: 11

Bluelab pH Probe KCl Storage Solution | 250ml

Product Code:

BLBSTSOL250BL

Bluelab pH Probe KCl Storage Solution250mlThe perfect solution to store and hydrate pH probes. pH probes are sensitive glass instruments which age through everyday use. Bluelab pH Probe KCl Storage Solution is made specifically for use with Bluelab pH probes and pens. It is designed to increase...

$27.19 $35.86 -24%

In Stock: 259

Minimum purchase for "Bluelab pH Probe KCl Storage Solution | 250ml" is 6.

Hanna General-Purpose Cleaning Solution | 230ml

Product Code:

HIHI7061M

Hanna General-Purpose Cleaning Solution230mlHI7061M is a general purpose cleaning solution that can be used for a variety of applications. Electrodes can become dirty from use and will produce inaccurate results even as they read correctly in a pH buffer. Hanna's cleaning solutions eliminate...

$24.47 $26.59 -8%

In Stock: 4

GroStar pH calibration kit (pH 4/7/10, 8 oz. each)

Product Code:

AI61115

GroStar by Apera pH calibration kit (pH 4/7/10, 8 oz. each) Kit Includes: (1) pH 4.0 calibration solution 8 oz. (1) pH 7.0 calibration solution 8 oz. (1) pH 10.0 calibration solution 8 oz. pH measuring equipment must be cleaned and calibrated regularly to ensure accurate readings...

$24.35 $28.99 -16%

In Stock: 24

Dilution Solutions PH Calibration Solution | 20pcs

Product Code:

DILPHP7

Dilution Solutions PH Calibration Solution20pcsThe PH Calibration and storage solution works with both ECO and PRO models. Includes individual liquid calibration packets and ready-to-use.

$24.14 $24.95 -3%

In Stock: 67

Bluelab Conductivity Standard Solution | 500mL- 2.77 EC - Designed for Bluelab Products

Product Code:

BLBEC277500BL

Bluelab Conductivity Standard Solution500mL- 2.77 EC - Designed for Bluelab ProductsThe Bluelab calibration and conductivity solutions play a crucial role in maintaining the accuracy and longevity of Bluelab products. Designed specifically for use with Bluelab devices, these solutions are...

$21.95 $28.73 -24%

In Stock: 49

Minimum purchase for "Bluelab Conductivity Standard Solution | 500mL- 2.77 EC - Designed for Bluelab Products" is 6.

Bluelab pH 4.0 Calibration Solutions | 500mL- Designed for Bluelab Products

Product Code:

BLBPH4500BL

Bluelab pH 4.0 Calibration Solutions500mL- Designed for Bluelab ProductsThe Bluelab calibration and conductivity solutions play a crucial role in maintaining the accuracy and longevity of Bluelab products. Designed specifically for use with Bluelab devices, these solutions are essential for...

$21.80 $28.73 -24%

In Stock: 102

Minimum purchase for "Bluelab pH 4.0 Calibration Solutions | 500mL- Designed for Bluelab Products" is 6.

Bluelab pH 7.0 Calibration Solutions | 500mL- Designed for Bluelab Products

Product Code:

BLBPH7500BL

Bluelab pH 7.0 Calibration Solutions500mL- Designed for Bluelab ProductsThe Bluelab calibration and conductivity solutions play a crucial role in maintaining the accuracy and longevity of Bluelab products. Designed specifically for use with Bluelab devices, these solutions are essential for...

$21.80 $28.73 -24%

In Stock: 165

Minimum purchase for "Bluelab pH 7.0 Calibration Solutions | 500mL- Designed for Bluelab Products" is 6.

Bluelab Conductivity Standard Solution | 120ml - 2.77EC

Product Code:

BLBSTSOL120BL

Bluelab Conductivity Standard Solution120ml - 2.77ECBluelab conductivity standard solutions are essential for use with all Bluelab products. Bluelab Solutions are manufactured specifically for Bluelab products and are referenced to high laboratory standards to ensure your products last longer and...

$16.32 $21.37 -24%

In Stock: 72

Minimum purchase for "Bluelab Conductivity Standard Solution | 120ml - 2.77EC" is 6.

GroStar pH calibration kit (pH 4/7, 8 oz. each)

Product Code:

AI61113

GroStar by Apera pH calibration kit (pH 4/7, 8 oz. each) Kit includes: (1) 8 oz. pH 4.0 calibration solution (1) 8 oz. pH 7.0 calibration solution pH measuring equipment must be cleaned and calibrated regularly to ensure accurate readings. High accuracy (0. 01 pH):...

$15.95 $18.99 -16%

In Stock: 45

Milwaukee Instruments pH 4.01 Calibration Solution, 230 ml

Product Code:

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...

$13.83 $13.90 -1%

In Stock: 93

Milwaukee Instruments pH 7.01 Solution, 230 ml

Product Code:

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...

$13.83 $13.90 -1%

In Stock: 269

GroStar EC Calibration Kit (2.77 EC, 8 oz. each)

Product Code:

AI71117

GroStar by Apera EC Calibration Kit (2.77 EC, 8 oz. each) • 2.77 EC conductivity standard calibration solution • Used as a reference or checking solution to ensure you have adequately cleaned the EC/ppm probe • Calibration Solution should be stored in a cool place out of direct...

$12.59 $14.99 -16%

In Stock: 118

Bluelab Conductivity Standard Solution | 250ml - 2.77 EC - Designed for Bluelab Products

Product Code:

BLBEC277250BL

Bluelab Conductivity Standard Solution250ml - 2.77 EC - Designed for Bluelab ProductsThe Bluelab calibration and conductivity solutions play a crucial role in maintaining the accuracy and longevity of Bluelab products. Designed specifically for use with Bluelab devices, these solutions are...

$12.29 $15.63 -21%

In Stock: 80

Minimum purchase for "Bluelab Conductivity Standard Solution | 250ml - 2.77 EC - Designed for Bluelab Products" is 6.

Bluelab pH 4.0 Calibration Solution | 250ml - Designed for Bluelab Products

Product Code:

BLBPH4250BL

Bluelab pH 4.0 Calibration Solution250ml - Designed for Bluelab ProductsThe Bluelab calibration and conductivity solutions play a crucial role in maintaining the accuracy and longevity of Bluelab products. Designed specifically for use with Bluelab devices, these solutions are essential for...

$11.84 $15.63 -24%

In Stock: 500

Minimum purchase for "Bluelab pH 4.0 Calibration Solution | 250ml - Designed for Bluelab Products" is 6.

Bluelab pH 7.0 Calibration Solutions | 250ml - Designed for Bluelab Products

Product Code:

BLBPH7250BL

Bluelab pH 7.0 Calibration Solutions250ml - Designed for Bluelab ProductsThe Bluelab calibration and conductivity solutions play a crucial role in maintaining the accuracy and longevity of Bluelab products. Designed specifically for use with Bluelab devices, these solutions are essential for...

$11.84 $15.63 -24%

In Stock: 520

Minimum purchase for "Bluelab pH 7.0 Calibration Solutions | 250ml - Designed for Bluelab Products" is 6.

HM Digital 1000 ppm TDS Calibration Solution, 3 oz (90 ml)

Product Code:

HMDC1000

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

$9.56

In Stock: 103

Dilution Solutions HM Digital/EC Calibration Solution | 1000 PPM

Product Code:

DILC1000

Dilution Solutions HM Digital/EC Calibration Solution1000 PPMThe NaCl calibration solution that comes in a lightweight HDPE plastic bottle. Sealed with a coated foam liner. for optimized calibration. Works with both ECO and PRO models.

$8.67 $8.95 -3%

In Stock: 29