Meters & Solutions

1000ppm Calibration Solution

1000ppm Calibration Solution

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

$6.50

12.880ms/cm Conductivity Solution 20ml, box of 25

12.880ms/cm Conductivity Solution 20ml, box of 25

M10030B calibration solution is formulated at 12.880 mS/cm, and is available in a box of 25@20 ml sa..

$25.99

12880 S/ cm conductivity solution

12880 S/ cm conductivity solution

This Hanna conductivity calibration solution is widely used to assure the proper performance of cond..

$16.99

12880 S/cm Calib Solution, 25x20mL, case of 25

12880 S/cm Calib Solution, 25x20mL, case of 25

Hanna Instruments' calibration solution, ideal for gardening, laboratory work, and field experiments..

$36.99

1382 PPM Solution 220ml

1382 PPM Solution 220ml

Available in 230 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 230 ml lea..

$11.99

1382 PPM@25C Calibration Solution 20mL, case of 25

1382 PPM@25C Calibration Solution 20mL, case of 25

Hanna Instruments' calibration solution, ideal for gardening, laboratory work, and field experiments..

$36.99

1382 TDS Solution, case of 25

1382 TDS Solution, case of 25

Available in 220 ml bottles and 20ml sachets. Traditional buffer solutions are packed in 220 ml leak..

$25.99

1382ppm Solution, 230ml

1382ppm Solution, 230ml

The conductivity solutions are made of high quality potassium chloride with different strengths. The..

$16.99

1382ppm TDS Sol, 460ml

1382ppm TDS Sol, 460ml

Hanna Instruments' testing solution, ideal for gardening, laboratory work, and field experiments,..

$19.99

1413 mS Packet, case of 25

1413 mS Packet, case of 25

Available in 220 ml bottles and 20 ml sachets. Traditional buffer solutions are packed in 220 ml lea..

$25.99

1413 S/cm (EC) Calib Solution, 25x20mL, case of 25

1413 S/cm (EC) Calib Solution, 25x20mL, case of 25

Hanna Instruments' calibration solution, ideal for gardening, laboratory work, and field experiments..

$36.99

1413 US Solution 500 ml

1413 US Solution 500 ml

Standards have KCl, NaCl and 442 conversions printed on the bottle for ease of use. Temperature corr..

$20.99

1413mS/cm Sol. 230mL

1413mS/cm Sol. 230mL

All Hanna solution bottles come with a pH Vs. temperature chart together with the production lot # a..

$16.99

1500 ppm Calibration Solution 1 qt

1500 ppm Calibration Solution 1 qt

General Hydroponics uses the highest quality electronic meter reference solutions. Growers can use o..

$21.50

1500 ppm Calibration Solution 8 oz

1500 ppm Calibration Solution 8 oz

General Hydroponics uses the highest quality electronic meter reference solutions. Growers can use o..

$8.20

1500 ppm Packet, case of 25

1500 ppm Packet, case of 25

This item is sachets Available in 220 ml bottles and 20 ml sachets. Traditional buffer solutions are..

$25.99

1500 PPM@25C Calibration Solution 20mL, case of 25

1500 PPM@25C Calibration Solution 20mL, case of 25

Hanna Instruments' calibration solution, ideal for gardening, laboratory work, and field experiments..

$36.99

1500PPM Solution, 230ml

1500PPM Solution, 230ml

Hanna Instruments' solution, ideal for gardening, laboratory work, and field experiments. Comes in a..

$15.99

1500PPM TDS Sol 16oz

1500PPM TDS Sol 16oz

Hanna Instruments' calibration solution, ideal for gardening, laboratory work, and field experiments..

$19.99

20 ml pack of 1000 ppm NaCl Calibration Solution

20 ml pack of 1000 ppm NaCl Calibration Solution

For optimal performance, re-calibrate your meters periodically with a 20 ml pack of 1000ppm calibrat..

$25.00

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