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1000ppm Calibration Solution

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

$6.50

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@25C Calibration Solution 20mL, case of 25

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

$36.99

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

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

$36.99

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

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

$8.20

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

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

$36.99

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

4.0 pH Bluelab Calibration Solution 20ml, case of 25

Calibration and conductivity standard solutions... a must in every grower's toolbox. The Bluelab ca..

$44.95

45" Vertical Reflector and Housing Unit

XTRASUN 45" VERTICAL REFLECTOR Features slotted housing and 4 piece white reflector that distribute..

$71.99

7.0 pH Bluelab Calibration Solution 20ml, case of 25

Calibration and conductivity standard solutions... a must in every grower's toolbox. The Bluelab ca..

$44.95

750W Lucalox HPS bulb

Simple light or lumen maintenance is not enough to create plant growth. Plants require a certain rad..

$90.95