Hanna 1382 ppm@25C Calibration Solution, 20 ml, case of 25 growing-accessories With its durable all-aluminum exterior

With its durable all-aluminum exterior construction and offset high/low component orientation

• High-precision microprocessor control

They are designed with true solar symmetry for true photochemical reactions in living organisms

the manufacturing process ensures the highly concentrated gel is evenly dispersed

7 so you do not need to convert the readings

Hanna 1382 ppm@25C Calibration Solution, 20 ml, case of 25 growing-accessories With its durable all-aluminum exteriorHanna Instruments' calibration solution, ideal for gardening, laboratory work, and field experiments. Comes in a bottle designed to keep air and light from damaging the solution.