Rite-in-the-Rain - 3"X 5" Shirt Pocket, Top-Spiral, Notebooks, Brown, Pkg of 12, #435 Scalpel Nitrate NO3: 0-60 ppm

Nitrate NO3: 0-60 ppm

Product Code: PR4

Designed for the accurate calibration of conductivity (EC) and TDS meters

Wider 51-72mm Interpupillary Distance Range

731 lux (15

Rite-in-the-Rain - 3"X 5" Shirt Pocket, Top-Spiral, Notebooks, Brown, Pkg of 12, #435 Scalpel Nitrate NO3: 0-60 ppmProduct Code: 435 DZ The 3" x 5" top spiral notebook is small enough to fit comfortably in your pocket and tough enough to survive any of Mother nature's onslaughts. This scrappy pocket notepad will survive rain, sweat, mud, snow, oil, and grease. The white paper is legible in bright sunlight. Impact resistant Wire O binding won't lose its shape when tossed around in packs or put in a back pocket. The polydura cover defends your field notes from