Hanna pH7 Calibration Solutions -- 16 oz Mites 730 µmol/s PPF — comparable

730 µmol/s PPF — comparable canopy intensity at roughly 40% less energy

the Classic slabs

Both the pH Perfect Sensi A & B and pH Perfect Grow

Rated BTU per hour: 1

Step 2: Lay the QuickFills out on your table

Hanna pH7 Calibration Solutions -- 16 oz Mites 730 µmol/s PPF — comparableAll Hanna pH7 calibration solution bottles come with a pH Vs. temperature chart together with the production lot # and expiration date to guarantee maximum accuracy. Formulation Hanna pH buffers are made of potassium dihydrogen phosphate and disodium hydrogen phosphate and are standardized with a pH meter calibrated to NIST primary standard buffer solutions (NIST 186Ie & 186IIe and NIST 158 g S. R. M.).