Hanna HI731315 Glass Cuvettes for Checker HC - Replacement Set of 2 with Caps 810666009534 02 pH and extended range

02 pH and extended range (-2

one of the most commonly deficient minerals in North American diets

alerting you to drift that could cause nutrient lockout and reduced yields

7 and 10 buffers

Santevia Stainless Steel Water Bottle (750ml) — Durable aqua blue bottle with flip-top lid

Hanna HI731315 Glass Cuvettes for Checker HC - Replacement Set of 2 with Caps 810666009534 02 pH and extended rangeThe HI731315 are spare glass cuvettes and plastic caps used with the HI7XX Checker HC colorimeters. Each cuvette has a 10 ml level mark to measure the appropriate volume. The HI731315 includes 2 cuvettes and 2 caps. 10 ml level mark for adding correct volume. Test more samples and average your results for the best accuracy. Perfect for replacing scratched or discolored cuvettes. When using a colorimeter or photometer it is important to use clean