Ohaus® Valor 4000 Water Resistant Scale, 6 KG x 1 Gram Tally Counters by Charlotte Corkran (Author) Test Strips 91-15 Select a Glove Size:#E20116-T-M - Medium Lightweight construction is ideal

by Charlotte Corkran (Author)

2 knots) Counter Six-digit mechanical counter (000000–999999) Rotor Three-blade high-speed Celcon® impeller Body Material Clear polycarbonate Nose Cone Nickel-plated brass Shaft Material Armaloy® coated stainless steel Weight in Water Approximately 113 g (4 oz) Dimensions 21

users can establish a zero-point calibration before making dissolved oxygen measurements

Fits standard 2-inch and 3/4-inch drum bungs

Each bottle comes with pH vs

Ohaus® Valor 4000 Water Resistant Scale, 6 KG x 1 Gram Tally Counters by Charlotte Corkran (Author) Test Strips 91 15 Select a Glove Size:#E20116 T M Medium Lightweight construction is ideal by Charlotte Corkran (Author) 2 knots) Counter Six digit mechanical counter (000000–999999) Rotor Three blade high speed Celcon® impeller Body Material Clear polycarbonate Nose Cone Nickel plated brass Shaft Material Armaloy® coated stainless steel Weight in Water Approximately 113 g (4 oz) Dimensions 21