Hach D.O. Replacement Reagent #3, Pkg/100 Tidbit Temp. Logger 0 ppm Hardness 0–500 ppm

0 ppm Hardness 0–500 ppm Nitrate (NO₃) 0–300 ppm Nitrite (NO₂) 0

Because no hold-down device is required

75” wide x 2” deep x 6” high

Flexible with a slight stretch to provide shock absorption from heavy load bearings

Hach D.O. Replacement Reagent #3, Pkg/100 Tidbit Temp. Logger 0 ppm Hardness 0–500 ppmProduct Code: 987 99 The Hach 987 99 Dissolved Oxygen 3 Reagent Powder Pillows are reagent packets used for determining dissolved oxygen (DO) in water samples using the Winkler titration method. Each pre measured powder pillow contains the appropriate quantity of reagent for a 60 mL water sample, helping provide consistent reagent dosing and reducing preparation time in the laboratory or field. Supplied in a package of 100. The 987 99 pillows are