Turbidity Secondary Standards Set Description Turbidity Standard set for recalibration of Turbicheck WL meter. Standards are provided in a set of sealed photometer vials, and have a shelf life of 12 months. (1 per EA)
Turbidity Secondary Standards Set Description Turbidity Standard set for recalibration of Turbicheck WL meter. Standards are provided in a set of sealed photometer vials, and have a shelf life of 12 months.