VTSYIQI Portable Turbidimeter Calibration Standard Turbidity Formazin Solutions 400NTU 100ml with 4 Sample Bottles Standards ISO7027 for SGZ-200BS SGZ-200B SGZ-20B Turbidity Meters Turbidimeters

VTSYIQI Portable Turbidimeter Calibration Standard Turbidity Formazin Solutions 400NTU 100ml with 4 Sample Bottles Standards ISO7027 for SGZ-200BS SGZ-200B SGZ-20B Turbidity Meters Turbidimeters

About this item:

◆4 EMPTY 25*60mm Glass Sample Bottles

◆A bottle of 400NTU Formazine Standard Turbidity Solution

◆For Water Turbidity Meter

◆Please note that there is only A bottle of 400NTU Formazine Standard Turbidity Solution & 4 EMPTY 25*60mm Glass Sample Bottles in the package, and there is no Turbidimeter.