Hach presence-absence tests deliver the fastest EPA approved results in the market
Sterile, 120 mL shrink- banded polystyrene sample bottles with sodium thiosulfate tablet for chlorine neutralization. Bottles have a fill line at 100 mL, a screw cap with a leak-proof seal and a removable tamper seal. For use in coliform and E. coli in potable water testing using the presence absence method. The container does not fluoresce under 365 nm UV light.
The Fastest Presence/Absence Test on the Market at 16 Hours
One Product that Supports 16- or 22-hour Test Methods
RResults are Valid for 48 Hours
(Please Note: When transported in hot weather, the tab may melt. This does not affect product quality or function).