Solinst 428 BioBailer nose cone Free Aqua4Plus 2

Free Aqua4Plus 2

Ships standard with a Twist-Lock Backshell/Hanger (Titanium) for suspension-wire deployment

the cost-effective solution for your everyday environmental groundwater sampling projects

and the 615S/615SN add a protective shield around the screen to prevent smearing during driving

Carrying case

Solinst 428 BioBailer nose cone Free Aqua4Plus 2The Solinst 428 BioBailer is a single use, clear PVC grab sampling bailer with a tapered top and bottom to resist snagging in the well, and a molded handle for attaching a suspension cord. It is lowered below the water table, fills as it descends, and is hauled back to the surface holding a trapped column of water. Because the PVC formulation is dense enough to sink on its own, no added weight is typically needed. At the surface, the sample is