Stainless steel van mud Dredge lake bottom sludge sediment grab sampler

Grab sampler (no aggravating )

Sampling depth:0-20m 

sampling volume: 3L 

Sampling area: 15x20cm(3L) 

Nylon rope :20m 

Package: paper carton 

We can supply you with larger quantity 

Usage

1. Determine sampling place.
2. Stretch grab bucket, put support rob into buckle and pull rope closer, then the grab bucket will stay open condition.
3. Put the stretched grab bucket into river slowly, release rope while contacting the river bottom, then the support rod will detach with buckle under gravity effect.
4. Lift rope by strength and the stretched grab bucket will close slowly. Lastly the bottom sediment will be collected inside grab bucket while closing.

 Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyer’s responsibility.