Scoops may be used for sampling or compositing. The range of 5 sizes have been the industry standard for this purpose for over a decade. Sized by the approximate weight in ounces, they are available...
The 12-volt vacuum pump is a diaphragm-style pump that is used for filling test containers. It has a 15" cord and plug. It is portable, and the pump will collect soil gas and groundwater samples into...