Wisconsin Administrative Code
Department of Natural Resources
NR 600-699 - Environmental Protection - Hazardous Waste Management
Chapter NR 661 - Hazardous Waste Identification And Listing
Appendix I - REPRESENTATIVE SAMPLING METHODS

Universal Citation: WI Admin Code ยง I
Current through August 26, 2024

The methods and equipment used for sampling waste materials will vary with the form and consistency of the waste materials to be sampled. Samples collected using the following sampling protocols, for sampling waste with properties similar to the following indicated materials, will be representative of the waste:

(1) Extremely viscous liquid - ASTM D140-70, incorporated by reference in s. NR 660.11.

(2) Crushed or powdered material - ASTM D346-75, incorporated by reference in s. NR 660.11.

(3) Soil or rock-like material - ASTM D420-69, incorporated by reference in s. NR 660.11.

(4) Soil-like material - ASTM D1452-65, incorporated by reference in s. NR 660.11.

(5) Fly ash-ike material - ASTM D2234-76, incorporated by reference in s. NR 660.11.

(6) Containerized liquid wastes - COLIWASA.

(7) Liquid waste in pits, ponds, lagoons and similar reservoirs - Pond Sampler.

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