New Jersey Administrative Code
Title 7 - ENVIRONMENTAL PROTECTION
Chapter 27B - SAMPLING AND ANALYTICAL PROCEDURES
Subchapter 1 - SAMPLING AND ANALYTICAL PROCEDURES FOR DETERMINING EMISSIONS OF PARTICLES FROM MANUFACTURING PROCESSES AND FROM COMBUSTION OF FUELS
Section 7:27B-1.11 - Sample recovery

Universal Citation: NJ Admin Code 7:27B-1.11

Current through Register Vol. 56, No. 24, December 18, 2024

(a) Exercise care in removing the sample to avoid loss of collected sample or gain of extraneous particles.

(b) Remove the filter holder (D[2]) *, reseal the openings with clean rubber stoppers and complete marking for identification.

* See Appendix 1.

(c) Remove the drying tube (F) *, reseal the openings with clean rubber stoppers and complete marking for identification.

(d) Remove the impingers (E[1] and E[2]) *, reseal the openings with clean rubber stoppers and complete marking for identification.

(e) Wash all sample-exposed surfaces between the nozzle and the glass fiber filter holder, including the cyclone and the flask, with acetone. Use a razor blade, brush or rubber policeman to dislodge adhering particles. Place all loose particles and acetone wash in a clean sample bottle, seal and label for identification.

(f) Place about 100 ml. of acetone from the same container used for the wash in a separate clean sample bottle, seal and label for identification (acetone blank).

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