TY - RPRT TI - Checking the net contents of packaged goods AU - Brickenkamp, C S AU - Koenig, Joan A PY - 1991 PB - National Institute of Standards and Technology CY - Gaithersburg, MD SN - NIST HB 133e3supp2 DO - 10.6028/NIST.HB.133e3supp2 ER -