The 1K/1N, 1M-PC and 1P Test Methods can be obtained from ASTM headquarters by contacting: Tracey Beckett Information Specialist Phone No. 610-832-9550 Fax No. 610-832-9555 E-mail: infoctr@astm.org Standard publication numbers are: 1K/1N = D6750 1M-PC = D6618 1P = D6681