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Proficiency analytical testing (PAT) program (August 1999).
Feng HA; Schlecht PC
Am Ind Hyg Assoc J 2000 Jan/Feb; 61(1):114-115
A total of 1134 laboratories were enrolled in the PAT Program with 1014 laboratories submitting results on Round 138. Of the 1014 laboratories submitting results, 865 used the Internet data entry system. Table 1 lists the reference values, performance limits, and participants for each sample type in the PAT program. Table II Presents the summary of the PAT proficiency ratings for each analytical area. PAT round 139 was sent to participating laboratories on October 1, 1999. For this round, the organic solvents were ethyl acetate, n-butyl acetate, and 2-propanol, and the metals were cadmium, lead, and zinc. Asbestos/fibers were chrysotile with one man-made fiber sample.
Laboratories; Laboratory-testing; Organic-solvents; Metals; Laboratory-techniques
Robert A. Taft Laboratories, 4676 Columbia Parkway (MS/R8), Cincinnati, OH 45226
141-78-6; 7440-43-9; 7439-92-1; 7440-66-6
Issue of Publication
American Industrial Hygiene Association Journal
Page last reviewed: September 4, 2020
Content source: National Institute for Occupational Safety and Health Education and Information Division