Wisconsin Administrative Code
Department of Agriculture, Trade and Consumer Protection
ATCP 55-89 - Food, Lodging, and Recreation Safety
Chapter ATCP 77 - Laboratory Certification
Subchapter III - Water Laboratories
Section ATCP 77.30 - Water laboratories; procedures

Universal Citation: WI Admin Code ยง ATCP 77.30

Current through August 26, 2024

(1) TEST METHODS. An operator who performs any test listed under s. ATCP 77.02(3) shall perform that test according to methods specified in applicable reference materials under sub. (2), or according to methods which the department approves in writing.

(2) REFERENCE MATERIALS. An operator who performs any test listed under s. ATCP 77.02(3) shall keep all of the following reference materials at the certified laboratory:

(a) The manufacturer's complete operating and maintenance instructions for equipment used to perform that test.

(b) The U.S. environmental protection agency Manual for the Certification of Laboratories Analyzing Drinking Water," 5th edition.

(c) Standard Methods for the "Examination of Water" and "Wastewater," 18th, 19th, 20th or 21st edition, published by the American Public Health Association, the American Water Works Association and the Water Environment Federation.

Note: Copies of Standard Methods for the "Examination of Water" and Waste Water" are on file with the department and the legislative reference bureau and may be obtained from the APHA Bookstore" at http://secure.apha.org/iMIS/APHA/Store.

(3) CULTURE MEDIA. Culture media for any test listed under s. ATCP 77.02(3) shall be effectively sterilized before they are used. Culture media shall be autoclaved for the total cycle time and sterilization time specified by the media manufacturer or by the applicable test method under this section.

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