Wisconsin Administrative Code
Department of Agriculture, Trade and Consumer Protection
ATCP 55-89 - Food, Lodging, and Recreation Safety
Chapter ATCP 75 - Retail Food Establishments
Appendix - Wisconsin Food Code
Chapter 4 - Equipment, Utensils, and Linens
Part 4-5 - MAINTENANCE AND OPERATION
Subpart 4-501 - Equipment
Section 4-501.114 - Manual and Mechanical Warewashing Equipment, Chemical Sanitization-Temperature, pH, Concentration, and Hardness

Universal Citation: WI Admin Code § 4-501.114

Current through February 24, 2025

A chemical SANITIZER used in a SANITIZING solution for a manual or mechanical operation at contact times specified under ¶ 4-703.11 (C) shall meet the criteria specified in § 7-204.11 SANITIZERS, Criteria, shall be used in accordance with the EPA-registered label use instructions, P and shall be used as follows:

(A) A chlorine solution shall have a minimum temperature based on the concentration and pH of the solution as listed in the following chart; P

Concentration Range

Minimum Temperature

mg/L

pH 10 or less

°C (°F)

pH 8 or less

°C (°F)

25-49

49 (120)

49 (120)

50-99

38 (100)

24 (75)

100

13 (55)

13 (55)

(B) An iodine solution shall have a:

(1) Minimum temperature of 20°C (68°F), P

(2) pH of 5.0 or less or a pH no higher than the level for which the manufacturer specifies the solution is effective, P and

(3) Concentration between 12.5 mg/L and 25 mg/L; P

(C) A quaternary ammonium compound solution shall: P

(1) Have a minimum temperature of 24°C (75°F),P

(2) Have a concentration as specified under § 7-204.11 and as indicated by the manufacturer's use directions included in the labeling, P and

(3) Be used only in water with 500 mg/L hardness or less or in water having a hardness no greater than specified by the EPA-registered label use instructions; P

(D) If another solution of a chemical specified under ¶¶ (A) - (C) of this section is used, the LICENSE HOLDER shall demonstrate to the REGULATORY AUTHORITY that the solution achieves SANITIZATION and the use of the solution shall be APPROVED; P or

(E) If a chemical SANITIZER other than chlorine, iodine, or a quaternary ammonium compound is used, it shall be applied in accordance with the EPA-registered label use instructions. P

(F) If a chemical SANITIZER is generated by a device located on-site at the FOOD ESTABLISHMENT it shall be used as specified in ¶¶ (A) -(D) of this section and shall be produced by a device that:

(1) Complies with regulation as specified in §§ 2(q)(1) and 12 of the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA),P

(2) Complies with 40 CFR 152.500 Requirement for Devices and 40 CFR 156.10 Labeling Requirements,P

(3) Displays the EPA device manufacturing facility registration number on the device, Pf and

(4) Is operated and maintained in accordance with manufacturer's instructions. Pf

Disclaimer: These regulations may not be the most recent version. Wisconsin may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.