16 Del. Admin. Code § 4-501.114

Current through Register Vol. 27, No. 12, June 1, 2024

Section 4-501.114 - Manual and Mechanical Warewashing Equipment, Chemical Sanitization -Temperature, pH, Concentration, and Hardness

A chemical SANITIZER used in a SANITIZING solution for a manual or mechanical operation at contact times specified under 1(4-703.11 (C) shall meet the criteria specified under ¶ § 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 (MG/L)	Minimum Temperature pH 10 or less °C (°F)	Minimum Temperature 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:

(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 PERMIT HOLDER shall demonstrate to the REGULATORY AUTHORITY that the solution achieves SANITIZATION and the use of the solution shall be APPROVED;^p

(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; ^pand

(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 RodenticideAct(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.

16 Del. Admin. Code § 4-501.114

17 DE Reg. 1084( 5/1/2014) (Final)