Cleaning & SanitizingQuestion 19 of 319
What is the acceptable concentration range for an iodine sanitizer solution?
a.200–400 ppm
b.50–100 ppm
c.150–200 ppm
d.12.5–25 ppm
Explanation
Iodine sanitizer must be used between 12.5 and 25 ppm. The water should be 75–120°F and have a pH at or below 5.0. Contact time on a food-contact surface is at least 30 seconds.
Law Reference: Cal. H&S Code §114099.1This topic, taught in full in the Food Handler Card guide. Food Handler Card — Complete Study Guide (2026) — PDF + EPUB, $9.99 · 14-day refund →
Practice all 319 questions free — no signup required.
Own the complete Food Handler Card guide — PDF + EPUB, $9.99 →
Related questions on this topic
- If hot water is used instead of a chemical sanitizer in the third sink compartment, the water must be at least:
- What is the acceptable concentration range for a chlorine (bleach) sanitizer solution used on food-contact surfaces?
- A food worker mixes a quaternary ammonium (quat) sanitizer. What is the typical minimum concentration to be effective?
- After items are sanitized in the three-compartment sink, how should they be dried?
- For a high-temperature mechanical dishwasher, the final rinse water at the dish surface must reach at least:
- A low-temperature (chemical) mechanical dishwasher uses a chemical sanitizer in the final rinse. The rinse water must be at least:
Last reviewed: · editorial process
PrepPass team · Verified against California Food Handler Card Exam · How we review