Question
In Clean-In-Place (CIP) system what is the typical sequence after alkali cleaning :
This question was previously asked in
CUET PG 2026 Agri-Business Management Question Paper (25-Mar-2026) (Shift 2)
The correct answer is
Acid rinse, then sanitizer
CIP Cleaning Sequence After Alkali Stage
The Clean-In-Place (CIP) system is crucial for automated cleaning of process equipment. Following the primary alkali cleaning stage, the typical sequence aims to remove residual cleaning agents and sanitize the system.
Post-Alkali Cleaning Steps
Alkali cleaning effectively removes organic soils like fats and proteins. The steps immediately following this are critical for ensuring thorough rinsing and microbial control:
- Rinsing: A rinse cycle is essential to remove the alkaline detergent residue. Often, an acid rinse follows the alkali wash. This helps neutralize any remaining alkali and can also help remove mineral deposits.
- Sanitization: After rinsing, a sanitizer application is typically performed. This step significantly reduces or eliminates any remaining microbial contamination on the equipment surfaces, ensuring hygienic conditions before the next product run.
Therefore, the standard sequence after alkali cleaning involves an acid rinse followed by sanitization.
Option A: Acid rinse, then sanitizer aligns with this standard procedure.
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