Practice question
डेयरी उद्योग में उपकरणों के स्वच्छताकरण (sanitization) के लिए आमतौर पर किस सांद्रता पर क्लोरीन सैनिटाइजिंग समाधान का उपयोग किया जाता है?
- 1500-800 ppm
- 2200-500 ppm
- 3100-200 ppm✓
- 450-100 ppm
सही उत्तर देखें
100-200 ppm
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