AS/NZS 2541:1998
Guide to the cleaning-in-place of dairy factory equipment
Provides guidance for the implementation and efficient operation of CIP systems in the dairying industry. Basic principles and the recommended procedures established by practice have been outlined. Applies to all cleaning operations where equipment is cleaned by use of circulating liquids rather than by manually scrubbing.
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AS/NZS 2541:1998 GUIDE TO THE CLEANING-IN-PLACE OF DAIRY FACTORY EQUIPMENT
PREFACE
CONTENTS
FOREWORD
SECTION 1 SCOPE AND PRINCIPLES
1.1 SCOPE
1.2 REFERENCED DOCUMENTS
1.3 GENERAL CONSIDERATION
1.4 SOILS
1.5 MECHANISMS OF SOIL REMOVAL
1.5.1 General
1.5.2 Chemical mechanisms
1.5.3 Physical factors in soil removal
1.5.4 Temperature
1.5.5 Time
1.5.6 Flow volume and flow rates
1.6 SANITIZING
1.6.1 The need for sanitizing
1.6.2 Types of sanitizers
1.6.3 Physical sanitizing
1.6.4 Chemical sanitizing
1.7 CIP CYCLES
1.7.1 Limitations
1.7.2 Design factors
1.7.3 Basic factors
SECTION 2 DESIGN AND INSTALLATION
2.1 GENERAL
2.2 SINGLE USE OR RE-USEOF DETERGENT SOLUTIONS
2.3 GENERAL FACTORS AFFECTING DESIGN AND EFFICIENCY
2.4 SURFACES
2.5 PIPELINE ASSEMBLY AND SUPPORT
2.6 PLACEMENT OF SPRAY HEADS
2.7 DISMANTLING AND INSPECTION
2.8 DEAD SPOTS
2.9 PUMPING RATES AND PUMP SIZING
2.10 DETERGENT CYCLES, TANK NUMBERS, AND CAPACITIES
2.11 DEGREE OF PROGRAMMING
2.12 SERVICES REQUIRED
2.13 DETERGENCY
SECTION 3 PERFORMANCE TESTING
3.1 GENERAL
3.2 QUALITY OF CLEANING
3.3 PRODUCT QUALITY
3.4 EQUIPMENT SURFACE CONDITION
3.4.1 Visual
3.4.2 Microbiological
3.4.3 Pressure/temperature indications
3.4.4 Corrosion
3.5 WATER QUALITY
3.6 MONITORING EFFECTIVENESS OF CLEANING
3.6.1 General
3.6.2 Daily routine
3.6.3 Periodic test
3.7 TROUBLE SHOOTING
3.8 MONITORING MECHANICAL OPERATION
3.9 MONITORING SYSTEM OPERATION
3.10 MAINTAINING EQUIPMENT OPERATION
SECTION 4 EFFLUENT DISPOSAL
4.1 GENERAL
4.2 EMPTYING OF PRODUCT SYSTEM
4.3 PRE-RINSE CYCLE
4.4 DETERGENT USE
4.5 ECONOMIC DISPOSAL
4.6 TRAINING
APPENDIX A - THE USE OF CHANGE PLATES OR HOOK-UP PLATES
APPENDIX B - INTERPRETATION AND TROUBLE SHOOTING
APPENDIX C - MILK SOIL TYPES AND DETERGENT INGREDIENTS
C1 MILK SOIL TYPES
C2 CHEMICALS USED
C2.1 Types
C2.2 Alkalis
C2.3 Surfactants
C2.4 Acids
C2.5 Enzymes
C2.6 Oxidizing agents
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AS/NZS 2541:1998 GUIDE TO THE CLEANING-IN-PLACE OF DAIRY FACTORY EQUIPMENT
PREFACE
CONTENTS
FOREWORD
SECTION 1 SCOPE AND PRINCIPLES
1.1 SCOPE
1.2 REFERENCED DOCUMENTS
1.3 GENERAL CONSIDERATION
1.4 SOILS
1.5 MECHANISMS OF SOIL REMOVAL
1.5.1 General
1.5.2 Chemical mechanisms
1.5.3 Physical factors in soil removal
1.5.4 Temperature
1.5.5 Time
1.5.6 Flow volume and flow rates
1.6 SANITIZING
1.6.1 The need for sanitizing
1.6.2 Types of sanitizers
1.6.3 Physical sanitizing
1.6.4 Chemical sanitizing
1.7 CIP CYCLES
1.7.1 Limitations
1.7.2 Design factors
1.7.3 Basic factors
SECTION 2 DESIGN AND INSTALLATION
2.1 GENERAL
2.2 SINGLE USE OR RE-USEOF DETERGENT SOLUTIONS
2.3 GENERAL FACTORS AFFECTING DESIGN AND EFFICIENCY
2.4 SURFACES
2.5 PIPELINE ASSEMBLY AND SUPPORT
2.6 PLACEMENT OF SPRAY HEADS
2.7 DISMANTLING AND INSPECTION
2.8 DEAD SPOTS
2.9 PUMPING RATES AND PUMP SIZING
2.10 DETERGENT CYCLES, TANK NUMBERS, AND CAPACITIES
2.11 DEGREE OF PROGRAMMING
2.12 SERVICES REQUIRED
2.13 DETERGENCY
SECTION 3 PERFORMANCE TESTING
3.1 GENERAL
3.2 QUALITY OF CLEANING
3.3 PRODUCT QUALITY
3.4 EQUIPMENT SURFACE CONDITION
3.4.1 Visual
3.4.2 Microbiological
3.4.3 Pressure/temperature indications
3.4.4 Corrosion
3.5 WATER QUALITY
3.6 MONITORING EFFECTIVENESS OF CLEANING
3.6.1 General
3.6.2 Daily routine
3.6.3 Periodic test
3.7 TROUBLE SHOOTING
3.8 MONITORING MECHANICAL OPERATION
3.9 MONITORING SYSTEM OPERATION
3.10 MAINTAINING EQUIPMENT OPERATION
SECTION 4 EFFLUENT DISPOSAL
4.1 GENERAL
4.2 EMPTYING OF PRODUCT SYSTEM
4.3 PRE-RINSE CYCLE
4.4 DETERGENT USE
4.5 ECONOMIC DISPOSAL
4.6 TRAINING
APPENDIX A - THE USE OF CHANGE PLATES OR HOOK-UP PLATES
APPENDIX B - INTERPRETATION AND TROUBLE SHOOTING
APPENDIX C - MILK SOIL TYPES AND DETERGENT INGREDIENTS
C1 MILK SOIL TYPES
C2 CHEMICALS USED
C2.1 Types
C2.2 Alkalis
C2.3 Surfactants
C2.4 Acids
C2.5 Enzymes
C2.6 Oxidizing agents
AS/NZS 2541:1998
Online Library subscription information
Online library subscriptions provide a cost-effective solution for organisations of any size to access the latest standards, offering 24/7 access to a personalised catalogue. The service ensures subscribers have have the most up-to-date version of selected standards, incluing automatic updates for any amendments or versions. Pricing is dependent on the chosen standards and the number of concurrent users, with discounts applied from the standards PDF price. For customised subscriptions or further inquiries, contact the Online Library team.