Page 47 - FoodFocusThailand No.213 DECEMBER 2023

STRONG QC&QA

beverage manufacturing plants. To improve cleaning efficiency, it We can be innovative with the “1 4” while validating the right
st
is important to understand the types of soil, the properties of blend to improve the efficiency of the C&S program. However,
materials it is onto, etc. It is not about sophisticated instruments we need to assure that it will deliver a consistently good C&S
or chemistry. In short, making the right choice is the fundamental result.
approach toward an effective and right program. 2 4 – is the 4 basic factors that affect the C&S. This is
nd
commonly called as the Sinner Circle, which comprises of below:
Simple and Easy 2-Stage Cleaning Process a. Temperature
STAGE 1 In Making the Right Choice, this stage is an approach • In general, the quality of cleaning results increases with a
that we are all responsible. higher temperature. Trends for saving energy and worker safety
Soil – need to know the type of unwanted matter (residual led to efforts to lower the temperature for cleaning.
product, dust) to remove. • Lower cleaning temperatures are also recommended for
Water – its quality is vital in cleaning and sanitation, whether some product residues such as starch and other carbohydrates.
it is soft or hard water, contaminated or treated water, and the like. New state-of-the-art formulations of cleaning agents even allow
95-99% of cleaning solution is water. It will eventually affect the for cleaning within a lower temperature range or at ambient.
quality and efficacy of the cleaning. b. Time
Surface – material compatibility between the surface to clean • The need for increased production capacities is pushing
and the chemical to clean is a pre-requisite. Corrosion is the last the industry to optimize cleaning cycles.
result we want. c. Chemistry
Methods – the method of cleaning to apply like CIP, COP, • Specifically developed chemistry is recommended to
manual brushing, etc. remove residues. Different soiling requires different detergency
Environmental – local government, plant regulations and and other cleaning active ingredients.
wastewater treatment plant need to be known and considered. d. Mechanical Action
Completion of stage 1 will help us derive the efficient and right • Mechanical action is often defined by the equipment
C&S and ways how to do things right with the next stage. instrumentation. A wide variety of operations can be found in the
STAGE 2 The 4 x 4 approach is the 2 stage and the next industry, from dedicated CIP systems designed for a defined
nd
stage after evaluating the right chemistry. This comprises of two product to simple vessels without any cleaning equipment which
sets of four important elements in cleaning and sanitation as below: are cleaned by soaking them in their entirety.
1 4 – is the basic steps, which include the critical control
st
parameter (CCP) in the cleaning program as below:
a. Dry pick-up & pre-rinse
b. Clean with detergent
c. Rinse & Inspection More Information Service Info C007
d. Sanitizing

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