SURFACE TREATMENT KNOWLEDGE

Rinsing Effectiveness and the 1 Minute Rule

Explore the principles, risks and practical controls associated with effective rinsing between chemical-processing stages. Build and print a focused technical information document from the topics most relevant to your work.

Open SPI Technical Brief Open Aide-Mémoire
1 minuteCommon maximum transfer-time principle between compatible process stages where specified.
Complete wettingAll surfaces, recesses, holes and features must receive effective rinse-water contact.
Drag-out controlEffective drainage and rinsing reduce contamination carried into the next process stage.
Specification-ledApplicable process specifications and approved instructions always take precedence.

Effective rinsing workflow

A practical sequence for controlling transfer and contamination.

1DrainAllow controlled drainage over the originating tank while avoiding excessive delay.
2TransferMove promptly and safely to the designated rinse stage within the approved process time.
3RinseAgitate, immerse or spray as required so water reaches all relevant surfaces and features.
4VerifyConfirm the rinse condition, time and any required checks before proceeding.
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Rinsing Aide-Mémoire

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SPI Technical Brief

Read the supporting technical brief on effective rinsing in surface treatment.

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