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Client #40

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Project Number 1

Summary:

Ultrasonic cleaning with WR Grace Daraclean 282 was selected as the method to clean parts.

Test Objective:

To develop cleaning process to remove machining oils and buffing compounds from stainless steel

Product Use:

Surgical devices
Trial Number Date Run Purpose Success Rating
0 07/24/1997 To compare Alcohol, Passivation, Plasma cleaning A cleanliness study, addressing only various analytical techniques.
1 08/27/1997 Determine different way to check for cleanliness A cleanliness study, addressing only various analytical techniques.
2 12/04/1997 Evaluation of four cleaners on supplied parts Results successful using TACT (time, agitation, concentration, and temperature, as well as rinsing and drying) and/or other cleaning chemistries examined.
3 01/23/1998 Further evaluation on more supplied parts A follow up test, usually based on company input.