“When we season our meals with salt or perfume ourselves, we maintain a subtle balance between excess and deficiency. The same balance is also important for preservatives in cosmetics, which should only be added within the lowest possible limits”.explains Clariant.

Amica, a robot from Clariant’s German innovation laboratories, is a new tool for determining these limits. It tests preservatives quickly and efficiently.

In preservative chemistry, the boundary between too much and too little is called the Minimum Inhibitory Concentration (MIC). This is the lowest concentration at which a preservative inhibits the growth of germs such as bacteria and fungi.

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