Method and article for distinguishing cosmetic sticks...

G - Physics – 01 – N

Patent

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G01N 33/18 (2006.01) G01N 31/22 (2006.01)

Patent

CA 2071747

J 6098 (R) ABSTRACT A method and article is provided for distinguishing cosmetic sticks, especially lipsticks, containing water from those where water is absent. The method involves applying a test stick to a test paper or fabric impregnated with an indicator compound capable of changing colour, forming a smear of the stick thereon and observing any change in colour around an area of the smear.

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