Disclosed is a process for indicating the presence of soluble fluoride ions in oral care compositions comprising making a signal solution and then bringing the signal solution into contact with an oral care composition and a color change occurs if an effective amount of soluble fluoride ion is present in the oral care composition. Further disclosed are test compositions for use in such process.

 
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> G-CSF analog compositions and methods

> Multilayer non-metallic reflecting flakes for cosmetics and sunscreens

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