With CORE certification, Centene joins others in standardizing the information sent to providers, so they receive consistent, uniform information from each insurer. CORE certification helps providers offer the best possible care consistently to each member, which in turn helps members maintain better health.
Potassium iodide starch paper may be used by dipping it into the sample or by applying drops of the sample onto the paper. To detect gaseous oxidizers, the paper is moistened with distilled water and then exposed to the gas in question. The 816 N version comes in a classic test paper reel.
How Does It Work. This is really a lesson in the concepts of solubility, color mixing, and the movement of molecules. The Sharpie markers contain permanent ink, which will not wash away with water. Permanent ink is hydrophobic, meaning it is not soluble in water. However, the molecules of ink are soluble in another solvent called rubbing alcohol. This solvent carries the different colors of ink with it as it spreads in a circular pattern from the center of the shirt.