Foster, Putnam, CT, offers a new line of color concentrates using FDA 21CFR 73 subpart D pigments for medical device applications. MediBatch™ color concentrates will be available in quantities as low as a single pound. Single pound quantities available from stock can pigment up to 25 lb of natural polymer. The color concentrates are formulated with a polymer carrier that is compatible with a range of base resins, including nylons and polyurethanes. Twelve standard concentrates, including green, red, yellow, blue, violet, black and white, are available from stock in 1-, 5-, and 10-lb quantities. Custom colored concentrates are also available.

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