Securely mark flat lab surfaces in liquid nitrogen or freezer environments with the durable B-490 polyester label material. Easily print almost anywhere with a Brady handheld label printer. Specialized — Designed for laboratory use on glass and polypropylene vials, centrifuges, test tubes, straws and slides. Durable — Withstands solvents, smudges and extreme temperatures, including storage in liquid nitrogen. Adhesive — Made with a permanent acrylic adhesive for use on flat frozen surfaces or wrapping around tubes and vials with a 1/8 inch overlap. Certified – RoHS compliant to 2011/65/EU (Pass 2015/863). For material specific performance and properties, please refer to the Technical Data Sheet (TDS).