Specification Brand : RPI BulletPoint : Product is sold for research or further manufacturing use only, not for food or drug use. Capacity : 0.5 milliliters ItemName : Tough-Spots, 1/2 Inch Diameter for 1.5-2.0ml Tubes, Pink, 1000 per Package ItemShape : Rectangular ItemTypeKeyword : science-lab-micro-centrifuge-tubes Manufacturer : RPI, Corp. Material : Polypropylene NumberOfItems : 1 NumberOfLabels : 2780 PartNumber : 247129P ProductDescription : Tough-Spots are chemically resistant labels that adhere to polypropylene tubes without cracking, peeling or degrading. Specially designed to withstand boiling water baths, autoclaving freezing, cryogenic liquid nitrogen storage, organic solvents and caustic agents. Tough-Spots are made of a special smear resistant material and will accept any marking instrument. Fits 1.5-2.0ml Tubes 1/2 Inch Diameter Spots Withstands up to -196°C Pre-cut Round Labels For Microtube Cap or Lid ID Freezable in Liquid Nitrogen Autoclavable/Boilable Chemically Resistant Won't Dry Out, Fall Off or Tear For use with 1.5-2.0ml Tubes Smear resistant ProductSiteLaunchDate : 2014-09-06T08:57:39.818Z Size : 0.94 x 0.5 inch