1073B 18B Tyvek® 1073B with 18B Xhale®Adhesive Description Test Method Typical Value (Int’l) Substrate basis weight Tyvek® 1073B with 18B Xhale® is a heat sealable, adhesive coated, medical-grade Tyvek® lidding material. Tyvek® 1073B is an extremely strong, tear resistant, breathable substrate with excellent microbial barrier properties. 18B Xhale® is a non-toxic, hot melt heat sealable adhesive coating applied in a uniform dot pattern to maintain breathability. The high hot tack adhesive coating produces peelable seals with consistent peel strengths and uniform adhesive transfer. Adhesive coat weight Typical Application Total basis weight This product is compatible with ethylene oxide(EO) and gamma radiation sterilization. It seals to most rigid packaging materials. Mullen burst Attribute PHYSICAL 18B Xhale® adhesive and Tyvek® 1073B have been proven to be non-cytotoxic. Testing was conducted in accordance with ASTM F2475, standard guide for bio-compatibility evaluation of medical device packaging materials, which includes ISO 10993-5 in-vitro cytotoxicity testing. Results available upon request. Adhesive Color Adhesive coating is available in white or blue. Shelf Life Accelerated aging studies conducted on this Oliver product demonstrate a shelf stability of up to 10 years. Most packaging materials are designed for stability over long periods of time provided good storage and handling practices are exercised. This information describes typical product characteristics for customer evaluation. It is not intended to be a final specification or warranty of performance. Seal data generated in laboratory. * Calculated value. Storage Conditions Keep product in original package. Product should be stored at ambient warehouse conditions. Peak Values Seal strength (lb/in) ASTM F88 Sealing Conditions Optimum sealing conditions are highly dependent upon the materials being sealed, the equipment, and production rates. Our recommendation is to begin testing at 250°F (121°C), 2 seconds, 40 psi. Sealing Temperatures v9.2019 Note: Determination of the specific suitability of this product for individual applications is the sole responsibility of the purchaser. The information contained herein is correct to the best of our knowledge. Recommendations or suggestions are made without guarantee of representation as to results. Nothing in this disclosure of information shall be deemed by implication or otherwise to convey to the recipient of this information any rights under any patents, patent applications, trademarks, copyrights or invention owned by Oliver Products Company. Oliver™, Ofilm®, Ofoil®, DurOfoil®, Xhale®, and SealScience® are registered trademarks of Oliver Products Company. Surlyn® and Tyvek® are E.I. Dupont Company registered trademarks.