JNS Glass & Coatings inventories SCHOTT B 270® which is a crown glass in sheet glass form to meet a wide variety of different market demands, especially suitable for Biotech applications. It is manufactured using a special up-draw process developed by SCHOTT. B 270® is highly resistant to solar radiation and offers high transmittance in the visible wavelength range. It also has a fire-polished surface and offers high chemical stability. The crown glass is available in a wide range of thicknesses and various in-stock formats. Customized formats (e.g. rounds) and processing are available upon request.