TEROSON MS 930NA is a multi-purpose, 1-part, white, grey or black, thixotropic silane modified polymer sealant/adhesive that provides good primerless adhesion across a wide range of substrates.TEROSON MS 930NA is a 1-part, white, grey or black, moisture-cured, thixotropic silane modified polymer sealant/adhesive. It is designed for elastic seam and joint sealing, and bonding/coating of most metals and plastics. It is primerless and is paintable after being applied. It forms a soft elastic product and provides excellent UV and weathering resistance. TEROSON MS 930NA complies with UL QMFZ2 for electrical safety.