Berg represents Sherwin Incorporated's Dubl-Chek line of penetrants, emulsifiers, developers, cleaners, magnetic particle and high-temperature system penetrants, removers and developers. Sherwin's Dubl-Chek products are approved for use by the US Government, ASME, ASTM, as well leading aerospace and military contractors and OEM's. Many industries rely on the quality and high standards of Dubl-Chek products, including nuclear power, oil and gas, steel, manufacturing among others. Dubl-Chek products are uniform in each batch, and conformance certificates are available. Have questions about your particular application? Call us at 847-577-3980 or email us at firstname.lastname@example.org and one of helpful sales engineers will will be happy to assist you.