Newest standards from ASA: Acoustical Society of America (Acoustical Society of America), stay up to date with standards that impact your business.http://webstore.ansi.org/FindStandards.aspx?Action=displaydept&DeptID=150&Acro=ASA&DpName=ASA%3a+Acoustical+Society+of+AmericaWed, 10 Mar 2010 18:32:00 GMTen-usAmerican National Standards Instituteebukhsht@ansi.org (Eugene Bukhshteyn)brusotti@ansi.org (Robert Russotti)Latest StandardsESS300Measurement of Sound Pressure Levels in Airhttp://webstore.ansi.org/RecordDetail.aspx?sku=ANSI%2fASA+S1.13-2005+(R2010)ASA: Acoustical Society of Americahttp://webstore.ansi.org/RecordDetail.aspx?sku=ANSI%2fASA+S1.13-2005+(R2010)Methods for the Measurement of Insertion Loss of Hearing Protection Devices in Continuous or Impulsive Noise Using Microphone-in-Real-Ear or Acoustic Test Fixture Procedureshttp://webstore.ansi.org/RecordDetail.aspx?sku=ANSI%2fASA+S12.42-2010ASA: Acoustical Society of Americahttp://webstore.ansi.org/RecordDetail.aspx?sku=ANSI%2fASA+S12.42-2010