2011JJG 130-2011 Verification Regulation of Liquid-in-Glass Thermometers for Working
1996JJG 50-1996 Verification Regulation of Liquid-in-Class Thermometer for Petroleum Products
JJG 50-1996 Verification Regulation of Liquid-in-Class Thermometer for Petroleum Products was changed to JJG 130-2011 Verification Regulation of Liquid-in-Glass Thermometers for Working.