DIN EN ISO 12185:1997-11 原油和石油产品 - 密度测定 - 振荡 U 形管法 (ISO 12185:1996)
Crude petroleum and petroleum products - Determination of density - Oscillating U-tube method (ISO 12185:1996); German version EN ISO 12185:1996 / Note: To be replaced by DIN EN ISO 12185 (2022-11).