Home / Standards / GB/T 6541-1986 GB/T 6541-1986 Active Petroleum products--Mineral oils--Determination of interfacial tension of oil against water--Ring method 石油产品油对水界面张力测定法 (圆环法) Standard Type GBT ICS 75.080 CCS E30 Status 现行 Issue Date 1986-06-25 Implementation 1987-06-01 Responsible Dept 国家标准委 Drafting Unit N/A