2016NB/SH/T 0655-2015 Petroleum jelly fused ring aromatic hydrocarbon test method
1998SH/T 0655-1998 Vaseline.Test method of polynuclear aromatics
NB/SH/T 0655-2015 Petroleum jelly fused ring aromatic hydrocarbon test method has been changed from SH/T 0655-1998 Vaseline.Test method of polynuclear aromatics.