Method 1664 Revision A: N-Hexane Extractable Material (HEM; Oil and Grease) and Silica Gel Treated N-Hexane Extractable Material (SGT-HEM; Non-polar Material) by Extraction and Gravimetry
|EPA Number: ||821R98002|
|Date of Publication:||Febuary, 1999|
|Audience||concerned citizens, industry|
Method 1664 was developed to replace previously used gravimetric procedures that employed Freon 113, a class I CFC, as the extraction solvent for the determination of oil and grease and non-polar material. More...
Oil and Grease
Water Pollution Detection