References
- Sautoni , J. C. and Swab , R. E. 1975 . Rapid Hydrocarbon Group Type Analysis by High Performance Liquid Chromatography . J. Chrom. Sci. , 13 : 361
- American Society of Testing and Material 1916 Race Street Philadelphia, PA 19103
- ASTM D-287-67 American Society of Testing and Material 1916 Race Street Philadelphia, PA 19103