SEPARATION OF SATURATED HYDROCARBONS FROM CREOSOTE AND THEIR TOXICITY TO MARINE BORING ORGANISMS
Abstract
ALTHOUGH A NUMBER OF METHODS ARE REPORTED IN THE LITERATURE FOR THE SEPARATION OF SATURATED HYDROCARBONS FROM CREOSOTE, NONE WAS FOUND TO GIVE A COMPLETE SEPARATION. A CHROMATOGRAPHIC ADSORPTION PROCEDURE HHAS BEEN DEVELOPED WHICH CAN SEPARATE THE SATURATED HYDROCARBONS FROM THE OTHER CONSTITUENTS OF CREOSOTE. DAVISON GRADE 922 SILICA GEL IS USED AS THE ADSORBENT, AND N-HEXANE IS USED AS THE ELUENT. SATURATED HYDROCARBONS ADDED TO WHOLLY AROMATIC CREOSOTE WERE RECOVERED QUANTITATIVELY BY THIS PROCEDURE. ULTRAVIOLET SPECTRAL ANALYSES OF THE SATURATED HYDROCARBON FRACTIONS SEPAARATED FROM BOTH CREOSOTE AND CTEOSOTE PETROLATUM BLENDS PROVED THE ABSENCE OF AROMATIC CONTAMINATION. SATURATED HYDROCARBONS SEPARATED FROM CREOSOTES PRODUCED AT LOWER CARBONIZATION TEMPERATURES WERE RELATIVELY NONTOXIC TO ADULT L LIMNORIA AND TO TEREDO LARVAE
Document Details
- Document Type
- Technical Report
- Publication Date
- Aug 31, 1959
- Accession Number
- AD0250624
Entities
People
- Harry Hochman
- Richard W. Drisko
Organizations
- Naval Facilities Engineering Service Center