Panamgama, Lalantha A2019-08-302019-08-301993https://hdl.handle.net/10539/27940A Dissertation submitted to the Faculty of Science, Unlversrtv of the Witwatersrand, Johannesburg in fulfillment of the requirement for the degree of Master of Science (Chemlstrv).13C NMR spectra indicated that above 1.5 F:P molar ratio less than 100% of the charged formaldehyde content has reacted in the resins. Experimental formaldehyde emission data from the particleboards were very low at microscopic level. A- series resins gave a relative!y hiqher emission values than the B-series. (Abbreviation abstract)enPhenol Resins.Particle board.Thesis