when compared to untreated wood. Samples are treated and weighed prior to and after exposure to termites to determine the level of attack Species Preservatives Fungi Gum ACZA G. trabeum Brown rot Red Oak CuN P. placenta Oak Penta W. cocos Red Creosote P. subserialis Red Pine T. versicolor White rot X. frustulatus & P. merismoides Sawn Mat’l Crossties OSU Test Preservative U1 Spec A U1 Spec C UC 4A UC4A-4C 6-10 pcf Creosote 8 pcf 7-8 pcf or refusal / Refusal 0.30-0.50 pcf 0.35-0.40 pcf Type A 0.40 pcf / Refusal / Refusal 0.055-0.06 pcf CuN 0.06 pcf 0.06 pcf / Refusal ACZA 0.40 pcf 0.40 pcf 0.40 pcf At ground contact standardized retentions, ACZA demonstrated good control of test fungi. Overall, in weight loss of ACZA blocks performed better than copper napthenate
when compared to untreated wood. Samples are treated and weighed prior to and after exposure to termites to determine the level of attack Species Preservatives Fungi Gum ACZA G. trabeum Brown rot Red Oak CuN P. placenta Oak Penta W. cocos Red Creosote P. subserialis White rot Red Pine T. versicolor X. frustulatus & P. merismoides Preservative OSU Test Sawn Mat’l U1 Spec A UC 4A Crossties U1 Spec C UC4A-4C Creosote 8 pcf 6-10 pcf / Refusal 7-8 pcf or refusal Type A 0.40 pcf 0.30-0.50 pcf / Refusal 0.35-0.40 pcf / Refusal CuN 0.06 pcf 0.06 pcf 0.055-0.06 pcf / Refusal ACZA 0.40 pcf 0.40 pcf 0.40 pcf At ground contact standardized retentions, ACZA demonstrated good control of test fungi. Overall, in weight loss of ACZA blocks performed better than copper napthenate