Table 4.2 



Tributyltin Release Rates in ug/cnrVd as Measured 

 Directly Fran Ship Halls and Painted Panels. 



Ablative Antifoulina Formula Navy Copolymer Formula 



ABC-2 0.33 to 2.8 CMP M5211F 1.6 to 2.0 

 SPC-254 0.18 to 0.31 CMP M5211S 2.4 to 3.2 

 SFC-4 0.40 to 1.7 CMP 58S 0.72 to 1.7 



TOT leach Rates in vw/can^/d. Determined by Utilizing Ooated 

 Panels Removed From Ships : 



Months of leach Rate 

 Paint formula Exposure length fug/on 2 /d) 



ABC-2 12 months 1.7 



24 months 2.8 



Source: Lieberman et al., 1985. 



Table 4.3 



Tributyltin Release Rates in ug/cnr/day for 



U.S. Navy and Commercial Paint Formulations. 



Navy Estimated Commercial Estimated 



Paint Formulation Release Rates Paint Formulation* Release Rate 



ABC-2/222 <0.035 ±<0.001 Takata ILL 0.56 + 0.12 



SFC-4 2.40 ± 0.781 Hemple 7695/7697 1.30 ± 0.31 



SPC-9 1.36 ± 0.289 Sea Shield [1.46-4.16] ± 0.93 



SPC-20 0.525 + 0.047 



* Use of trade names does not imply endorsement or criticism by 

 NQAA/NMPPO, or SAIC. 



Source: Desmatics Corp., 1984. 



IV-4 



