Document 3Q0oV61NO5X6DwGg55qop7Goy

AR226-2769 WASHINGTON WORKS GLOVE TESTING FOR C8 (Ammonium Perfluorooctanoat*> PBPMPa^rnW Haskell Laboratory Report No. 612-81 r 0t OValuation oi fivo types of gloves for their permeation below sSaLa^pllees3.of\t;hr g?loUv3e.s3w1eUrtei0tnestfeCd"i8n duplCi'c8atderyiPnw1d0eorL*rgelasrseported HaskeH permeation cells with water used as a collection medium on the A 10 aliquot of the collect^ L S I was anaiyzed for C-8 after in 8 hour exposure by spectrophotometry following the methylene blui method for determination of C-8 andC-9 dispersing agents.Tl) Breakthrough was determined when a detectable amount Cf-a8 was 1 ug/mL m th?e* collection medium. The Maimum detection I i T r . Results: ! The results of the evaluation are shown in Table 1. Discussion: Results of the evaluation show that three of the glove samples do have a measur-oie breakthrough time and permeation rate after 8 hours of continuous TM 3% " I ? * 4' C-8. However, the permeation f S . very low indicating that thd materials do offer some resistance to C-8. 0iovR!fUlfS f t6StS p<irforaed with C-8 Powder show that in four of the Lposu^ndonlv b9erved after ei?ht hurs of continuous rrom Best MManuifa7ctturin^g CSommapialnya.iDount Pa "eated in the yellow latex sam*ple aaain ^ eiei0re^ f ependin9 rt the intended use of th(* glove for protection 7?/f f?OVa 327_y (latex glove) or Best Manufacturing S imn sJo?luLtnionn oPrrenase anidbreyr)pow9dlerV.e would offer the best protection a^gainst Company Sanitized. Poes not contain TSCACBf Report by; Norman w. Henry, m Research Chemist /? , Approved by: 1 A-cJ }4j yitsfr*,**-*- Bruce M. Monroe Section Supervisor Analytical Chemistry Section (1) Polymer Products Dept. Method Code number W 240.240 10/9/69 pgs. 1-5 NWH:BMM:jms Date Issued: October 23, 1981 2- - BBB B ? TABLE 1 Glove Material Color Edmont-Wilson Scorpio (Neoprene) London Rubber Limited . (Neo-synthetic l a t e x . rubber, fioc lined) Green Pink Nova Rubber Company, ta Nova 327-y (Latex) Best Manufacturing Article 702 (Natural Latex) Best Manufacturing Article 724 (Neoprene Rubber) Yellow Yellow Black Thickness mm 1.42 .64 .76 .83 .71 (2> n"B dBt,cte'1 hour. continuous Breakthrough Time Hours puwaer <8 N.D. <8 N.D. N.D.<2> N.D. <8 <8 N.D. N.D. Permeation Rate - ,Mfl/min/cm2 30% sol. powder 0.5 N.D. ' 0.1 N.D. N.D. 0.3 N.D. N.D. 8 X lo"4 N.D. Company Sanitized. Does no! contain t s c a CBJ