Document Dj9gGqa6q1jLMEvJ4k6d6GJ5

AR226-2833 9 w k M m ,' B I O -TEST 1810 FR O N T A G E RO AD NORTHBROOK, ILLINOIS 60062 9m . i; REPO RT TO E. I. du PC'iNT de NEMOURS & COMPANY s k in se):NSITIZATION TESTS WITH FOUR SAMPLES IN AT.RINO GUINEA PIGS A P R IL 12 1973 i Company Sanitized. Does not contain TSCA CBI 9w $u ibU cil 8 1 0 - T f ST 1810 FRQNfAGf .RjOAgv NO ?TH:BROOK, I1NQIS ||o 6 2 Dnc. il 12. 1973 Chief, Oral Toxicology Section E. I. duPont de Nemours <: Company Haskell Laboratory ; Wilmington, Delaware 198j?8 -r i-: Re: Skin Sensitization T ests with >ur Samples jin Albino Guinea Pigs - We are submit! ing. herewith onr;laboratory report dated April 12, 1973, prepared in connection with the above study. Very truly yours, ^'** -- ***-- J . C. Calandra President: JCC: sjn I v| J iff Company Sanitized. Does not contain TSCACBfi !e i iiiS m m m MM REPORT TO PO NT de NEMOURS k COMPANY NSITIZATION TESTS WITH FOUR SAMPLES ALBINO GUINEA PI0S APRIL 12, 1973 I. Introduction At the req u est of E . I du Pont de N em ours & Company, a skin s e n s i tization te s t w as conducted with each of four sam p les. The sam ples w ere identified as: I 1) H-7857 2) H-7858 3) H-7859 4) lk-7860 ii I Company Sanitized. Does not contain TSCA CBI 2 II. Summary The resu lts of the sk n sensitization tests in albino guinea pigs are sum m arized below. T est Materilal R esu lts Not a Sensitizer A Sensitizer Not a Sensitizer A Sensitizer R espectfully submitted, INDUSTRIAL BIO-TEST LABORATORIES, INC. Report prepared by: fj^,. ,j e v earvlleatyr'l TK<Tretchm a rt Technician Acute Toxicity Report approved by: Carmen M astri, B. S. Senior Group Leader Acute Toxicity bc:psh Ph.D. f Company sanitized. Does nof contain TSCA CB/ 3 iiiiiSeL ip p P H iS htiudal BI O *T E S T JalowiyUel, jiW. Ill, Investigational Procedure The sam e procedure was followed with each te st m aterial. Ten albino guinea pigs ranging in body weight from 300-400 gram s w ere used as test anim als. The test procedure was m odeled after that of E. V. Buehler*. P rio r to the test, the irritation threshold was determ ined for the test m aterial in the appropriate veh icle and the m axim um non-irritating concentration was used for testing, The hair was clipped from the backs and flanks of the te st anim als, and closed patches were applied in the following manner: A W ebril pad containing 0. 5 m l of the test solution was applied near the m idline of the shaved back of each anim al. The W ebril pad was occluded with a standard size E lastoplast coverlet (1 -1 /2 inch x 2 in ch es), and each anim al was placed in a guinea pig re strain er for a six-h ou r exposure period. The anim als w ere insulted in this m anner nine t im e s . T w enty-four and 48 hours a fter the in itia l in su lt and 24 hou rs after the rem a ning eight insults the application site s w ere graded for i r ritation. * B u eh ler, E . V ., "Delay ed Contact H y p ersen sitiv ity in the Guinea P ig , " Arch, D erm at. 91, February 1965. Company Sanitized. Does not contain TSCA CB1 * itviaiUial B I O- T E S T JaityuiUtiei, TABLE I Skin Sensitization T est - Albino Guinea P igs Scoring C riteria for Skin R eactions R eaction description Score E rythem a Edema Injury in Dep'h B arely perceptible (Edg ts of area not defined) P ale red in color and a rea definable D efinite red in color and area w ell defir ed Beet c r crim son red in color Bareljr percepti (Edg es of area not defined) A rea definable but not raised m ore than 1 mm A rea w ell defined and ra ised approximately 1 mm A rea raised m ore than 1 m m E scharosis, N ecrosis Maximum Prim ary Skin Irritation Score 2 3 4 1 4 8 8 i a :1 a tta in tsca CBI 9ttdt<&btial BIO T E S T Jaio'taiyUei, 6 IV. R esults The resu lts of the skin sensitization te sts are presented in T ables II - XIV. , j i ! Company Sanitized. 0es riof contain T8CA CBI B10 T E S T lnkmkikKt, me. jga'fc*-. \IS tr TABLE H TEST M A T E R IA L ^ B i^ ^ -- H -7857 Skin S en sitiza tio n T e st - Albino Guinea P ig s R.e su its - R a n g e -F in d in g G roup S co res Follow ing A pplication Site 1 Site 2 - -- Test Gon c M aterial c a t ra tio n -------------------- -- A nim al N u m b e r -------- ------ 24 Hours E r .------- E d r --------- 48 Hours E r , -------E d 24 ,------------- E r . H o ur E s d ___ 48 Hours V-* 0. 1% (w /v ) A queous Solution I . 0% (w /v ) A queous Solution 0O 10. 0% (w /v ) A queous Solution 1a 3< 1 2 3 4 5 6 00 00 00 00 00 0o 00 00 00 00 00 00 00 00 00 00 10 00 0o 00 0o 00 0n 00 Key: Er. = Erythema f Ed. = Edema ife.:; iffiSitii .iiV i ''' it ' - i ^ l i x , ' . T A B L E HI TEST MATERIAL: 1. 0% (w /v ) .^nueous S o lu tio n of H -7857 Skin S en sitization T e st - A lbino Guinea P ig s R esults - T est Group Anim al N um ber S cores Following Initial Application 24 Hours 48 Hours E r . E d.___ E r . E d . 1 2 3 4 5 6 7 8 tf) 9 10 5. Key: 000 000 0 0 1 000 000 000 600 00 000 000 0 0 0 0 0 0 0 0 0 0 3 Er. = Erythema 8 Ed. = Edema aa S cores Follow ing C hallenge A pplications Insult Site: V irgin Site* 24 H ours 48 Hours 24 Hours 48 Hours E r. Ed. E r. Ed. E r. Ed, E r. Ed. 000 00 00 0 00 00 0 0 00000 00 0 00 0 0 0 0 1000 100 0 .o 0 0 0 0 0 0 o0 00 00 o 00 0 0 0 0 0 00 00 o 0 0 00 00 00 o o 0 0 0 o o o o 0 > o 09 O m iO fe* g1 -7 II S i'l V.'.'i 'i! '-is .rMfSii* oo hukiihial BI O T E 5T ,%k. t a b l e iv TEST M A T E R I A L ^ ^ ^ j # | ^ # J | Solution of A nim al Number 1 2 3 4 Skin S en sitiza tio n T o st - AJfci.no g u in e a P ig s R esults - Control Group S c o r e s F'oliow ing C hallenge im p lica tio n Siite 1 . '!'v' /?) Site 2 24 Hours 4$ Hours 24 Hours 48 Hours Er. Ed. E r . E d . : .. M r . Ed. Er. Ed. 00 0 Ot 00 00 00 06 60 q0 00 00 00 00 00 00 00 00 Key: Er. = Erythema Ed. = Edema dmftafty Does not contain t s c a CBI Dndiiihal BI 0 - T E S T lalMabnieA, /ft Company Sanitized. Does not contain TSCA CBI T est M aterial C oncen tratio n 0. 1% (w /v ) A queous S olu tion 1. 0% (w /v) A queous S olu tion 10. 0% (w /v ) A queous S olution' Key: Er. = Erythema Ed. = Edema TABLE V TEST MATERIAL: j4 M M M n jH -7 8 5 8 Skin S en sitiza tio n T e st - A lbino Guinea P ig s R esults - Range-Finding Group S cores Follow ing Application Site 1 Site 2 24 Hours 48 Hours 24 Hours "E d :------- E t ~.------- E d r 48 Hours 1 2 00 00 00 00 00 00 00 00 3 4 00 00 00 00 00 00 00 00 5 6 00 0 00 00 0 0 0 00 0 :kl i s a i - o i o jw p w TABLE VI TEST MATERIAL; 10. 0% (w /v q u eou s S o lu tio n of H -7858 Skin S en sitiza tio n T e st - Albino Guinea P ig s Anim al -N'Uinhp-r Scores Following Initial Application 24 H ours 48 Hours TTr R esults - T est Group Scores Follow ing C hallenge A pplications ,, Insult Site: 24 Hours 48 Hours V irgin Site: 24 Hours 48 Hours Company Sanitized. Does not contain TSCA CBI 1 2 3 4 5 6 7 8 9 10 Key: 00 0 00 0 000 00 0 00 0 00 0 00 0 00 0 00 0 10 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 0 1 1 1 2 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 1 0 1 0 0 1 2 0 0 0 0 0 0 0 0 1 0 1 1 0 1 0 1 1 0 0 0 1 2 2 0 0 0 0 1 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 Er. = Erythema Ed. = Edema TABEE VU -: TEST MATERIlJ: 0; % (W v ^ q u g u s Solution of A nim al Number 1 2 3 4 Skin S ensiti? 3fi^|i T est - Albino Guinea P igs Re ihilts - Control Group 'Scories Fily/ing C hallenge Application Site -"J . S ite 2 24 Hours 4 iHours -24 H ours 48 Hours E r. Ed. . Er.;- Ed. E r. Ed. Er. Ed. 10 00 Q0 0 0 4 'i r o ' 0 0 0 0. 0 0 0 ; /. Or o rb 0 00 00 00 00 Key: Er. = Erythema Ed. = Edema Company Sanitized. Does not contain TSCA CBl V TA BLE VIII TEST MATERIAL: H-785 9 Skin S en sitization T e st - A lbino Guinea P ig s R esults - R ange-Finding Group T est M aterial C o n cen tra tio n A nim al N um ber 0. 1% (w /v ) A queous Solu tion 1 2 ?.:, 1- 07# (w /v ) A queous S olu tion oo 3tsu<s 10. 0% (w /v ) A queous Solution 0) O3J - N(0 Key: a. oaw 3 Er. Ed. = Erythema = Edema 3 4 5 6 S cores Follow ing A pplication Site 1 Site 2 24 Hours 48 Hours 24 Hours 48 H ours E r. Ed. E r. Ed. Er. Ed. Er. Ed. 00 00 00 00 00 00 00 00 00 00 10 10 00 00 10 10 00 10 00 10 10 10 1 0' 10 M V -i S 'il "'H .vfj to lot contain TSCA CB1 i~i^ gkii'n}3t mm m Unduittial BI 0 - T E ST Ja&yiaktici, Ate. TA BLE IX TEST MATERIAL: 1% (w /v ) A q u eo u s Solu tion of M M M H lN H -7 8 5 9 Skin S en sitization T est - Albino Guinea P ig s R esults - T est Group r -- 1 Anim al 24 Hours 48 Hours ; N um ber E r . Ed. E r . E d . Scores Follow ing Insult No. 5 4 24 Hours 24 Hours 24 H ours Er. Ed. E r. Ed. Er. Ed. 5 24 Hours Er. Ed. 6 24 Hours Er. Ed. 7 24 Hours Er. Ed l: r;Vv 9 3 N' ; a. 1 5` Poa 8 a3 roo* S' 3* (/) O> h-o^ 1 0010 2 02 0 2 l 010 2 010 3 0 00 0 2 010 4 0000 - __ 5 l 010 2 o2 0 6 q010 2 0 10 7 0000 2 0 10 8 l 010 2 02 0 9 0000 1010 10 0010 102 0 1 000 1010 1010 _ 1010 1010 1 0 10 0010 1010 0010 10 20 10 10 10 10 20 10 10 10 20 1 0 11 20 20 20 20 20 Key: E r. = Erythema Ed. = Edema - = Animal died. N ote. T e s t m a te r ia l con cen tration w as red u ced to 0. 01% p rio r to in s u lt N o. 4 and th e in su lt s it e w as ch an ged due to increased irritation. The anim als were insulted seven tim e s rather than nine in order to m in im ize skin fatigue. ii i TEST MATERIALyjG^O ^ K v/v^ Q aeQ ub Solution of . 1 /' ' ; i(iA" ' Skin Sensitization T e st - Albino Guinea P igs B e s ulte. * T e s t G roppi;, A nim al Number 1 2 3 4 5 6 7 8 9 10 S co res Following^ Chsijllenge A pplication Insu;It S ite Virgin Site . 24 Houys 48 Hours '24 Hours 48 Hours Er, Ed Er/:. Ed %..'^.;|Sr. Ed.______E r . Ed. 1 0 .. ,# ; 0 - :- I 1 0 1 0' 1 ' o 0 10 2 : -.0:1 l l i i l o 0 -- - 10 2Q 20 2 0 I li 0 2 ,d , I: .i? 1 0 20 10 10 20 10 10 1 2 0 . "2 : 0 : l 0 0 ..1*5 00 00 10 4 10 10 10 10 10 20 Key: Er. = Erythema Ed. = Edema - = Anim al Jied. -SiIt !-vt.|{l i M II `Sjjfct via Comparty Sanitized. Does not contain TSCA CBI <%! A nim al Number 1 2 3 4 Skin Sensitizsaftion T est * Aibaho to r n e a P ig s ' . . 'ey*" R eiu lts - Control rouJ> S cores Follow ing Challenge Application Slf 1 . - Site 2 24 Hours E r. Ed. 48 'Hours ' 24 H ours E r. Ed. Mr. Ed. 48 Hours Er. Ed, 10 10 :-i 0 2 2 b - fill 0 1 10 i0 1 0 :' 1 0 i0 10 10 10 00 Key: Er. = Erythema Ed. = Edema -Ir:-#he 4 i H;5 Ih :';MVT-j '/iifl ``43 v;:'u25i i!S9 - -.0% "PM ai p 3.ri&TA c mpany Sanitized. Do fefnrsCACB/ PsiytffiiftrP-'y '*'*C 'MityMoyo? 1 s 3 1 * O IQ 7z?vr,,/ w^' T est M aterial C o n cen tra tio n 0. 1% (w /v) A queous Solution 1. 0% (w /v ) A queous Solution '>x3m3<> 10. 0% (w /v) A queous Solu tion 30w) Key: M % Er. = 00oo)) E d . = O3 Oo 3 : S53' T A B L E XII TEST MATERIAL: H -7860 Skin S en sitization T e st - A lbino Guinea P ig s R esults - R ange-Finding Group S cores Follow ing A pplication Site 1 Site 2 24 Hours 48 Hours -E r ------- E d .-------- E * , E d . 24 Hours 48 Hours Er.-- E d ; ------- E r , E d . 1 2 00 00 00 00 00 00 00 00 3 4 00 00 00 00 00 00 00 00 5 6 00 00 00 00 00 00 00 00 StuLiit/dal BI O- T E S T JaiMafotw, fa . Company Sanitized. Does not contain TSCA CBJ T A B L E XIII TEST MATERIAL: ^ 10. Q% ( w / v ^ q u eo u s S olu tion of t a i l l i a t f H-786 0 Skin S en sitization T est - Albino Guinea P ig s Anim al -Num ber Scores Following Initial Application 24 Hours 48 Hours F .r. EM __ ^d 1 000 0 2 0 0 .0 0 3 00 0 0 4 000 0 5 00 0 0 6 000 0 7 o' 0 0 0 8 000 0 9 000 0 10 00 1 0 R esults - T est Group Scores Follow ing C hallenge A pplications Insult Site: V irgin Site: ZA H ou rs 48 Hours 24 Hours 48 Hours zE r. Ed. Err Ed. E r . ~ Ed. ~ E r .-- ---- En 0 1 0 1 1 0 0 1 1 0 0 0 0 0 o 0 o 0 0 1 0 1 1 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 000 00 0 G 0 0 0 0 0 0 0 o 0 0 Keys Er. = Erythema Ed. = Edema 00 in ^ riti. TEST M ATERIAL:_J0, Q% (w /v^A queous Solution of IM H-7860 Skin Sensit .zation T est - Albino Guinea P ig s '. " le suits - Control Group || 'S | A nim al Number 1 2 3 4 Key: Scores Following Challenge Application Site 1 'I S ite 2 24 Hours Er. Ed. 48 H ours ':7: 24 H ours Er. Ed. Er. Ed. 48 Hours Er. Ed. 10 00 00 00 00 00 00 00 00 00 00 00 .. ..... ^ : 00 00 00 00 J '-ii | 1 j .j | 1 ' Vi[4 > Er. = Erythema Ed. = Edema