Page:NIOSH Hazard review of Carbonless Copy Paper.pdf/111

---

Table 4–12 (Continued). Analysis of repeated insult patch test (RIPT) studies submitted by industry clients in response to 1987 and 1997 Federal Register notices on CCP and its components

Study year	Report number*	Laboratory	Test material	Response rate†	Score‡	No. of subjects with score	Classification as irritant (Y/N)§,¶	Current use of material
1989	89–1105–70	Hill Top Research, Inc.	308a. CB of CFB	2/105	1	—	N	Test materials discontinued in mid-1990s
			308b. Imaged CF of CFB	4/105	1	—	N
			308c. CF of CFB	3/105	1	—	N
			308d. CB of CFB after imaging w/CF	1/105	1	—	N
			309a. CB of CFB	4/105	1	—	N
			309b. Imaged CF of CFB	5/105	1	—	N
			309c. CF of CFB	3/105	1	—	N
			309d. CB of CFB after imaging w/CF	3/105	1	—	N
1989	89–6733H	Biosearch	151. Unimaged CB	0/99	0	—	N	Test materials in use
			152. Imaged CB	0/99	0	—	N
			153. Unimaged CF	1/99	+	—	N
			154. Imaged CF	0/99	0	—	N
			157. Unimaged CB	0/99	0	—	N
1989	89–1359–70	Hill Top Research, Inc.	161. Unimaged CB	0/109	0	—	N	Test materials in use
			162. Imaged CB	0/109	0	—	N
			163. Unimaged CF	0/109	0	—	N
			166. Imaged CF	0/109	0	—	N

________________
See footnotes at end of table.