Table 1.
Participantes and test substances in the collaborative study
| No. | Participating Laboratories | Investigators | Test Substances | CAS No. | Manufacturer, Lot# | Solvent |
|---|---|---|---|---|---|---|
| 1 | Ina Research Inc. | Tadashi Imamura | 4-(Chloroacetyl)acetanilide | 140-49-8 | FUJIFILM Wako Pure Chemical Corporation, Lot#KPJ1678 | DMSO |
| 2 | Japan Tobacco Inc. | Tsuneo Hashizume, Haruna Yamamoto, Kaori Shibuya | 2-(Chloromethyl) pyridine HCl | 6959-47-3 | Tokyo Chemical Industry Co., Ltd., Lot#7BOQI-IC | DMSO |
| 3 | Yakult Central Institute | Kazunori Narumi, Yohei Fujiishi, Emiko Okada | 2,6-Diaminotoluene | 823-40-5 | Tokyo Chemical Industry Co., Ltd., Lot#IUL6B | DMSO |
| 4 | Chemicals Evaluation and Research Institute, Japan | Saori Fujishima | 2,5-Diaminotoluene | 95-70-5 | Tokyo Chemical Industry Co., Ltd., Lot#QFIJE | DMSO |
| 5 | Astellas Pharma Inc. | Mika Yamamoto, Naoko Otani | HC Blue No.2 | 33229-34-4 | SIGMA-ALDRICH, Lot#STBF9635V | DMSO |
| 6 | BoZo Research Center Inc. | Takayuki Fukuda, Maki Nakamura, Ryoichi Nishimura, Shuichi Hamada | 8-Hydroxyquinoline | 148-24-3 | Tokyo Chemical Industry Co., Ltd., Lot#5PDSI-RB | DMSO |
| 7 | BioSafety Research Center Inc. | Maya Ueda | Iodoform | 75-47-8 | FUJIFILM Wako Pure Chemical Corporation, Lot#PDH1055 | DMSO |
| 8 | Chugai Pharmaceutical Co., Ltd | Masayuki Mishima, Kaori Matsuzaki, Akira Takeiri, Kenji Tanaka | 4-Nitroanthranilic acid | 619-17-0 | Tokyo Chemical Industry Co., Ltd., Lot#AGM01-AGMQ | DMSO |
| 9 | TEIJIN PHARMA LIMITED | Yuki Okada, Takafumi Kimoto | 1-Nitronaphthalene | 86-57-7 | Tokyo Chemical Industry Co., Ltd., Lot#BGF8A-MD | Ethanol |
| 10 | LSI Medience Corporation | Munehiro Nakagawa, Akihiko Kajiwara | 4-Nitro-o-phenylenediamine | 99-56-9 | Tokyo Chemical Industry Co., Ltd., Lot#NMEDH | DMSO |