- Cosmo Bio Co.,Ltd. Address: TOYO-EKIMAE BLDG.,2-20,TOYO 2-CHOME,KOTO-KU,TOKYO 135-0016,JAPAN Website: http://www.cosmobio.co.jp Email: Tel: 81-3-5632-9610 Fax:
- Iwai Chemicals Company Address: 2-10,3-Chome,Nihonbashi-Honcho Chuo-ku Tokyo 103-0023 JAPAN Website: http://www.iwai-chem.co.jp Email: Tel: +81-3-3241-2573 Fax:
- FUJIFILM Wako Pure Chemical Corporation Address: 1-2, Doshomachi 3-Chome, Chuo-ku Osaka, 540-8605 Japan Website: http://www.wako-chem.co.jp Email: ffwk-labchem-tec@fujifilm.com Tel: 0120-052-099 (free) Fax: 0120-052-806 (free)
- NACALAI TESQUE,INC. Address: 498 Higashitamaya-cho,Nijo Karasuma,Nakagyo-ku Kyoto 604-0855 JAPAN Website: http://www.nacalai.co.jp Email: https://www.nacalai.co.jp/ss/Contact/ Tel: 81-75-211-2703 Fax:
- As One Corporation Address: 2-1-27 Edobori Nishi-ku Osaka 550-8527 JAPAN Website: https://www.as-1.co.jp/; https://axel.as-1.co.jp/ Email: Tel: +81-6-6447-8641 Fax:
- ViroQuest Corporation Address: No.2-5,Awaji-machi Chuo-ku,Osaka 541-0047 JAPAN Website: http://www.viroquest.co.jp Email: Tel: +81-6-6152-9940 Fax:
- Filgen, Inc. Address: 1-1409 Jonoyama, Midori-ku, Nagoya, 459-8011 JAPAN Website: https://filgen.jp/Profile/ProfileE.htm Email: Tel: +81-52-624-4388 Fax: +81-52-624-4389