I have found some kits on ebay, tell me if you think they would work.
http://cgi.ebay.com/ws/eBayISAPI.dll...732882834&rd=1
http://cgi.ebay.com/ws/eBayISAPI.dll...732284899&rd=1
http://cgi.ebay.com/ws/eBayISAPI.dll...733761515&rd=1
http://cgi.ebay.com/ws/eBayISAPI.dll...733762472&rd=1
This is just dye to add to water
http://cgi.ebay.com/ws/eBayISAPI.dll...732221080&rd=1
http://cgi.ebay.com/ws/eBayISAPI.dll...732882834&rd=1
http://cgi.ebay.com/ws/eBayISAPI.dll...732284899&rd=1
http://cgi.ebay.com/ws/eBayISAPI.dll...733761515&rd=1
http://cgi.ebay.com/ws/eBayISAPI.dll...733762472&rd=1
This is just dye to add to water
http://cgi.ebay.com/ws/eBayISAPI.dll...732221080&rd=1