Hi Jacob, I am not sure I understand why a spread in pricing indicates illegal activity. Wouldn't uniformly high prices indicate something illegal, and very different prices just indicate you have a choice of suppliers, qualities etc?!?
And just to mention two more supplier names (again: different brands, different prices) for IPTG we never had problems with: Applichem, current promotion price 155 Euro for 25 g Roche, promotion starting Aug (according to a Roche sales person) 128 Euro for 5 g Best Clemens > -----Ursprüngliche Nachricht----- > Von: CCP4 bulletin board [mailto:[email protected]] Im Auftrag von > Jacob Keller > Gesendet: Tuesday, July 14, 2009 7:45 PM > An: [email protected] > Betreff: Re: [ccp4bb] Summary IPTG suppliers (mainly Europe) > > When there is a greater-than-10-fold range of prices, as here, it seems > that > there is unfair business going on. I am no expert on European business > law, > but I suspect there might be something illegal here. > > Jacob Keller > > ******************************************* > Jacob Pearson Keller > Northwestern University > Medical Scientist Training Program > Dallos Laboratory > F. Searle 1-240 > 2240 Campus Drive > Evanston IL 60208 > lab: 847.491.2438 > cel: 773.608.9185 > email: [email protected] > ******************************************* > > ----- Original Message ----- > From: "Mark J. van Raaij" <[email protected]> > To: <[email protected]> > Sent: Tuesday, July 14, 2009 11:56 AM > Subject: [ccp4bb] Summary IPTG suppliers (mainly Europe) > > > Current EU IPTG prices in euros, approximate, without tax, delivery or > currency exchange fees. Prices are quoted as to my best knowledge, but > of course may be different when you order at a different time or from > a different place. I do not claim it is complete. > > Apollo Scientific (UK): 5 g 18 euros, 25 g 85 euros > Biosynth (Switzerland): 10 g 40 euros, 25 g 89 euros, 50 g 160 euros, > 100 g 286 euros > ForMedium (UK): 1 g 9 euros, 5 g 28 euros, 10 g 51 euros, 25 g 118 > euros, 100 g 378 euros, 250 g 765 euros > Melford (UK): 1 g 10 euros, 5 g 31 euros, 10 g 56 euros, 25 g 131 > euros, 50 g 244 euros, 100 g 450 euros > Nzytech (Portugal): 1 g 28 euros, 5 g 52 euros > Eurogentec (via Cultek): 1 g 21 euros, 5 g 84 euros > Qiagen (via Izasa): 5 g 142 euros > Promega: 50 g 1140 euros, 5 g 181 euros, 1 g 61 euros > Invitrogen: 1 g, 44 euros > Sigma-Aldrich: 5 g 250 euros, 10 g 494 euros > > Fermentas was also mentioned at 33 pounds for 5 g, but their web does > not let you see the price unless you register (it also does not > mention Spain in the shipping list, perhaps it has a distributor here > I am unaware of). > It appears UK/Swiss companies are the cheapest, and the UK is in > Europe, although some people seem to think otherwise. Seriously, for > us ordering the UK is as easy as ordering from Spain or other European > countries. I am not sure how easy ordering from Switzerland would be, > I have never tried... > All people give good refs of the supplier used (i.e. absence of > expression problems), except for one person, who only uses Sigma IPTG > after problems with other sources. > > Another supplier mentioned without EU distributors was: > Gold BioTechnologies: 25 g 99 USD, 100 g 309 USD, 300g 799 USD > > Several people mentioned Studiers auto-induction methods, which avoids > having to use IPTG and gives them better cell density and, in some > cases, more expression of soluble protein. > > Thanks to all for their comments and knowledge of companies I had > never heard of and did not find with Google, > > Mark > > > > > Mark J. van Raaij > Dpto de Bioquímica, Facultad de Farmacia > Universidad de Santiago > 15782 Santiago de Compostela > Spain > http://web.usc.es/~vanraaij/
