IgG Protein G Purified available in many sizes from different hosts agains different species.
| Cat | Name | Species | 100 mg | 500 mg | 1 g |
| 7400805 | Bovine IgG Protein G Purified | Bovine | 151 € | 230 € | 309 € |
| 7402105 | Donkey IgG Protein G Purified | Donkey | 151 € | 230 € | 309 € |
| 7402505 | Goat IgG Protein G Purified | Goat | 151 € | 230 € | 309 € |
| 7409705 | Hamster IgG Protein G Purified | Hamster | 178 € | 323 € | 440 € |
| 7403405 | Horse IgG Protein G Purified | Horse | 151 € | 230 € | 309 € |
| 7404105 | Llama IgG Protein G Purified | Llama | 167 € | 302 € | 411 € |
| 7407005 | Rat IgG Protein G Purified | Rat | 282 € | 461 € | 638 € |
| 7409005 | Sheep IgG Protein G Purified | Sheep | 151 € | 230 € | 309 € |