| Brands: | Legends: |
| A. | |
| Abgene | * |
| Abraxis | ** |
| Alomone | ** |
| American Beauty | * |
| Anville | *** |
| Auvon | *** |
| Axygen | * |
| B. | |
| Barnant | ** |
| Barnsteadthermolyne | ** |
| Bio-Quant | *** |
| Biogal | *** |
| Broadley-James | ** |
| C. | |
| Calbiochem | *** |
| Cellgro | *** |
| Chemetrics | ** |
| Chemglass | *** |
| Corning | ** |
| CSL | *** |
| Cybrdi | *** |
| Cigua | ****** |
| Cypress | *** |
| D. | |
| Diagnostics | *** |
| Dickson | ** |
| Divbio | *** |
| Drierite | *** |
| Drummondsci | ****** |
| Dynextechnologies | * |
| E. | |
| Ebpi-Kits | *** |
| NERL Diagnostics Corporation | *** |
| Elisasystems | ***** |
| Emdbiosciences | *** |
| Eurogentec | *** |
| Evergreesci | ** |
| EVL | * |
| G. | |
| Gfschemicals | ** |
| Glascol | ****** |
| H. | |
| Headlinefilters | *** |
| Hytest | *** |
| I. | |
| I-2-R | ****** |
| IBL | ** |
| Innov-Research | *** |
| International cryogenics | *** |
| Interscience | *** |
| J | |
| Jencons | * |
| JTBaker | * |
| K. | |
| Kapak | *** |
| KD Scientific | *** |
| Kinematica | ***** |
| KNF | ** |
| L. | |
| Lume | |
| M. | |
| McMaster-Carr | *** |
| Megazyme | ****** |
| Membrane Filtration | *** |
| Merck | *** |
| Microessentiallab | * |
| Miltenyibiotec | * |
| Minor Rubber Inc. | **** |
| Mott | ** |
| N. | |
| Nalge | ** |
| Nasco | *** |
| Nisco | ***** |
| Novabiochem | *** |
| Novagen | *** |
| Nunc | ** |
| O. | |
| Omega | *** |
| Orbeco | ***** |
| Organotechnie | ***** |
| P. | |
| Phytoplan | *** |
| Polysciences | ** |
| Probes | ** |
| Proscitech | * |
| Prospec | *** |
| Q. | |
| Qorpak | **** |
| R. | |
| Remel | ** |
| S. | |
| Sakura Finetek | *** |
| Scientific Industries | ***** |
| Scotsman | * |
| Sea-dog | *** |
| Seedburo | * |
| Sigma-Aldrich | * |
| Solohill | *** |
| Sonicsandmaterials | ** |
| Stellartechnical | ** |
| Sun-Sri | * |
| Synthecon | ******* |
| T. | |
| Tempil | ** |
| Tempshield | *** |
| Tem Filter | * |
| U. | |
| UFS-HF | *** |
| V. | |
| VWRSP | *** |
| W. | |
| Whatman | * |
| Wilksir | *** |