pH Indicator Strips 5-9
- Advantec
- Anvajo
- Astell
- Axygen
- Ballya
- Becton Dickinson
- Biochrom
- Biologix
- Bioridge Centrifuges
- Brand
- Chem-Supply
- Cowie
- Daihan Scientific
- Decon
- Erma
- Falcon
- Funke Gerber
- Glassco
- Hach
- Hygiena
- HyServe
- Kartell
- Labco
- Labnet
- Labwit
- Macherey-Nagel
- Mdevices
- Medical Wire
- Medicom
- Met-App
- MUN
- Ohaus
- Ormiston
- Platypus
- PLP
- Precision Laboratories
- Radiometer Analytical
- RCI Labscan
- Repligen
- Samco
- Sapphire Plastics
- Scharlau
- Schott
- Servicebio
- Swann Morton
- Techno-Plas
- Terumo