Tag Archives: Water Testing

Ready-to-use ‘Starved Cells’ for GPT of R2A agar

Starved Cells, GPT agar, GPT of R2A agar, oligotrophic organisms | Medical Supply Company

If your lab is following the Japanese Pharmacopoeia (JP), you will be familiar with the requirement to use ‘starved cells’ for Growth Promotion Testing (GPT) of R2A agar. This agar is widely used to detect oligotrophic organisms, such as stressed or chlorine-resistant bacteria in purified or pharmaceutical water. The Japanese Pharmacopoeia states: “Prior to the […]