Hach R2A Agar Membrane Filtration Tubes

Hach R2A Agar Membrane Filtration Tubes


Hach's R2A Agar ISO Membrane Filtration Tubes are used to estimate bacterial populations in water that is low in turbidity; method is especially useful for large sample volumes or for many daily tests.


  • Estimate bacterial populations in water
  • Two tests per tube
  • One-year shelf life at 2–8 °C
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The Hach R2A Agar ISO Membrane Filtration Tubes are used to estimate Stressed Heterotrophic Bacteria populations in water that is low in turbidity. The method is especially useful for large sample volumes or for many daily tests.


Tube incubation must be at least 72 hours at 35 ± 0.5 °C (7 days maximum). The shelf life is approximately one year at 2–8 °C. The R2A Agar tests are approved for Standard Method 18th 9215A, D. Samples are typically drinking water beverages.

Notable Specifications:
  • Bottle Size: 14 mL (expiration date printed on label)
What's Included:
  • (6) Test tubes
  • (1) Certificate of Analysis
Image Part # Product Description Price Stock Order
Hach R2A Agar Membrane Filtration Tubes 2724106 R2A Agar Tubes (Stressed Heterotrophic Bacteria), 14mL, pack of 6
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