InterLab® Supply manufactures biological products that are used in wastewater testing laboratories worldwide. InterLab's flagship product, PolySeed®, has been a trusted industry staple for the BOD5 test for over 25 years. Our goal is to provide products that yield consistent, reliable, accurate results and back those products with exceptional technical support.

• BOD5 Testing products
• Toxicity Testing products
• Side-by-side Technical Support
• Training courses for Biological Oxygen Demand and related subjects

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