Technical Notes & Articles

The Ultimate Cup™
Press release for The Ultimate Cup™

Using UltraFlow Filters and Filter Assemblies
UltraFlow Filters For EPA Method 1664

An Alternative To Traditional TSS Analysis
ProWeighs Article

BOD- Glass vs. Plastic Bottles
Comparative Study on BOD Bottles

Total vs. Recoverable
A letter from EPA on the subject of Total Metals versus Recoverable Metals

The Chemistry of COD
Technical article on Chemical Oxygen Demand

Modified mTEC and e. Coli
Confused about how EPA Method 1603 and Modified mTEC?  Great article by a leading chemist

Required Containers Preservatives and Holding Times
An excerpt from the Method Update Rule published in 2012, published by the Office of the Federal Register, National Archives and Records Administration (NARA).

StableWeigh Case Study - TestAmerica
A customer testimonial on the benefits of using StableWeigh vessels for TDS testing