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World Heritage site Campbell Island, 50º South Trust Campbell Island Expidition Facebook Site Sail 700km south, through the ‘roaring forties’ and ‘furious...
 Opti-Sciences has designed products to address the tests and protocols described in the attached application notes.  From its chlorophyll content meter - CCM-200, to its most advance...
As leachate removal requires pumping, a system is only as good as the pump that runs it. For...
Envco New Zealand office has relocated to a larger and more comprehensive facility. The new building is located at 94 Newton Road Auckland.  The location supports our full New Zealand rental, sales...
Envco provide the largest range of equipment for monitoring buildings and climate control systems. Our product line covers everything for measuring and quantifying the quality of a buildings air...
Bladder Pump History
Bladder pumps are the simplest form of a pump.  Looking through Google Timeline for the bladder pumps invention, I find an interesting link pointing to The...
Flame ionization devices (FID’s) are most commonly used in accordance with USEPA Method 21(M-21) and Method 25 (M-25), however its most common environmental use is conducting ambient surveys of open...
Have you been looking for an easy way to convert conductivity and salinity? Here is a easy to follow table for your reference. Conversion table for Conductivity and Salinity.
Water Measurement Manual, provided and updated by United States Department of the Interior Bureau of Reclamation.This Manual has been an endless source of information with regards to...
We feel this is a great resource when studying or measuring industrial or atmospheric pollution!US EPA Air Pollution Training Institute provides information to operators and inspectors of air...

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