Ammonia nitrogen and kjeldahl nitrogen in environmental waters

Ammonia nitrogen and kjeldahl nitrogen in environmental waters [kit] : - America : Fairfield : American Institute of Biological Sciences [production company] ; Communication Skills Corporation [distributor], 1976 - 2 sound cassettes, 2 film strips, 2 study guides, 67 slides ; in container, 22 X 15 X 5 cm - Ammonia nitrogen and kjeldahl nitrogen in environmental waters [kit] ; part 1-2 .

How to determine ammonia in natural waters and wastewaters - How to determine total kjeldahl nitrogen in natural waters and wastewaters part 1. part 2.


Ammonia

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