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Creation Date

4-30-2020

Description

Nitrate tests after zinc is added:

(left) E. coli - no zinc added; positive

(middle)Pseudomonas aeruginosa – positive

(right) Alcaligenes faecalis – negative

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Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License
This work is licensed under a Creative Commons Attribution-NonCommercial-Share Alike 4.0 International License.

 
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