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Chapter 31

CBPL methods do not include proprietary information such as ASTM Standards.

Fertilizers

31-01
Mineral or Chemical Fertilizer, Nitrogenous (AOAC 2.041)

31-02
Gravimetric Quinolinium Molybdophosphate Method (AOAC 2.042)

31-01
Nitrogen (Ammoniacal and Nitrate) in Fertilizers (AOAC 892.01)

31-02
Phosphorous (Total) in Fertilizers by Gravimetric Quinolinium Molybdophosphate Method (AOAC 962.02)

Last modified: 
November 12, 2013