AOAC ERP Fertilizers - March 2019

aoac

3/14/2019

AOAC EXPERT REVIEW PANEL FOR MICROBIOLOGY FOR FOODS AND ENVIRONMENTAL SURFACES

ISO / DIS 25749 – Determination of sulfates content using three different methods

ISO / DIS 15958 – Extraction of water soluble phosphorous

ISO / AWI 22862 – Compound Fertilizers – General requirements

ISO / AWI 23381 – Determination of Salt Out Temperatures of Liquid Fertilizers

ISO / AWI 22887 – Determination of Total Sulfur by Combustion  (Similar to  2017.08: Total Sulfur)

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AOAC EXPERT REVIEW PANEL FOR MICROBIOLOGY FOR FOODS AND ENVIRONMENTAL SURFACES

ISO‐DIS 19745  ‐ Determination of crude (free) water content of  ammoniated phosphate products – DAP, MAP – by gravimetric  vacuum oven @ 50 oC

ISO‐DIS 19747 – Determination of monosilicic acid concentration in  non‐liquid fertilizer materials

ISO‐CD 20620 – Determination of Total Nitrogen by Combustion

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