Поиск

Fertilizers and soil conditioners. Determination of biuret content of urea-based fertilizers. HPLC method.

Fertilizers and soil conditioners — Determination of biuret content of urea-based fertilizers — HPLC method

Overview ISO 18643:2016 specifies a standardized HPLC method for the determination of biuret content in liquid and solid urea-based fertilizers. The method defines sample preparation, reagents, HPLC…