Cite
MLA Citation
British Standards Institution,. BS ISO 6650. Fertilizers, Soil conditioners and Beneficial Substances. Simultaneous Determination of N-buthylthiophosphorus Triamide (NBPT) and Dicyandiamide (DCD) by High-performance Liquid Chromatography (HPLC). London : British Standards Institution, 2022. http://access.bl.uk/ark:/81055/vdc_100160873440.0x000001