Umarova Maftuna Qodirjon qizi and Ramazonov Akram Akmal òģli, “METROLOGICAL ANALYSIS OF NITRATES AND HEAVY METALS IN CARROTS: A COMPARATIVE STUDY OF THE COMPLIANCE OF CARROT SAMPLES FROM DIFFERENT REGIONS WITH STANDARDS (O’Z DST)”, imjrd, vol. 13, no. 5, pp. 261–264, May 2026.