T/BYXT 119-2024 Leaf spray fertilizer for trace elements in rare earth elements
T/BYXT 119-2024
Basic Information
Scope
Scope: This document specifies the term definitions, technical requirements, test methods, inspection rules, labeling, packaging, transportation and storage, sales and services for foliar spray fertilizers containing rare earth trace elements. This document is applicable to the production, processing, and sales of foliar spray fertilizers primarily containing rare earth chelated calcium and magnesium. Main technical content: The physical and chemical indicators shall meet the requirements of Table 1: Table 1 Physical and Chemical Indicators Indicator Requirement Solid Product Liquid Product Rare Earth Elements (RE) ≤30% ≤50g/L Trace Elements (b) ≥10% ≥100g/L Free Amino Acids ≥10% ≥60g/L Water-Insoluble Matter ≤5.0% ≤50g/L Water Content (H2O) ≤4.0% – pH (1:250 dilution) 3.0–9.0 a 17 fully formulated rare earth elements primarily consisting of lanthanum and cerium. b Refers to the total content of calcium and magnesium. The product shall contain at least one trace element, and any single trace element with a content of not less than 0.1% shall be included in the trace element content.