T/BYXT 120-2024 Rare Earth Microelement Foliar Spray Fertilizer

Scope

Scope: This document specifies the term definitions, technical requirements, test methods, inspection rules, marking, 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 liquid or solid water-soluble fertilizers containing rare earth chelated copper, iron, manganese, zinc, boron, and molybdenum trace elements, prepared in the required proportions or as single trace element products. Main technical contents: Physical and chemical requirements. The physical and chemical indicators shall comply with the requirements in Table 1: Table 1 Physical and chemical indicators Indicator Solid products Liquid products Rare earth elements (RE) ≤30% ≤50g/L Trace elements ≥10% ≥100g/L Free amino acids ≥10% ≥60g/L Water-insoluble matter ≤5.0% ≤50g/L Water content (H2O) ≤6.0% – pH (1:250 dilution) 3.0–10.0 a 17 full-formula rare earth elements mainly composed of lanthanum and cerium. b The trace element content refers to the sum of the contents of copper, iron, manganese, zinc, boron, and molybdenum. The product shall contain at least one trace element. Any single trace element with a content of not less than 0.05% shall be included in the trace element content. The molybdenum content shall not exceed 1.0% or 10g/L (except for monomeric molybdenum trace element products).

Development Information

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