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Fertilizers and soil conditioners. Liquid methylene-urea slow release fertilizers. General requirements

1 Scope This document specifies general requirements, analytical methods, sampling and preparation of test sample, marking and labelling, packaging, transport and storage for liquid methylene-urea sl…

Fertilizers and soil conditioners — Liquid methylene-urea slow release fertilizers — General requirements

Overview ISO 6181:2023 defines general requirements for liquid methylene-urea (MU) slow release fertilizers. The standard covers product form, required analytical methods, sampling and test-sample pr…

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