T/CPFIA 0004-2022 Active Group standards

T/CPFIA 0004-2022 Peptide compound fertilizer

Publish Date: 2022-12-26 Implement Date: 2022-12-26 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/CPFIA 0004-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Terminology (principles and coordination and cooperation)

Publish Date: 2022-12-26

Implement Date: 2022-12-26

Scope

Main Technical Content: 4.1 Appearance: Granular, strip-shaped, or tablet-shaped products, with no visible mechanical impurities. 4.2 Technical Indicators: - The polypeptide compound fertilizer products shall comply with the technical indicators in Table 1: **Table 1: Technical Indicators of Polypeptide Compound Fertilizers** **Item** **High Concentration** **Medium Concentration** **Low Concentration** **Total Nutrients (a + P2O5 + K2O)** (%) **≥ 40.0** **≥ 30.0** **≥ 25.0** **Water-soluble phosphorus as a percentage of effective phosphorus (b)** (%) **≥ 60** **≥ 50** **≥ 40** **Nitrate nitrogen (c)** (%) **1.5** **Water content (d)** (H2O) (%) **≤ 2.0** **2.5** **5.0** **Particle size (e)** (1.00mm~4.75mm or 3.35mm~5.60mm) (%) **≥ 90** **Polypeptide content (f)** (%) **≥ 0.5** - For products labeled as "chlorine-free," the chloride ion content shall not exceed 3.0%. - For products labeled as "chlorine (low chlorine)" or "chlorine (medium chlorine)," the chloride ion content shall not exceed 30.0% or 50.0%, respectively. - For single trace elements (g), the effective calcium and magnesium content shall be ≥ 1.0%, and the total sulfur content shall be ≥ 2.0%. - For single microelements (h), the content shall be ≥ 0.02%. - The single nutrient content in the product shall not be less than 4.0%, and the absolute deviation between the measured value and the declared value of a single nutrient shall not exceed 1.5%. - For products labeled as "containing nitrate nitrogen," the nitrate nitrogen content shall be tested. - The water content shall be based on the manufacturer's factory inspection data. - For products with special shapes or larger particle sizes, the particle size can be determined by agreement between the supplier and the buyer. - For products labeled as containin