LY/T 1228-2015
Active
GB/T 44971-2024
Active
National standards
GB/T 44971-2024 Soil selenium grade
GB/T 44971-2024 Soil selenium grade
Price:
$ 42
Basic Information
Standard Code:
GB/T 44971-2024
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
\nSoil and fertilizer
ICS Name:
The chemical properties of soil
Publish Date:
2024-11-28
Implement Date:
2025-03-01
Pages:
8 pages
Scope
This document stipulates the requirements for the grading of selenium content in soil and describes the sampling and detection methods.
This document is applicable to the grading of selenium content in agricultural land soil. For the grading of selenium content in other types of soil, the implementation of this document can be referenced for guidance.
Development Information
Referenced Standards
NY/T 1104-2006 Determination of total selenium in soil
NY/T 1121.1-2006 Soil testing Part 1: Collection, handling, and storage of soil samples
NY/T 1121.2-2006 Soil testing Part 2: Determination of soil pH
NY/T 3420-2019 Determination of Available Selenium in Soil by Inductively Coupled Plasma Atomic Fluorescence Spectrometry (ICP-AFS)
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