HYT172-2014 English PDF

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HYT172-2014: Technical specification for preparation and storage of reference materials for marine sediments component analysis
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
HY/T 172-2014	259	Add to Cart	3 days	Technical specification for preparation and storage of reference materials for marine sediments component analysis	Valid

Similar standards

GB/T 33673   DZ/T 0175   HY/T 171   HY/T 173   HY/T 170   

Basic data

Standard ID: HY/T 172-2014 (HY/T172-2014)
Description (Translated English): Technical specification for preparation and storage of reference materials for marine sediments component analysis
Sector / Industry: Marine Industry Standard (Recommended)
Classification of Chinese Standard: A45
Classification of International Standard: 07.060; 17.020
Word Count Estimation: 10,192
Date of Issue: 6/25/2014
Date of Implementation: 12/1/2014
Quoted Standard: JJF 1005-2005; JJF 1006-1994; JJF 1135-2005
Regulation (derived from): People's Republic of China Industry Standard Filing Notice 2014 No. 9 (Overall No. 177)
Issuing agency(ies): State Oceanic Administration
Summary: This Standard specifies the marine sediment reference material development and preservation methods and technical requirements. This Standard applies to coastal, deep sea, the Antarctic, the Arctic marine sediments of various inorganic components analysis

HYT172-2014: Technical specification for preparation and storage of reference materials for marine sediments component analysis

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Technical specification for preparation and storage of reference materials for marine sediments component analysis ICS 07.060;17.020 A45 People's Republic of China Marine Industry Standard Development and preservation of marine sediment reference materials specifications Released on.2014-06-25 2014-12-01 implementation Issued by the State Oceanic Administration

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009. This standard was proposed by the Second Institute of Oceanography, State Oceanic Administration. This standard is under the jurisdiction of the National Marine Standardization Technical Committee (SAC/TC283). This standard was drafted. Second Institute of Oceanography, State Oceanic Administration, Zhejiang University. The main drafters of this standard. Lu Haiyan, Wang Zhengfang, Zhang Shiyong, Zhou Qingsong. Development and preservation of marine sediment reference materials specifications

1 Scope

This standard specifies the methods and technical requirements for the development and preservation of marine sediment reference materials. This standard is applicable to the development and preservation of analytical reference materials for inorganic components of various marine sediments in the coastal, deep sea, Antarctic and Arctic areas. The component analysis standard materials can refer to this standard.

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article Pieces. For undated references, the latest version (including all amendments) applies to this document. JJF1005-2005 Commonly used terms and definitions of reference materials JJF1006-1994 Technical Specification for Grade One Reference Material JJF1135-2005 Evaluation of Uncertainty in Chemical Analysis Measurement

3 Terms and definitions

The following terms and definitions established by JJF1005-2005 and are applicable to this document. 3.1 Marine sediment A general term for various seabed geological materials formed by sedimentation. 3.2 Sediment grain size The particle size of the sediment.

4 Preparation of marine sediment reference materials

4.1 The preparation process of marine sediment reference materials Before the analysis, the samples (including uniformity, stability inspection and multiple fixed values) should be dried at (105±1)℃ for 2h (mercury, organic carbon (80±1)℃ drying for 2h]. See Figure 1 for the preparation process of marine sediment reference materials. ......

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