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SN/T 4062-2014Determination of rare earth elements in botanic Chinese medicinal material for export (English PDF)

出口植物性中药材中稀土元素的测定方法

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Issued by

The General Administration of Quality Supervision, Inspection and Quarantine

Level / Type

National · Recommended

Issue date

December 1, 2014

Implementation date

May 1, 2015

Scope

SN/T 4062-2014 is the English-translated version of 出口植物性中药材中稀土元素的测定方法.

SN/T 4062-2014 — This standard specifies the export of plant-based Chinese herbal medicines such as sputum (Sc), strontium (Y), strontium (La), strontium (Ce), strontium (Pr), strontium (Nd), strontium (Sm), strontium.

Sixteen elements (Eu), 钆Gad, Tb, Dy, Ho, Er, Tm, Yb, Lu Abbreviation Determination of 16 elements by inductively coupled plasma mass spectrometry (ICP-MS) and inductively coupled plasma optical emission spectroscopy (ICP-AES) method.

This standard is applicable to the content of 16 rare earth elements in phytochemicals such as ginseng, perilla leaves, honeysuckle, alfalfa, ephedra and cork. Determination.

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Document preview — SN/T 4062-2014

National Standard of the People's Republic of China

ICS: 11.120.10
Classification: C 23

Issued by: The General Administration of Quality Supervision, Inspection and Quarantine

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard specifies the exports of Chinese herbal medicines in plant scandium (Sc), yttrium (Y), lanthanum (La), cerium (Ce), praseodymium (Pr), neodymium (Nd), samarium (Sm), europium (Eu), gadolinium (Gd), terbium (Tb), dysprosium (Dy), holmium (Ho)

Document data

International classification (ICS): 11.120.10.

Chinese classification (CCS): C23.

Estimated length of the Chinese original: 32,330 words.

Standards quoted by this document

GB/T 602; GB/T 6682

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 21 pages — is available in the English PDF.

Referenced standards

Normative references

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