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SN/T 2004.4-2006Determination of Lead, Cadmium, Chromiun and Mercury in electrical and electronic equipment. Part 4: Inductively coupled plasma atomic emission spectrometric method (English PDF)

电子电气产品中铅、镉、铬、汞的测定第4部分

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Issued by

The General Administration of Quality Supervision, Inspection and Quarantine

Level / Type

National · Recommended

Issue date

April 25, 2006

Implementation date

November 15, 2006

Scope

SN/T 2004.4-2006 is the English-translated version of 电子电气产品中铅、镉、铬、汞的测定第4部分.

SN/T 2004.4-2006 — This section specifies inductively coupled plasma atomic emission spectrometry (ICP-AES) for the determination of polymers for electrical and electronic products (polytetrafluoroethylene).

A method of lead (Pb), cadmium (Cd), chromium (Cr) and mercury (Hg) in metal materials and electronic components. This section applies to polymers (excluding polytetrafluoroethylene) for electronic and electrical products, lead (Pb), cadmium (Cd) in metal materials and electronic components.

For the determination of chromium (Cr) and mercury (Hg), the detection limits of each element are shown in Table 1. Table 1 Detection limits of each element of the method Element Pb Cd Cr Hg Detection limit/(mg/kg) 10 5 5 20

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Document preview — SN/T 2004.4-2006

National Standard of the People's Republic of China

ICS: 31.020
Classification: L 04

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 inductively coupled plasma atomic emission spectrometry (ICP-AES) Determination of polymer electronic products (except PTFE), metal materials, electronic components, lead (Pb), cadmium (Cd), chromium (Cr) and mercury (Hg) method. This standard applies to electrical and electronic products Polymer (except PTFE), metal materials, electronic components, lead (Pb), chromium (Cr) and mercury (Hg) the determination of the detection limit of each element as shown in Table 1 shown.

Document data

International classification (ICS): 31.020.

Chinese classification (CCS): L04.

Estimated length of the Chinese original: 13,181 words.

Standards quoted by this document

GB/T 602; GB/T 6682-1992

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 9 pages — is available in the English PDF.

Referenced standards

Normative references

GB/T 10725 · JJG015-1996

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