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GB/T 33042-2016 English PDF

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US$239.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 33042-2016: Determination of lead, cadmium, chromium, mercury in the surface decorated layer of wooden floor
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 33042-2016	239	Add to Cart	3 days	Determination of lead, cadmium, chromium, mercury in the surface decorated layer of wooden floor	Valid

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Basic data

Standard ID: GB/T 33042-2016 (GB/T33042-2016)
Description (Translated English): Determination of lead, cadmium, chromium, mercury in the surface decorated layer of wooden floor
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: B70
Classification of International Standard: 79.060.01
Word Count Estimation: 12,173
Date of Issue: 2016-10-13
Date of Implementation: 2017-05-01
Regulation (derived from): National Standard Announcement 2016 No.17
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

GB/T 33042-2016: Determination of lead, cadmium, chromium, mercury in the surface decorated layer of wooden floor

---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.
Determination of lead, cadmium, chromium, mercuryin the surface ICS 79.060.01 B70 National Standards of People's Republic of China Wooden floor finishes in lead, cadmium, chrome and mercury Determination of heavy metal content Determination of lead, cadmium, chromium, mercury 2016-10-13 released 2017-05-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China China National Standardization Management Committee released

Foreword

This standard is drafted in accordance with the rules given in GB/T 1.1-2009. This standard is proposed by the State Forestry Administration. This standard is nationalized by the National Standardization Technical Board for Wood-based Panel (SAC/TC198). The drafting unit of this standard. Institute of Wood Industry, Chinese Academy of Forestry, Jiangsu Entry-Exit Inspection and Quarantine Bureau, Hubei Province, forest quality Quality supervision and inspection station, Zhejiang Province, forest product quality inspection station, Zhejiang Liangyou Wood Co., Ltd., Zhejiang sublimation Yunfeng New Material Co., Ltd., deep China - resistant Wood Industry Co., Ltd. The main drafters of this standard. Long Ling, Huang Anmin, Zhang Dan, Xu Jianfeng, Li Guangrong, Yang Liu, Ge Xiaohai, Gu Shuxiang, Li Zhigang, Lu Zhigang. Wooden floor finishes in lead, cadmium, chrome and mercury Determination of heavy metal content

1 Scope

This standard specifies the use of atomic absorption spectrometry, atomic fluorescence spectrometer, inductively coupled plasma (ICP) atomic emission spectrometer for the determination of wood Method for the Content of Heavy Metal Elements in Lead, Cadmium, Chromium and Mercury in Texture Floor. This standard applies to solid wood flooring, solid wood flooring, impregnated paper laminated wood flooring and other wood flooring decorative layer of heavy metal content Determination.

2 normative reference documents

The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article Pieces. For undated references, the latest edition (including all modifications) applies to this document. GB/T 6682 Analytical laboratory water specifications and test methods GB/T 21191 atomic fluorescence spectrometer JJG015 Inductively Coupled Plasma Atomic Emission Spectrometer Verification Regulation JJG023 Atomic Absorption Spectrometer Verification Regulation JJG694 Atomic Absorption Spectrophotometer

3 method summary

3.1 Determination of heavy metal content Samples by wet or microwave digestion, heavy metal elements transferred to the digestion solution, constant volume to a certain volume. Using flame atomic absorption spectrometry Determination of lead, cadmium and chromium in the sample solution; determination of lead, cadmium, chromium and mercury in the sample solution by ICP atomic emission spectrometry; Determination of Mercury in Sample Solution by Atomic Emission Spectrometry or Atomic Fluorescence Spectrometry. 3.2 Determination of soluble heavy metal elements Under the condition of temperature and time, the soluble heavy metal elements in the sample were extracted with certain acidity hydrochloric acid. Using flame atomic absorption spectrometry Determination of lead, cadmium and chromium in the sample solution; determination of lead, cadmium, chromium and mercury in the sample solution by ICP atomic emission spectrometry; Determination of Mercury in Sample Solution by Atomic Emission Spectrometry or Atomic Fluorescence Spectrometry.

4 reagents and materials

4.1 Test water requirements The water used to meet the requirements of GB/T 6682 above the secondary purity of distilled water or deionized water. 4.2 hydrochloric acid Density ρ = 1.19g/mL, excellent grade pure. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 33042-2016_English be delivered?

Answer: Upon your order, we will start to translate GB/T 33042-2016_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 33042-2016_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 33042-2016_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.