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GB/T 33057-2022: Methods for sampling and sample preparation of waste chemicals
Status: Valid GB/T 33057: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 33057-2022 | English | 359 |
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4 days [Need to translate]
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Methods for sampling and sample preparation of waste chemicals
| Valid |
GB/T 33057-2022
|
| GB/T 33057-2016 | English | 399 |
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3 days [Need to translate]
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Sampling method of discarded chemicals
| Obsolete |
GB/T 33057-2016
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PDF similar to GB/T 33057-2022
Basic data | Standard ID | GB/T 33057-2022 (GB/T33057-2022) | | Description (Translated English) | Methods for sampling and sample preparation of waste chemicals | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | Z04 | | Classification of International Standard | 13.030.01 | | Word Count Estimation | 18,180 | | Date of Issue | 2022-12-30 | | Date of Implementation | 2023-07-01 | | Older Standard (superseded by this standard) | GB/T 33057-2016 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 33057-2022: Methods for sampling and sample preparation of waste chemicals---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.
ICS 13.030.01
CCSZ04
National Standards of People's Republic of China
Replacing GB/T 33057-2016
Sampling method for waste chemicals
Posted on 2022-12-30
2023-07-01 implementation
State Administration for Market Regulation
Released by the National Standardization Management Committee
foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules for Standardization Documents"
drafting.
This document replaces GB/T 33057-2016 "Sampling Methods for Waste Chemicals". Compared with GB/T 33057-2016, except for structural adjustment
In addition to editorial changes, the main technical changes are as follows.
a) the name of the standard has been changed;
b) Added the terms "small sample", "large sample", "sample preparation", "mechanical sample preparation" and their definitions (see 3.6, 3.7, 3.8, 3.9);
c) Changed the "safety measures" requirements (see Chapter 4, Chapter 5 of the.2016 edition);
d) Requirements related to "sample preparation" have been added (see Chapter 6).
Please note that some contents of this document may refer to patents. The issuing agency of this document assumes no responsibility for identifying patents.
This document is proposed by China Petroleum and Chemical Industry Federation.
This document is under the jurisdiction of the National Standardization Technical Committee on Disposal of Waste Chemicals (SAC/TC294).
This document is drafted by. Jiangxi Nuclear Industry Environmental Protection Center, GEM Co., Ltd., Shenzhen Environmental Protection Technology Group Co., Ltd.
Company, Hangzhou Greenda Electronic Materials Co., Ltd., Shenzhen Zhunuo Testing Co., Ltd., Chongqing Shengqing Water Treatment Technology Co., Ltd., Weifang
Menjie Chemical Co., Ltd., Guangdong Bangpu Recycling Technology Co., Ltd., SDIC Xinjiang Lop Nur Potassium Salt Co., Ltd., Zhejiang Lvye Water Purifier
Technology Co., Ltd., CNOOC Tianjin Chemical Research and Design Institute Co., Ltd.
The main drafters of this document. Wang Honghai, Wei Qiong, Peng Juan, Yin Yunjian, Fan Shaofeng, Wang Mingdong, Liu Quanjun, Yu Haijun, Yang Yuming, Ruan Haibin,
Gong Chuangzhou, Yang Lin, Xu Kaihua, Wen Yanshen, Chen Yuying, Zhong Lei, An Xiaoying, Ding Ling, Zhang Xuemei, Li Jingfang, Xie Yinghao, Li Changdong.
This document was first published in.2016, and this is the first revision.
Sampling method for waste chemicals
1 Scope
This document specifies the safety measures, sampling, sample preparation and process control for waste chemical sampling and sample preparation.
This document is applicable to the sampling and sample preparation of waste chemicals.
This document does not apply to waste explosives, waste gases and waste aerosols (also known as "aerosols").
2 Normative references
The contents of the following documents constitute the essential provisions of this document through normative references in the text. Among them, dated references
For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to
this document.
GB/T 2007.1-1987 General rules for sampling and sample preparation of bulk mineral products Manual sampling method
GB/T 3723 General Rules for Sampling Safety of Industrial Chemical Products
GB 5085.7 General Rules for Hazardous Waste Identification Standards
GB/T 6680-2003 General Rules for Sampling of Liquid Chemical Products
GB/T 29329 Terminology of Waste Chemicals
HJ/T 298-2019 Technical Specification for Hazardous Waste Identification
3 Terms and Definitions
GB/T 2007.1-1987, GB/T 29329 and the following terms and definitions apply to this document.
3.1
batch
Waste chemicals with the same source, the same properties, and basically the same composition.
3.2
batch lot
Quantity of a batch of waste chemicals.
3.3
Increment
Waste chemicals obtained in one operation.
3.4
incrementquantity
The mass or volume of waste chemical that constitutes an incremental sample.
3.5
Sample number samplenumber
The number of incremental samples taken from a batch of waste chemicals.
3.6
small sample smalsample
A sample composed of two or more partial samples in a batch or after crushing and shrinking one by one.
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