GB/T 21806-2008 English PDF

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GB/T 21806-2008: Chemicals -- Fish, juvenile growth test
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 21806-2008	274	Add to Cart	3 days	Chemicals -- Fish, juvenile growth test	Valid

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Basic data

Standard ID: GB/T 21806-2008 (GB/T21806-2008)
Description (Translated English): Chemicals -- Fish, juvenile growth test
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: A80
Classification of International Standard: 13.300; 13.020.40
Word Count Estimation: 14,149
Date of Issue: 2008-05-12
Date of Implementation: 2008-09-01
Adopted Standard: OECD No.215-2000, IDT
Regulation (derived from): Announcement of Newly Approved National Standards No. 7, 2008 (No. 120 overall)
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
Summary: This standard specifies the chemical fish larval growth test method outlined, test preparation, test procedures, quality assurance and quality control, data and reports. This standard applies to evaluation of chemical substances on the growth of juvenile prolonged exposure effect.

GB/T 21806-2008: Chemicals -- Fish, juvenile growth test

---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.
Chemicals. Fish, juvenile growth test ICS 13.300; 13.020.40 A80 National Standards of People's Republic of China Chemicals fish larvae growth test Posted 2008-05-12 2008-09-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard is identical with the Organisation for Economic Co-operation and Development (OECD) guidelines for testing of chemicals No. 215 (2000), "Fish larvae grow again Test "(in English). This standard made the following editorial changes. Test conditions; --- Adjust the terms and definitions from the appendix to the original text content. This standard Annex A, Annex B and Annex C is informative appendix. This standard is managed by the National Standardization Technical Committee chemicals dangerous (SAC/TC251) and focal points. This standard is drafted by. Environmental Protection Department of Chemical Registration Center. Participated in the drafting of this standard. Shanghai Academy of Environmental Sciences, Ministry of Environmental Protection, Nanjing Institute of Environmental Sciences, Shenyang Chemical Research Institute Safety Evaluation Center. The main drafters of this standard. Lu Ling, Shen Ying baby, Zhou Hong, Liangdan Tao, Hu Shuangqing, Han Zhihua, Chen. Chemicals fish larvae growth test

1 Scope

This standard specifies the method of fish larvae growth test chemicals overview, test preparation, test procedures, quality assurance and quality control, Data and reports. This standard applies to the evaluation of exposure to chemicals on the growth of juvenile extended.

2 Terms and definitions

The following terms and definitions apply to this standard. 2.1 2.2 Test test substance directly below the LOEC set the intensity. 2.3 Effect Concentration EC x0 Compared with the control group, the growth rate of change caused by the test fish x0% of the test concentration. 2.4 Fish fresh weight per liter of water. 2.5 The number of fish per liter of water. 2.6 According to the initial weight of a single fish derived growth rate. 2.7 The average growth rate at a certain concentration in a container of fish. 2.8 With initial average weight of the entire container of fish compared to derive a single average growth rate of fish.

3 test substance information

a) structural formula; b) purity; c) solubility in water; d) vapor pressure; e) hydrolysis of the dissociation constant (pKa); ......

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