GOST 20996.11-2015
GOST 20996.11−2015 Selenium technical. Method for the determination of mercury
GOST 20996.11−2015
INTERSTATE STANDARD
SELENIUM TECHNICAL
Method for the determination of mercury
Technical selenium. Method of mercury determination
ISS 77.120.99
Date of introduction 2016−11−01
Preface
Goals, basic principles and main procedure of works on interstate standardization established in GOST 1.0−92 «interstate standardization system. Basic provisions» and GOST 1.2−2009 «interstate standardization system. Interstate standards, rules and recommendations on interstate standardization. Rules of development, adoption, application, renewal and cancellation"
Data on standard
1 DEVELOPED by the Technical Committee for standardization TC 368 «Copper"
2 recorded by the Interstate technical Committee for standardization MTK 503 «Copper"
3 ACCEPTED by the Interstate Council for standardization, Metrology and certification (minutes from March 27, 2015 N 76-P)
The adoption voted:
Short name of the country on MK (ISO 3166) 004−97 | Country code, pomc (ISO 3166) 004−97 |
Abbreviated name of the national authority for standardization |
Armenia | AM |
The Ministry Of Economic Development Of The Republic Of Armenia |
Belarus | BY |
Gosstandart Of The Republic Of Belarus |
Kazakhstan | KZ |
Gosstandart Of The Republic Of Kazakhstan |
Kyrgyzstan | KG |
Kyrgyzstandard |
Russia | EN |
Rosstandart |
Tajikistan | TJ |
Tajikstandart |
Uzbekistan | UZ |
Uzstandard |
4 by Order of the Federal Agency for technical regulation and Metrology dated 17 February 2016 N 44 St interstate standard GOST 20996.11−2015 promulgated as the national standard of the Russian Federation from November 1, 2016.
5 REPLACE GOST 20996.11−82
Information about the changes to this standard is published in the annual reference index «National standards», and the text changes and amendments — in monthly information index «National standards». In case of revision (replacement) or cancellation of this standard a notification will be published in the monthly information index «National standards». Relevant information, notification and lyrics are also posted in the information system of General use — on the official website of the Federal Agency for technical regulation and Metrology on the Internet
1 Scope
This standard specifies the extraction-photometric method of measuring the mass fraction of mercury (in the range from 0.002% to 0,060%).
2 Normative references
The present standard features references to the following international standards:
GOST 61−75 Reagents. The acetic acid. Specifications
GOST 199−78 Reagents. Sodium acetate 3-water. Specifications
GOST 1770−74 laboratory Glassware measuring glass. Cylinders, beakers, flasks, test tubes. General specifications
GOST 3118−77 Reagents. Hydrochloric acid. Specifications
GOST 3760−79 Reagents. The aqueous ammonia. Specifications
GOST 4165−78 Reagents. Copper (II) sulfate 5-water. Specifications
GOST 4204−77 Reagents. Sulphuric acid. Specifications
GOST 4461−77 Reagents. Nitric acid. Specifications
GOST 4658−73 Mercury. Specifications
GOST 6709−72 distilled Water. Specifications
GOST 8864−71 Reagents. Sodium N, N-diethyldithiocarbamate 3-water. Specifications
GOST 10929−76 Reagents. Hydrogen peroxide. Specifications
GOST 20288−74 Reagents. The carbon tetrachloride. Specifications
GOST 20490−75 Reagents. Potassium permanganate. Specifications
GOST 20996.0−2014 Selenium technical. General requirements for methods of analysis
GOST 24104−2001laboratory Scales. General technical requirements
_______________
On the territory of the Russian Federation GOST R 53228−2008 «Scales non-automatic actions. Part 1. Metrological and technical requirements. Test».
GOST 25336−82 Glassware and equipment laboratory glass. The types, basic parameters and dimensions
GOST ISO 5725−6-2003Accuracy (trueness and precision) of methods and measurement results. Part 6. The use of precision values in practice
_______________
On the territory of the Russian Federation GOST R ISO 5725−6-2002 «Accuracy (trueness and precision) of methods and measurement results. Part 6. The use of precision values in practice».
Note — When using this standard appropriate to test the effect of reference standards in the information system of General use — on the official website of the Federal Agency for technical regulation and Metrology on the Internet or in the annual information index «National standards» published as on January 1 of the current year, and the editions of the monthly information index «National standards» for the current year. If the reference standard is replaced (changed), when using this standard should be guided by replacing (amended) standard. If the reference standard is cancelled without replacement, then the situation in which the given link applies to the extent that does not affect this link.
3 General provisions
General requirements for methods of measurements GOST 20996.0.