GOST 20997.2-1981
Thallium. Method of spectral determination of aluminium, iron, copper, nickel, tin, silver and lead

Standard No.

GOST 20997.2-1981

Release Date

1981

Published By

RU-GOST R

Latest

GOST 20997.2-1981

Replace

GOST 20997.2-1975

Scope

This standard specifies a method for the spectral determination of iron, aluminum, copper, nickel, tin, silver and lead in thallium at mass

GOST 20997.2-1981 Referenced Document

• GOST 11069-1974 Primary aluminium. Grades
• GOST 11125-1984 Super pure nitric acid. Specifications*， 1984-04-19 Update
• GOST 13610-1979 Iron carbonyl for radiotechnical uses. Specifications
• GOST 18300-1987 Technical rectified ethyl alcohol. Specifications*， 1987-04-19 Update
• GOST 18337-1995 Thallium. Specifications*， 1995-04-19 Update
• GOST 20997.0-1981 Thallium. General requirements for methods of spectral analysis
• GOST 23463-1979 High-purity powdery graphite. Specifications
• GOST 3778-1998 Lead. Specifications*， 1998-04-19 Update
• GOST 4461-1977 Reagents. Nitric acid. Specifications
• GOST 6709-1972 Distilled water. Specifications
• GOST 6836-1980 Silver and silver alloys. Marks
• GOST 849-1997 Primary nickel. Specifications*， 1997-04-19 Update
• GOST 859-1978 Copper. Grades
• GOST 860-1975 Tin. Specifications

GOST 20997.2-1981 history

• 1981 GOST 20997.2-1981 Thallium. Method of spectral determination of aluminium, iron, copper, nickel, tin, silver and lead
• 0000 GOST 20997.2-1975