GOST 12645.5-1977
Indium. Methods for determination of arsenic

Standard No.

GOST 12645.5-1977

Release Date

1977

Published By

RU-GOST R

Latest

GOST 12645.5-1977

Replace

GOST 12645-1967

Scope

This standard establishes a visual colorimetric method for the determination of arsenic in India at a mass fraction of arsenic of 3x10 to the degree m

GOST 12645.5-1977 Referenced Document

• GOST 11125-1984 Super pure nitric acid. Specifications*， 1984-04-19 Update
• GOST 12645.0-1983 Indium. General requirements for methods of analysis*， 1983-04-19 Update
• GOST 18300-1987 Technical rectified ethyl alcohol. Specifications*， 1987-04-19 Update
• GOST 1973-1977 Arsenous anhydride. Specifications
• GOST 20288-1974 Reagents. Carbon tetrachloride. Specifications
• GOST 3118-1977 Reagents. Hydrochloric acid. Specifications
• GOST 3765-1978 Reagents. Ammonium molibdate. Specifications*， 1978-04-19 Update
• GOST 4204-1977 Reagents. Sulphuric acid. Specifications
• GOST 4232-1974 Reagents. Potassium iodide. Specifications
• GOST 4328-1977 Reagents. Sodium hydroxide. Specifications
• GOST 4461-1977 Reagents. Nitric acid. Specifications
• GOST 5830-1979 Reagents. Isoamyl alcohol. Specifications*， 1979-04-19 Update
• GOST 5841-1974 Reagents. Hydrazine sulfate
• GOST 6709-1972 Distilled water. Specifications

GOST 12645.5-1977 history

• 1977 GOST 12645.1-1977 Indium. Spectral method for determination of gallium, iron, copper, nickel, tin, lead, thallium and zinc
• 0000 GOST 12645-1967