GOST 23409.4-1978
Moulding sands, moulding and core sand mixtures. Method for determination of aluminium oxide content

Standard No.

GOST 23409.4-1978

Release Date

1978

Published By

RU-GOST R

Latest

GOST 23409.4-1978

Scope

This standard applies to foundry sands, molding and core mixtures and establishes a photometric method for determining

GOST 23409.4-1978 Referenced Document

• GOST 199-1978 Reagents. Sodium acetate 3-aqueous. Specifications
• GOST 23409.0-1978 Moulding sands, moulding and core sand mixtures. General requirements for test methods
• GOST 23409.2-1978 Moulding sands, moulding and core sand mixtures. Method for determination of ferric oxide content
• GOST 3118-1977 Reagents. Hydrochloric acid. Specifications
• GOST 3760-1979 Reagents. Ammonia water. Specifications*， 1979-04-19 Update

GOST 23409.4-1978 history

• 1978 GOST 23409.4-1978 Moulding sands, moulding and core sand mixtures. Method for determination of aluminium oxide content