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B51-14 (R2019) – Boiler, pressure vessel, and pressure piping code

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ISO 6791:1981

ISO 6791:1981 Carbonaceous materials for the production of aluminium – Pitch for electrodes – Determination of contents of quinoline-insoluble material

CDN $85.00

Description

Specifies a conventional gravimetric method for the determination. A test portion ist reated with quinoline in a beaker at 70 to 80 °C for 15 to 20 min. Then the dissolved test portion and the residue are brought to a Hartley funnel fitted with a filter pad, and are filtered. The washed and dried residue on the filter pad is weighed.

Edition

1

Published Date

1981-11-01

Status

PUBLISHED

Pages

3

Language Detail Icon

English

Format Secure Icon

Secure PDF

Abstract

Specifies a conventional gravimetric method for the determination. A test portion ist reated with quinoline in a beaker at 70 to 80 °C for 15 to 20 min. Then the dissolved test portion and the residue are brought to a Hartley funnel fitted with a filter pad, and are filtered. The washed and dried residue on the filter pad is weighed.

Previous Editions

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