ASTM-D6656 Standard Test Method for Determination of Chromic Oxide in Wet Blue (Perchloric Acid Oxidation)

ASTM-D6656 - 2016 EDITION - CURRENT
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Standard Test Method for Determination of Chromic Oxide in Wet Blue (Perchloric Acid Oxidation)
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Scope

1.1 This test method covers the determination of chromic oxide in Wet Blue that has been partly or completely tanned with chromium compounds. In general, the samples will contain chromium content between 1 % and 5 % when calculated as chromic oxide expressed upon a dry basis otherwise referred to as moisture-free basis (mfb).

1.2 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.3 This test method does not apply to Wet White.

1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. See Section 9 for specific safety hazards.

Keywords

blue stock; chrome content; chromic oxide; perchloric acid oxidation; Wet Blue;; ICS Number Code 59.140.10 (Processes and auxiliary materials); 71.040.40 (Chemical analysis)

To find similar documents by ASTM Volume:

15.04 (Soaps and Other Detergents; Polishes; Leather; Resilient Floor Coverings)

To find similar documents by classification:

59.140.10 (Processes and auxiliary materials)

71.040.40 (Chemical analysis Including analysis of gases and surface chemical analysis)

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Document Number

ASTM-D6656-16

Revision Level

2016 EDITION

Status

Current

Modification Type

Revision

Publication Date

Oct. 1, 2016

Document Type

Test Method

Page Count

4 pages

Committee Number

D31.02