GB/T 18856.7-2008: Test methods for coal water mixture -- Part 7: Determination for pH value

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Scope

This Part of GB/T 18856 specifies the method overview, reagents, apparatuses, test procedures,
result expression, and precision for determining the pH value of coal water mixture.
This Part is applicable to various types of coal water mixture.

Basic Data

Standard ID	GB/T 18856.7-2008 (GB/T18856.7-2008)
Description (Translated English)	Test methods for coal water mixture -- Part 7: Determination for pH value
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	D21
Classification of International Standard	75.160
Word Count Estimation	5,562
Date of Issue	2008-07-29
Date of Implementation	2009-04-01
Older Standard (superseded by this standard)	GB/T 18856.14-2002
Quoted Standard	GB/T 6682
Regulation (derived from)	National Standard Approval Announcement 2008 No.12 (Total No.125)
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary	This standard specifies the method for measuring the pH of coal-water slurry feed, reagents, equipment, measuring step, outcome statements and precision and so on. This section applies to a variety of CWS.