GB/T 8152.10-2006: Methods for chemical analysis of lead concentrates -- Determination of silver and gold content -- Fire assay and flame atomic absorption spectrometric method using scorification or cupellation

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Scope

This Part specifies a fire assay and flame atomic absorption spectrometric procedure
for the determination of silver and gold contents of lead sulfide concentrates.
This Part is applicable to the determination of silver and gold in lead sulfide
concentrates containing 10 % (mass fraction) to 80% (mass fraction) lead.
This Part is applicable to Ag contents from 200 g/t to 2,000 g/t and Au contents from
0.1 g/t to 25 g/t.

Basic Data

Standard ID	GB/T 8152.10-2006 (GB/T8152.10-2006)
Description (Translated English)	Methods for chemical analysis of lead concentrates -- Determination of silver and gold content -- Fire assay and flame atomic absorption spectrometric method using scorification or cupellation
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	D42
Classification of International Standard	73.060
Word Count Estimation	25,284
Date of Issue	2006-08-24
Date of Implementation	2007-02-01
Older Standard (superseded by this standard)	GB/T 8152.9-1989; GB/T 8152.10-1989
Quoted Standard	ISO 385-1: 1984; ISO 048: 1977; ISO 1042
Adopted Standard	ISO 12740-1998 (E), IDT
Regulation (derived from)	China National Standard Approval Announcement 2006 No.9 (Total No.96)
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 of fire assay and flame atomic absorption spectrometry sulfide galena silver and gold content. This section applies to the lead content of 10% (mass fraction) was measured to 80 % (by mass) of the sulfide galena silver and gold content. This part of the measuring range: Ag: 200g/t ~ 2000g/t, Au