GB/T 31311-2014 Active National standards

GB/T 31311-2014 Metallurgical-grade fluorspar—Determination of lead content—Solvent extraction atomic absorption spectrometric method

GB/T 31311-2014 Metallurgical-grade fluorspar—Determination of lead content—Solvent extraction atomic absorption spectrometric method

Publish Date: 2014-12-05 Implement Date: 2015-09-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 31311-2014

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Metallurgical auxiliary raw material minerals

ICS Name: Non-metallic minerals

Publish Date: 2014-12-05

Implement Date: 2015-09-01

Pages: 8 pages

Scope

This standard specifies the atomic absorption spectrometry method for determining the lead content in fluorite extracted by solvents.
This standard is applicable to the determination of lead content in metallurgical-grade fluorite, with a measurement range (mass fraction) of 0.000 6% to 0.01%.

Development Information

Word Count: 13 Thousand words Pages: 8 pages

Referenced Standards

GB/T 6005-1997 Test sieves—Metal wire cloth, perforated metal plate and electroformed sheet—Nominal sizes of opening GB/T 6005-2008 Test sieves—Metal wire cloth,perforated metal plate and electroformed sheet—Nominal sizes of openings GB/T 6682-1992 Water for analytical laboratory use—Specification and test methods GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods GB/T 22564-2008 Fluorspar—Sampling and sample preparation

Adopt standards

ISO 9779:1993

Related Standards

GB/T 5463.1-1985 Replaced

GB/T 5463.1-1985 Non-metallic mineral products—Commonly used terms

Publish Date: 1985-10-12

GB/T 5463.2-1985 Replaced

GB/T 5463.2-1985 Technical terms of non-metallic mineral products—Talc

Publish Date: 1985-10-12

GB/T 5463.3-1986 Replaced

GB/T 5463.3-1986 Technical terms of non-metallic mineral products—Gypsum and anhydrite

Publish Date: 1986-09-01

GB/T 14505-1993 Replaced

GB/T 14505-1993 Method for chemical analysis of rocks and ores—General rules and regulations

Publish Date: 1993-06-19

GB/T 14506.10-1993 Replaced

GB/T 14506.10-1993 Silicate rocks—Determination of manganese oxide

Publish Date: 1993-06-19

GB/T 14506.11-1993 Replaced

GB/T 14506.11-1993 Silicate rocks—Determination of potassium oxide and sodium oxide

Publish Date: 1993-06-19