GB/T 47077-2026 Active National standards

GB/T 47077-2026 Test method for available alkali content of mineral admixtures

GB/T 47077-2026 Test method for available alkali content of mineral admixtures

Publish Date: 2026-01-28 Implement Date: 2026-08-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: GB/T 47077-2026

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Concrete, aggregates, mortar, and grout

ICS Name: Concrete and concrete products

Publish Date: 2026-01-28

Implement Date: 2026-08-01

Pages: 16 pages

Scope

This document describes the principles, test conditions, reagents and materials, instruments and equipment, sample preparation, test procedures, test data processing, and test reports for the determination of the effective alkali content of mineral admixtures in cement-based materials. This document is applicable to the determination of the effective alkali content that can be solubilized from mineral admixtures in cement-based materials.

Development Information

Word Count: 17 Thousand words Pages: 16 pages

Referenced Standards

GB/T 622-2006 Chemical reagent—Hydrochloric acid GB/T 679-2002 Chemical reagent—Ethanol GB 1253-1989 Working chemical—Sodium chloride GB 1253-2007 Working chemical—Sodium chloride GB/T 1914-1993 Chemical analytical filter paper GB/T 1914-2007 Chemical analytical filter paper GB/T 1914-2017 Chemical analytical filter paper GB/T 6003.1-1997 Test sieves of metal wire cloth GB/T 6003.1-2012 Test sieves—Technical requirements and testing—Part 1:Test sieves of metal wire cloth GB/T 6003.1-2022 Test sieves—Technical requirements and testing—Part 1:Test sieves of metal wire cloth GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods GB 8076-1997 Concrete admixtures GB 8076-2008 Concrete admixtures GB/T 8076-2025 Concrete admixtures GB 10736-1989 Working chemical Potassium chloride GB 10736-2008 Working chemical—Potassium chloride GB/T 12806-2011 Laboratory glassware—One-mark volumetric flasks GB/T 12808-2015 Laboratory glassware—One mark pipettes GB/T 15724-2008 Laboratory glassware—Beakers GB/T 15724-2024 Laboratory glassware—Beakers GB/T 15724.1-1995 Laboratory glassware—Beaker GB/T 15724.2-1995 Laboratory glassware—Conical beaker HG/T 4101-2009 Chemical reagents, phenolphthalein JB/T 10058-2000 Flame photometer technical specification

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