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AS 4489.6.1-1997
[Current]Test methods for limes and limestones, Method 6.1: Lime index — Available lime
This standard outlines the available lime index of quicklime and hydrated lime designates those constituents that enter into the reaction under the conditions of this specified test method, otherwise known as the ‘rapid sugar test method’. The interpretation of results obtained by this test method is restricted by this definition. This test method is based on ASTM C 25, Test Methods for Chemical Analysis of Limestone, Quicklime and Hydrated Lime.
Published: 05/09/1997
Pages: 3
Table of contents
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Table of contents
Header
About this publication
1 SCOPE
2 PRINCIPLE
3 APPARATUS
3.1
4 REAGENTS
4.1 Hydrochloric acid, standard (1.000 mol/L)
4.2 Standardization of HC1 with Na2CO3
4.2.1 Procedure
4.2.2 Calculation
4.3 Phenolphthalein indicator (4%)
4.4 Sucrose solution
5 PROCEDURE
5.1 Procedure for quicklime
5.2 Procedure for hydrated lime
6 CALCULATION
6.1 Calculations for CaO
6.2 Calculation for Ca(OH)2
7 PRECISION AND BIAS
8 ALTERNATIVE PROCEDURE
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