ASTM C821-22 PDF

Scope: 1.1 This specification covers all types of commercial hydrated lime such as: high-calcium, magnesian, or dolomitichydrated lime. By-product limes and slaked quick limes in dry, wet, or slurried form are also included. 1.2 Units—The values stated in either SI units or inchpound units are to be regarded separately as standard. The values stated in each system are not necessarily exact equivalents; therefore, to ensure conformance with the standard, each system shall be used independently of the other, and values from the two systems shall not be combined. 1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.4 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

ASTM C821-22 Referenced Document

ASTM C1271 Standard Test Method for X-ray Spectrometric Analysis of Lime and Limestone
ASTM C1301 Standard Test Method for Major and Trace Elements in Limestone and Lime by Inductively Coupled Plasma-Atomic Emission Spectroscopy 40;ICP41; and Atomic Absorption 40;AA41;
ASTM C204 Standard Test Methods for Fineness of Hydraulic Cement by Air-Permeability Apparatus
ASTM C25 Standard Test Methods for Chemical Analysis of Limestone, Quicklime, and Hydrated Lime
ASTM C50 Standard Practice for Sampling, Sample Preparation, Packaging, and Marking of Lime and Limestone Products*， 2024-04-22 Update
ASTM C51 Standard Terminology Relating to Lime and Limestone (as Used by the Industry)*， 2023-10-01 Update
ASTM C593 Standard Specification for Fly Ash and Other Pozzolans for Use With Lime