ASTM C911 : 19

Standard Specification for Quicklime, Hydrated Lime, and Limestone for Selected Chemical and Industrial Uses

Standard Details

1.1 This specification covers lime and limestone products suitable for the following chemical and industrial uses:

Cooking rags

Sulfite pulp

Silica brick

Other water treatment uses

Calcium carbide

Grease

Calcium silicate products

Hypochlorite (bleach)

The following uses are addressed in other ASTM standards:

Use	Standard(s)
Neutralization of Waste Acid (Test Methods)	C400
Agricultural Liming Materials	C602
Soil Stabilization	C977
Asphalt	C1097
Flue Gas Desulfurization (Test Methods)	C1318
Drinking Water Softening	C1529
Waste and Wastewater Neutralization	C1529
Wastewater Treatment Plant Residuals (Biosolids) Stabilization	C1529 and D6249

1.2 The type designations in Table 1 signify the following:

Limestone, high-calcium—CL

Limestone, dolomitic—DL

Limestone, magnesian—ML

Quicklime, high-calcium—CQ

Quicklime, dolomitic—DQ

Quicklime, magnesian—MQ

Hydrated lime, high-calcium—CH

Hydrated lime, dolomitic—DH

Hydrated lime, magnesian—MH

1.3 The buyer shall designate the use, as listed in Table 1, and may specify one or more of the type designations in 1.1.

1.4 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 and health practices and determine the applicability of regulatory limitations prior to use.

1.5 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.

1.6 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.