Standard
Historical
Last Updated: May 22, 2019
Track Document
ASTM D3721-05(2011)
Standard Specification for Synthetic Red Iron Oxide Pigment
Standard Specification for Synthetic Red Iron Oxide Pigment
D3721-05R11
ASTM|D3721-05R11|en-US
Standard Specification for Synthetic Red Iron Oxide Pigment
Standard
D3721 Standard Specification for Synthetic Red Iron Oxide Pigment>
new
BOS Vol. 06.03 Committee D01
$
77.00
In stock
Abstract
This specification covers synthetic red iron oxide pigment for use in paints and coatings manufactured by any of the following: calcination of iron salts, precipitation from iron salts, calcination of synthetic iron oxide, and product of organic reduction. The pigment shall conform to the requirements prescribed for the following: total iron oxide content, sulfur content, moisture and other volatile matter content, organic coloring matter content, coarse particles in dry pigments (total residue retained), matter soluble in water, and pH value. If the pigments are available in a range of colors, the mass color and the tinting strength or character of the tint formed by mixture with a white pigment shall be within the specified limits. The sampling and test methods to determine conformance of the pigments to the specified properties are given.
Scope
1.1 This specification covers synthetic red iron oxide for use in paints and coatings manufactured by any of the following:
1.1.1 Calcination of iron salts.
1.1.2 Precipitation from iron salts.
1.1.3 Calcination of synthetic iron oxide.
1.1.4 Product of organic reduction.