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📜 Standard Overview and Scope ASTM D602-81 (Reapproved 2019) provides the standard specification for barium sulfate pigments, specifically the naturally occurring barytes and the chemically precipitated blanc fixe. This specification is critical for industries such as paints, coatings, plastics, andā¦
The D6020 −00 (Reapproved 2020) standard practice provides a definitive method for calculating the combined (non-mineral) tanning agents and the degree of tannage in vegetable-tanned leather and leather containing organic retannages. It is essential for quality control and material characterizationā¦
🧪 Purpose and Scope of ASTM D6019-20 ASTM D6019-20, designated as the “Test Method for Determination of Chromic Oxide in Basic Chromium Tanning Liquors (Ammonium Persulfate Oxidation),” provides a definitive procedure for quantifying chromium content in tanning baths. This methodā¦
🔬 Scope and Significance of the Test This test method, designated ASTM D6018-96 (Reapproved 2012), is used for qualitatively determining the presence of lead salts in leather. Lead salts may be present in pigments used during leather manufacture, and thisā¦
🧪 Scope and Significance ASTM D6016-17 (Reapproved 2023) specifies a standard test method for the quantitative determination of water extractable nitrogen in leather. This method identifies nitrogen-containing water extractable materials such as excess and loosely bound tannins, ammonium salts, andā¦
ASTM D6017-97 (Reapproved 2020) defines a standardized gravimetric test method for the quantitative determination of magnesium sulfate, commonly known as Epsom salt, in leather. This method is specifically designed to distinguish magnesium sulfate from other water-soluble non-tanning salts present inā¦
📐 Specimen Geometry and Preparation Section 7 of the standard specifies a square of leather approximately 4 in. by 4 in. (102 mm by 102 mm) as the required test specimen. Sampling is conducted strictly per Practice D2813, and conditioningā¦
📐 Test Scope and Significance This standard, designated ASTM D6013-00 (Reapproved 2024), covers the determination of launderability of dyed leathers with or without a pigment finish. The procedure is primarily intended to evaluate the ability of a leather specimen toā¦
🧪 Scope and Significance ASTM D6014-00 (Reapproved 2023), the Standard Test Method for Determination of Dynamic Water Absorption of Leather Surfaces, defines a procedure for evaluating the degree of wettability of a leather surface. The method is primarily utilized toā¦
ASTM D6012-03, reapproved in 2021, is the Standard Test Method for Determination of Resistance of Leather to (Bleeding) Color Stain Transfer. This standard is issued under the fixed designation D6012 and has been approved for use by agencies of theā¦