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ASTM D6099-97

Standard Test Method for Polyurethane Raw Materials: Determination of Acidity in Moderate to High Acidity Aromatic Isocyanates
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1.1 this test method determines the acidity, expressed as parts per million (ppm) of HCI, in aromatic isocyanate samples of greater than 100-ppm acidity. The test method is applicable to products derived from toluene diisocyanate and methylene-bis(4-phenylisocyanate) (see Note 1).

Note 1- There is no similar or equivalent ISO standard.

SDO ASTM: ASTM International
Document Number D6099
Publication Date April 10, 1997
Language en - English
Page Count 3
Revision Level 97
Supercedes
Committee D20.22
Publish Date Document Id Type View
Feb. 1, 2024 D6099-24 Revision
Aug. 1, 2018 D6099-18 Revision
Sept. 1, 2013 D6099-13 Revision
Nov. 15, 2008 D6099-08 Revision
March 10, 2003 D6099-03 Revision
April 10, 1997 D6099-97 Revision