ASTM International - ASTM D5155-96
Standard Test Methods for Polyurethane Raw Materials Determination of the Isocyanate Content of Aromatic Isocyanates
|Publication Date:||10 November 2001|
|ICS Code (Thermoplastic materials):||83.080.20|
1.1 These test methods measure the isocyanate content of aromatic isocyanates used as polyurethane raw materials.
1.1.1 Test Method A-Unheated toluene-dibutylamine
1.1.2 Test Method B-Heated toluene-dibutylamine
1.1.3 Test Method C-Unheated trichlorobenzene-tol
1.2 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.For specific warning and precautionary statements, see Note 1.
Note 2-Method C of this test method is equivalent to Method B of ISO 14896.