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ASTM D5155-19 + Redline

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Standard Test Methods for Polyurethane Raw Materials: Determination of the Isocyanate Content of Aromatic Isocyanates

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1.1 These test methods are used to measure the isocyanate content of aromatic isocyanates used as polyurethane raw materials.

1.1.1 Test Method A—Unheated toluene-dibutylamine determines the toluene diisocyanate content, the amine equivalent and the isocyanate content of refined toluene-2,4-diisocyanate and toluene-2,6-diisocyanate, or mixtures of the two. Other isomers, if present, will be included in the determination. This test method is also applicable to other isocyanates of suitable reactivity and solubility.

Author ASTM
Editor ASTM
Document type Standard
Format File
ICS 83.080.20 : Thermoplastic materials
Number of pages 6
Replace ASTM D5155-14e1 + Redline
Year 2019
Document history ASTM D5155-14e1 + Redline
ASTM D5155-14 + Redline
ASTM D5155-10 + Redline
ASTM D5155-07 + Redline
ASTM D5155-96 + Redline
ASTM D5155-01 + Redline
Country USA
Keyword ASTM 5155;ASTM D5155;ASTM D5155;10.1520/D5155-19