ASTM D2121
ASTM D2121 – Standard Test Methods for Polymer Content of Styrene Monomer Description: Significance and Use 5.1 This test method can be used for determining polymer concentrations in styrene monomer. 5.2 This test method will not detect dimers and trimers. 5.3 This test method can be used for plant control and for specification analysis. Scope 1.1 These test methods …