ASTM D970-86(1999) PDF

1.1 These test methods cover para red and toluidine red pigments (toners) in the dry form commercially known as "pure."

1.2 This standard does not purport to address all of the safety problems, 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.>