Specified for the distillation of bituminous samples. Flasks have a 10mm I.D. sidearm. Reference: ASTM D 20 Test Method for Distillation of Road Tars. ASTM D 246 Method for Distillation of Creosote and Creosote Coal Tar Solutions. ASTM D 402 Test Method for Distillation of Cut-Back Asphaltic (Bituminous) Products. ASTM D 2569 Test Method for Distillation of Pitch.
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