SPECIAL APPARATUS
1. Cylinder Funnel Assembly: Select a 250 mL graduated cylinder having a
graduated section (0 to 250 mL mark) not less than 24 cm and not more
than 26 cm in length. Use a 75 mm, 60 degree powder funnel having a
stem 30 mm in length and 17 mm inside diameter; the stem end should be
square cut.
2. Vibrator: The SYNTRON Paper Jogger, Type J-1 is recommended;
available from FMC Corporation, Material Handling Equipment Division,
Homer City, PA 15748.