"WardsSci000264"

Heat treated for strength and durability. Polished head spring action vinyl grips.

Narrow mouth wash bottles are manufactured from LDPE.

Teach Students About Measurements with these Handy Sets

The movement of liquid currents due to differences in temperature is demonstrated by introducing dye into the water in the tube. One corner of the tube is heated and the movement of the dye clearly establishes the currents. The rectangular shaped tube measures 15×21 cm and has an opening at the top.

These funnels have large diameter stems for fast powder transfer.

Stirring rods with rounded ends, made of chemically-resistant polypropylene plastic.

Dropping bottles are available in clear or amber formats.

Best seller!

Rectangular density set.

Sorted colors. Plastic beads have 3.5 mm hole and 13 mm diameter. Set of 216.