Patinas for Metal Artists
Barometric Pressure and Humidity
Photo Processes and Formulas
Science Experiments
Laboratory Procedures
Biodiesel Processing
PVC Tubing. Sold in a 20 ft. length.
T-Shape Glass Tubing Connector, Tooled End, 3/8 inch Cat. No. - NC-10080 $2.95
T-Shape Glass Tubing Connector, Tooled End, 1/4 inch Cat. No. - NC-6461 $2.75
Glass Tubing Cutter, Griffin-Type Cat. No. - NC-0477 $13.95
Pyrex Glass Tubing, 6mm O.D., 15 inch, Pk/6 Cat. No. - NC-10890 $13.50