Cast Iron Stump Base, 2.3", Black Entomology & Zoology_Dissection Stable-resistance 22 SWG bare constantan

Stable-resistance 22 SWG bare constantan wire on a 125g reel

Used as the positive-rail counterpart to the long black lead

this student molecular model set covers both inorganic and organic chemistry topics with durable plastic atoms and connecting links

and nucleus out of the cell body for hands-on organelle identification in cell biology teaching

Plastic-resin Hall's carriage at 5

Cast Iron Stump Base, 2.3", Black Entomology & Zoology_Dissection Stable-resistance 22 SWG bare constantanCast iron stump base with a black chemical resistant coating, 2. 3 inches wide and 1. 75 inches tall, supporting 13 mm rods for compact small scale laboratory stand setups.