Low Voltage AC Power Pack, 6-12V 2A Subcategory_Brushes Fine 40-60 mesh iron filings

Fine 40-60 mesh iron filings in a 100-gram sprinkle bottle

this metal wave apparatus pairs the rotary handle with a degree scale so students can read phase against vertical displacement

and d2sp3 atoms for hybridization-and-geometry visualization

Seventy-eight-piece molecular model set with 45 atoms and 33 bonds for building basic organic and inorganic structures

lighting an LED at the 4mm sockets

Low Voltage AC Power Pack, 6-12V 2A Subcategory_Brushes Fine 40-60 mesh iron filingsTwo amp low voltage power pack delivering 6 to 12V AC for optical benches and demonstration apparatus, letting instructors tailor voltage to light sources and experiment specific requirements.