Capacitance Substitution Box, Model 1138 Capacity_2000mL Compact 14 by 12 by

Compact 14 by 12 by 11 cm autoclavable polypropylene basket organizes test tubes during experiments

this three-finger lab clamp pairs vinyl-coated prongs with a swivel bosshead for flexible rod mounting

this bottle of coarse 20-mesh iron filings is a staple for classroom magnetism and field-pattern demonstrations

Sized for compact classroom display

Hand-painted 4-part human brain model separates into cortical hemispheres and brain-stem regions for lobed-anatomy teaching at introductory biology levels

Capacitance Substitution Box, Model 1138 Capacity_2000mL Compact 14 by 12 byTwelve position rotary capacitance substitution box selecting one capacitor at a time, providing a quick swap in reference for general purpose AC circuit and timing experiment work.