Copper (II) Nitrate Trihydrate, 500g, Laboratory Grade Physics_Density Single-degree graduations and a non-magnetic

Single-degree graduations and a non-magnetic plastic case allow this 100mm tangent compass to mount on any tangent galvanometer for precise direction-and-deflection readings

Inner diameter of neck measures 1"

the medium-strength option for classroom investigations into magnetic poles and field-line geometry

Plated spring arm with press knob and a single contact stud

Formulated to demonstrate urinalysis on a vitamin-C-containing sample

Copper (II) Nitrate Trihydrate, 500g, Laboratory Grade Physics_Density Single-degree graduations and a non-magneticHydrated copper (II) nitrate for electrochemistry, oxidation reactions, flame tests, and crystallization experiments in chemistry coursework.