Secchi Disc with Holding String Lab Equipment_Sterilization Equipment Liquid propane Bunsen burner provides

Liquid propane Bunsen burner provides standard flame heating for chemistry and biology classroom laboratories at the benchtop

open at one end for mercury barometer construction and atmospheric pressure demonstrations

Polished hardwood test tube rack holding 12 tubes up to 25 mm across twelve draining pins

sized for short-reach high-current branched circuits where shielded-plug safety is required

Collisions kit with a 48-inch track

Secchi Disc with Holding String Lab Equipment_Sterilization Equipment Liquid propane Bunsen burner providesLowers into ponds, lakes, or streams on its holding string until the alternating black and white quadrant pattern disappears, giving a direct field reading of water clarity.