Kit, Determination of the Properties of Buffer Solutions, Includes:1x30 g Sodium Acetate, trihydrate, 2x25 g Ammonium Chloride, 1x30 g Sodium Bicarbonate, 4x25 g NaCl, to make 800ml of 0.5M Solution, to make 800ml of 0.5M Solution, 1x15 ml Sodium Hydroxide
Determination of the Hardness of Water, Kit Includes:4x500 ml EDTA Solution, 0.005M, 2x200 ml Buffer Solution, 2x15 ml EBT Solution (Eriochrome Black, 0.1%) UN1219
Diffraction Apparatus, Used to map light intensity versus position for many-slit geometries, Slits are made by depositing metal film on glass, creating extraordinarily clean slits with fully opaque blocking areas.