Lead Sensor Kit, Material for (25) tests and/or calibrations for measurement of Lead in water, include: 25 sensors and cuvettes, 25 sample tubes with buffer, 25 syringes (1mL), 15 disposable transfer pipettes, analyte standard solution
Flint Standard Wall Glass Tubing, Machine-made tubing is designed from a formula that combines all the properties necessary for easy bending and blowing work, Lead and Potash-Free, Uniform Diameter and Wall Thickness, Dimension: 0.7 x 122 cm
Dixon Phano Nontoxic China Markers, Nontoxic, Paper Wrapped, Black, Ideal for marking on glass, plastic, film, paper, metal, rubber, almost any surface. Bright colors deliver vivid marks. Marks easily wipe away clean from any smooth surface.
Dynamics System, An economical way to teach dynamics including, but not limated to, position, velocity, acceleration, force, elastic and in elastic collisions, momentum