"Ward's Science"

Observe osmosis in Living Tissue.

Use an overhead projector to study the reaction of Le Chatelier’s principle.

Create fireworks by conducting a chemical reaction underwater.

Demonstrate polymer chemistry.

Observe color changes through chemical redox reactions of complex ions.

Two solutions are poured together in a beaker and form a gel. The gel can be ignited with a match. Commercially this gel is sold as Sterno®.

To assist in the differentiation of enteric organisms the medium provides three tests - indole production, production of hydrogen sulfide by organisms that can reduce sulfur, and motility.

Often mistaken for beetles, these wingless crustaceans live their whole lives on land, feeding on decaying organic matter.

NOTICE: CONFORMS TO ASTM D-4236.


WARNING: CHOKING HAZARD–Small Parts. Not for children under 3 yrs.

Use natural balsam canada resin in xylene as a mounting medium to prepare permanent sample slides.

Tested to ensure ultra pure quality for molecular biology and sensitive analytical applications.

This water is tested and 0.035 μm filtered for maximum suitability in microbiological applications.

You will receive a sample of both green and brown hydra mixed together, allowing you to observe the differences between the two organisms.

CAS Number: 13478-10-9
Formula Weight: 198.81
Formula: FeCl2·4H2O
Density (g/mL): 1.93
Boiling Point (°C): 1026
Freezing Point (°C): 105-115
Solubility: Water
Synonyms: Ferrous Chloride Tetrahydrate, Iron(II) Chloride 4-Hydrate
Shelf Life (months): 12
Storage: White

CAS Number: 1314-13-2
Formula Weight: 81.39
Formula: ZnO
Hazard Info: Toxic (fumes)
Density (g/mL): 5.1
Freezing Point (°C): 1975
Solubility: Acids and Alkalies
Shelf Life (months): 36
Storage: Green

CAS Number: 10043-35-3
Formula Weight: 61.83
Formula: H₃BO₃
Hazard Info: Toxic, Irritant
Density (g/mL): 1.4
Solubility: Water, Alcohol and Glycerol
Synonyms: Boracic Acid
Shelf Life (months): 36
Storage: Green