"Ward's Science"

Learn about the different types of media used to grow bacteria.

CAS Number: 7789-00-6
Formula Weight: 194.21
Formula: K2CrO4
Hazard Info: Toxic
Density (g/mL): 2.732
Freezing Point (°C): 975
Solubility: Water
Synonyms: Dipotassium Chromate, Neutral Potassium chromate
Shelf Life (months): 36
Storage: Blue

Meets AP Science Practices 4, 5, and 6

Learn about the materials that biomedical engineers use when creating prosthetic devices.

A Quick and Safe Method to Anesthetize Fruit Flies

Learn about amino acids, the building blocks of proteins, and how to separate and identify them using paper chromatography.

CAS Number: Mixture
Formula Weight: Mixture
Formula: Mixture
Density (g/mL): <1.0
Boiling Point (°C): >100
Synonyms: Formula II Dilute (Ready to Use)
Shelf Life (months): 36
Storage: Green

CAS Number: 1317-65-3
Formula Weight: 100.09
Formula: CaCO₃
Density (g/mL): 2.85
Synonyms: Calcium Carbonate, Marble Chips, Marble Rocks, Limestone Chips
Shelf Life (months): Indefinite
Storage: Green

CAS Number: 21908-53-2
Formula Weight: 216.59
Formula: HgO
Hazard Info: Toxic, Irritant
Density (g/mL): 11.1
Freezing Point (°C): 500
Solubility: Dilute Hydrochloric Acid and Nitric Acid
Synonyms: Mercuric Oxide, Red
Shelf Life (months): 36
Storage: Blue

Use Standardization Techniques to Determine Molarity

Impress your students with this fun demonstration.

Aligned to the next generation science standards.

Stain Set, Vital

AMMONIA SOLN HOUSEHOLD 4% 100ML

FERTILIZER LIQUID 100ML

IODINE-IODINE (KI) SOLUTION 1.85% 500ML