"Ward's Science"

CAS Number: 5949-29-1
Formula: C6H8O7·H2O
Density: 1.542 g/mL
It Loses H2O at 100°C
Solubility: Water, Alcohol and Ether
Synonyms: Propane Tricarboxylic Acid
Shelf Life: 36 Months

Simulate the effects of soil compaction on plant growth in different soil types.

Model the toxicity of three different salts by determining the LD50.

CAS Number: 1336-21-6
Formula: NH4OH
Density: 0.900 g/mL
Boiling and Freezing Point: 36°C, -77°C
Synonyms: Ammonium Hydroxide Water Solution
Shelf Life: 36 Months

Provide students a durable lab work surface with these economical tables.

Learn About The Light Cycle In Photosynthesis

Freshwater; forms a colony of four, eight, 16 or 32 cells.

Live Cultures are supplied with media in 16 x 125 mm tubes, 2 oz. jars, or 8 oz. jars. Fast delivery is available directly from our laboratory. Please specify a delivery date.

Each culture shipment is prepared in our laboratories and includes the "Working with Algae & Cyanobacteria" manual which contains detailed instructions for subculturing and use.

Canadian Customers:
CFIA and PHAC regulations require customers to submit a completed inspection checklist and signed statement of facilities compliance before receiving certain cultures. A customer service representative will contact you if documentation is required.

With this classic AP chemistry experiment, students predict the outcome of stressors.

A series of potassium hydrogen phthalate samples with a range of known purities.

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

CAS Number: 7791-13-1
Formula: CoCl2 6H2O
Density: 1.92 g/mL
Solubility: Water, Alcohol, and Acetone
Synonyms: Cobaltous Chloride Hexahydrate, Cobalt Dichloride Hexahydrate
Shelf Life: 36 Months

CAS Number: 7440-44-0
Formula Weight: 12.01
Formula: C
Hazard Info: Flammable
Density (g/mL): 0.4-0.7
Shelf Life (months): 36
Storage: Green/Red

Learn about how yeast may use different options for energy production.

CAS Number: 56-81-5
Formula Weight: 92.10
Formula: HOCH₂CHOHCH₂OH
Hazard Info: Allergen
Density (g/mL): 1.2607
Boiling Point (°C): 290
Freezing Point (°C): 18
Solubility: Water and Alcohol
Synonyms: Glycerol
Shelf Life (months): 36
Storage: Green

Learn about biplastics and how their composition affects their physical properties.

CAS Number: 7647-01-0
Formula: HCl
Density: 1.16 mL
Boiling and Freezing Point: 81.11 to 85°C, -45°C
Solubility: Water
Synonyms: Muriatic Acid, Hydrogen Chloride
Shelf Life: 24 Months