"Ward's Science"

CAS Number: 1319-46-6
Formula: (PbCO₃)₂ • Pb(OH)₂
Formula Weight: 775.60
Freezing Point (°C): 400
Hazard Info: Toxic, Irritant
Shelf Life (months): 12
Solubility: Acids
Storage: Green
Synonyms: White Lead, Basic Lead Carbonate

Please Note: This product is designed for educational and teaching laboratories and no certificate of analysis is available.

CAS Number: Mixture
Formula Weight: Mixture
Formula: Mixture
Hazard Info: Flammable, Toxic
Density (g/mL): 0.7919-0.7955
Boiling Point (°C): 74-80
Freezing Point (°C): -114
Solubility: Water
Shelf Life (months): 12
Storage: Red

Determine if You have Acid Rain in Your Area.

Monitor and graph temperature change in an endothermic reaction.

A versatile, ready-to-use staining solution for staining mucopolysaccharides in human cells, such as liver and intestine cells.

Create Potassium Alum Using Chemical Reactions

CAS Number: 76093-98-6
Freezing Point (°C): 73-75
Shelf Life (months): 36
Storage: Blue

Easy way to test urban water for multiple factors.

Meets AP Science Practices 2, 4, 5, and 6

CAS Number: 7788-99-0
Formula Weight: 499.41
Formula: CrK(SO₄)₂·12H₂O
Hazard Info: Toxic
Density (g/mL): 1.813
Freezing Point (°C): 89
Solubility: Water
Synonyms: Chrom Alum Dodecahydrate
Shelf Life (months): 12
Storage: Green

Easy way to test water for carbon dioxide concentration.

The Principles of Stoichiometry Lab Activity is designed for students to see what types of reactions occur when different solutions are mixed together.

Easy way to test soil for the macronutrients that grow healthy plants.

Easy way to test plant samples for their required macronutrients.

CAS Number: 7440-47-3
Formula Weight: 52.00
Formula: Cr
Hazard Info: Toxic
Density (g/mL): 7.20
Boiling Point (°C): 2200
Freezing Point (°C): 1830
Solubility: Acids and Strong Alkalies
Synonyms: Chromium Metal
Shelf Life (months): 36
Storage: Green

CAS Number: 122-39-4
Formula Weight: Mixture
Formula: Mixture
Hazard Info: Toxic
Density (g/mL): 1.16-1.84
Boiling Point (°C): 275-325
Freezing Point (°C): <11
Solubility: Organic Solvents
Synonyms: Diphenylamine Oxidation-Reduction Indicator Solution, Diphenylamine-Sulfuric Acid Solution
Shelf Life (months): 36
Storage: White