"Ward's Science"

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

Create Potassium Alum Using Chemical Reactions

Easy way to test urban water for multiple factors.

Easy way to test plant samples for their required macronutrients.

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

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: 7440-21-3
Formula Weight: 28.09
Formula: Si
Density (g/mL): 2.3
Freezing Point (°C): 1440
Solubility: Mixture of Nitric and Hydrofluoric Acid and Alkalies
Shelf Life (months): 36
Storage: Green

CAS Number: 57-55-6
Formula Weight: 76.10
Formula: CH3CH(OH)CH2OH
Density (g/mL): 1.038
Boiling Point (°C): 187
Freezing Point (°C): -59
Solubility: Miscible with Water and Organic Solvents
Synonyms: 1,2-Propanediol
Shelf Life (months): 36
Storage: Green

CAS Number: 130-22-3
Formula Weight: 342.28
Formula: C₁₄H₇NaO₇S
Hazard Info: Irritant
Synonyms: Mordant Red 3, C.I. No. 58005
Shelf Life (months): 36
Storage: Green

CAS Number: 9000-30-0
Solubility: Water
Synonyms: Guar Flour
Shelf Life (months): 36
Storage: Green

CAS Number: 9005-25-8
Formula Weight: (162.15)n
Formula: (C6H10O5)n
Density (g/mL): 1.45-1.6
Solubility: Hot Water
Synonyms: Maize Starch
Shelf Life (months): 12
Storage: Green

Density: 150 g/mL
Freezing Point: 58 °C
Solubility: Water
Synonyms: Diammonium Carbonate, Crystal Ammonia
Shelf Life: 36 Months

CAS Number: 581-64-6
Formula Weight: 263.75
Formula: C₁₂H₁₀N₃SCl
Solubility: Hot Water
Synonyms: Lauth's Violet, Phenothiazin-5-ium, 3,7-diamino-, chloride
Shelf Life (months): 36
Storage: Green

CAS Number: Mixture
Formula Weight: Mixture
Density: 1.0 g/mL
Boiling and Freezing Point: Approximately 100°C, Approximately 0°C
Synonyms: Biuret Solution, Biuret Reagent
Shelf Life: 12 Months

Boiling Point: (°C): 117–118
CAS Number: 107-15-3
Density (g/mL): 0.898
Formula: H₂NCH₂CH₂NH₂
Formula Weight: 78.12
Freezing Point (°C): 11
Hazard Info: Flammable, Irritant, Toxic, Corrosive
Shelf Life (months): 36
Solubility: Water and Alcohol
Storage: Red

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

CAS Number: 36653-82-4
Formula Weight: 242.45
Formula: CH₃(CH₂)₁₄CH₂OH
Density (g/mL): 0.818
Boiling Point (°C): 190
Freezing Point (°C): 49-50
Synonyms: 1-Hexadecanol, Hexadecyl Alcohol
Shelf Life (months): 36
Storage: Green