"Ward's Science"
Rennet Tablets
CAS Number: 9073-79-4
Formula Weight: Mixture
Formula: Mixture
Density (g/mL): 1.3
Synonyms: microbial Rennet
Shelf Life (months): 36
Storage: Green
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Potassium Bisulfate
CAS Number: 7646-93-7
Formula Weight: 136.17
Formula: KHSO4
Density (g/mL): 2.245
Freezing Point (°C): 197
Solubility: Water
Synonyms: Potassium Hydrogen Sulfate
Shelf Life (months): 12
Storage: White
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VION™ Deionized Water, ASTM Type I Grade
CAS number: 7732-18-5
Formula weight: 18.02
Formula: H₂O
Meets the strictest standards defined by the American Society for Testing and Materials (ASTM)
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Lead(II) Acetate Trihydrate
CAS Number: 6080-56-4
Formula Weight: 379.34
Formula: Pb(CH3COO)2·3H2O
Hazard Info: Toxic, Irritant, Carcinogen
Density (g/mL): 2.55
Boiling Point (°C): 280
Freezing Point (°C): 75
Solubility: Water and Glycerin
Synonyms: Lead Acetate
Shelf Life (months): 12
Storage: Blue
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Phenolphthalein
CAS Number: 77-09-8
Formula: C20H14O4
Density: 1.299 g/mL
Solubility: Alcohol and Alkalis
Shelf Life: 36 Months
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Electrochemical Remediation of Wastewater
Save Time When Teaching Green Chemistry.
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Congo Red
CAS Number: 573-58-0
Formula Weight: 696.68
Formula: C32H22N6Na2O6S2
Hazard Info: Toxic
Solubility: Water and Alcohol
Synonyms: Direct Red 28, C.I. No. 22120, Congo Red Stain, Congo Red Biostain
Shelf Life (months): 36
Storage: Green
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Formalin Aceto-Alcohol
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
Synonyms: FAA Solution
Shelf Life (months): 36
Storage: Red
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Innovating Science® Forensic Chemistry of Unknown Substances
Learn about how investigators identify unknown substances to help solve crimes.
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Benzophenone
CAS Number: 119-61-9
Formula Weight: 182.22
Formula: (C6H5)2CO
Boiling Point (°C): 581
Freezing Point (°C): 47
Shelf Life (months): 36
Storage: Green
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Innovating Science® Ester Formation Kit
Identify the Chemical by its SMELL!
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Wards® STEM Investigations: Create Your Own Power
Set up an electrochemical cell using a variety of materials.
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Wright’s Blood Stain
CAS Number: 68988-92-1
Hazard Info: Flammable
Density (g/mL): 0.79
Boiling Point (°C): 65
Freezing Point (°C): -98
Solubility: Alcohol and water
Shelf Life (months): 36
Storage: Red
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Innovating Science® Acids, Bases, and the pH Scale
Learn about the differences between acids and bases and the pH scale.
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Ward's® AP Chemistry Investigation 14: Acid-Base Titrations: How does Chemical Structure Affect pH?
Meets AP Science Practices, 1, 2, 3, 4, 5, 6, and 7
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Cobalt
CAS Number: 7440-48-4
Formula Weight: 58.93
Formula: Co
Density (g/mL): 8.9
Boiling Point (°C): 2723
Freezing Point (°C): 1493
Solubility: Nitric Acid
Synonyms: Cobalt Metal Pieces
Shelf Life (months): 36
Storage: Green