Chemicals for Science Education
Chemicals for science education are available in easy-to-use formats with instructions for students to be introduced to a variety of subjects. These chemicals can be purchased in individual amounts or bulk kits for compatibility with classroom-sized demonstrations or independent studies. Products are designed for educational and teaching laboratories, and may or may not come with a certificate of analysis when ordered.
Barium
CAS Number: 7440-39-3
Formula Weight: 137.34
Formula: Ba
Hazard Info: Flammable
Density (g/mL): 3.74
Boiling Point (°C): 1695
Freezing Point (°C): 850
Shelf Life (months): 36
Storage: Red
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Magnesium Hydroxide
CAS Number: 1309-42-8
Formula Weight: 58.32
Formula: Mg(OH)2
Solubility: Dilute Acids
Synonyms: Milk of Magnesia, Magnesium Hydrate
Shelf Life (months): 36
Storage: Green
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Mercury(II) Chloride
CAS Number: 7487-94-7
Formula Weight: 271.50
Formula: HgCl2
Hazard Info: Highly Toxic
Density (g/mL): 5.44
Boiling Point (°C): 300
Freezing Point (°C): 277
Solubility: Water, Alcohol, and Acetic Acid
Synonyms: Mercuric Chloride, Mercury Bichloride, Mercury Dichloride
Shelf Life (months): 12
Storage: Blue
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Methyl Green/Pyronin Y
Formula Weight: Mixture
Formula: Mixture
Density (g/mL): Approximately 1
Synonyms: Methyl Green/Pyronin Y Biological Stain Solution
Shelf Life (months): 36
Storage: Green
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Octyl Alcohol
CAS Number: 111-87-5
Formula: CH3CH26CH2OH
Density: 1.48 g/mL
Boiling Point: 195°C
Solubility: Miscible with Alcohol, Chloroform, and Mineral Oil
Synonyms: 1-Octanol, Capryl Alcohol, Octan-1-ol
Shelf Life: 36 Months
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Orange IV
CAS Number: 554-73-4
Formula Weight: 375.38
Formula: C18H14N3NaO3S
Solubility: Water and Alcohol
Synonyms: Tropaeolin OO, Acid Orange 5
Shelf Life (months): 36
Storage: Green
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Papain
CAS Number: 9001-73-4
Solubility: Water and Glycerol
Synonyms: Papayotin, Vegetable Pepsin
Shelf Life (months): 36
Storage: Green
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Phenol
CAS Number: 108-95-2
Formula Weight: Mixture
Formula: Mixture
Hazard Info: Toxic, Irritant (absorption and inhalation)
Density (g/mL): 1.05
Boiling Point (°C): 181
Freezing Point (°C): 5-17
Solubility: Water and Organic Solvents
Shelf Life (months): 12
Storage: Blue
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Phenythiourea
CAS Number: 103-85-5
Formula Weight: 152.22
Formula: C6H5NHCSNH2
Density (g/mL): 1.30
Freezing Point (°C): 145-150
Solubility: Slightly in Water
Synonyms: Phenylthiocarbamide, PTC
Shelf Life (months): 36
Storage: Blue
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Potassium Ferricyanide
CAS Number: 13746-66-2
Formula Weight: 329.26
Formula: K3Fe(CN)6
Hazard Info: Oxidizer, Toxic
Density (g/mL): 1.85
Solubility: Water and Alcohol
Synonyms: Red Prussiate of Potash
Shelf Life (months): 36
Storage: Yellow
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Potassium Sulfate
CAS Number: 7778-80-5
Formula Weight: 174.27
Formula: K2SO4
Density (g/mL): 2.662
Boiling Point (°C): 1067
Freezing Point (°C): 1689
Solubility: Water
Synonyms: Sal Polychrestum
Shelf Life (months): 36
Storage: Green
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Propionic Acid
CAS Number: 79-09-4
Formula Weight: 74.08
Formula: CH3CH2COOH
Hazard Info: Flammable, Corrosive
Density (g/mL): 0.9950
Boiling Point (°C): 140.8
Freezing Point (°C): -20.7
Solubility: Water, Alcohol, and Chloroform
Synonyms: Propanoic Acid
Shelf Life (months): 36
Storage: White
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Sodium Alginate
CAS Number: 9005-38-3
Formula Weight: Mixture
Formula: Mixture
Solubility: Hot Water
Synonyms: Alginic Acid
Shelf Life (months): 36
Storage: Green
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Sodium Chromate Anhydrous
CAS Number: 7775-11-3
Formula Weight: 161.99
Formula: Na2CrO4
Hazard Info: Toxic
Density (g/mL): 2.723
Freezing Point (°C): 792
Solubility: Water and Alcohol
Synonyms: Disodium Chromate(VI), Chromate of Soda
Shelf Life (months): 36
Storage: Blue
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Sodium Dodecyl Sulfate
CAS Number: 151-21-3
Formula: CH3CH211OSO3Na
Freezing Point: 204 to 207°C
Solubility: Water and Alcohol
Synonyms: Sodium Lauryl Sulfate, SDS
Shelf Life: 36 Months
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Thymolphthalein
CAS Number: 125-20-2
Formula Weight: Mixture
Formula: Mixture
Density (g/mL): 0.79
Boiling Point (°C): 74-80
Freezing Point (°C): -114
Solubility: Alcohol and Acetone
Shelf Life (months): 36
Storage: Red