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.
Calcium Carbide
CAS Number: 75-20-7
Formula: CaC2
Density: 2.20 g/mL
Freezing Point: 1700 to 2300°C
Solubility: Water
Synonyms: Acetylene Oxygen, Carbide
Shelf Life: 36 Months
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Calcium Chloride
CAS Number: Mixture
Formula: CaCl2
Freezing Point: 772 °C
Shelf Life: 12 Months
Storage: Green
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Calcium
CAS Number: 7440-70-2
Formula: Ca
Density: 1.54 g/mL
Boiling and Freezing Point: 1440°C, 842°C
Solubility: Acid
Synonyms: Calcium Metal
Shelf Life: 36 Months
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Calcium Sulfate Hemihydrate
CAS Number: 26499-65-0
Formula Weight: 145.15
Formula: CaSO4·12H2O
Density (g/mL): 2.8
Solubility: Water
Synonyms: Plaster of Paris, Dried Gypsum
Shelf Life (months): 36
Storage: Green
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Carbol Fuchsin Stain
CAS Number: 4197-24-4
Formula: C21H22CIN3
Shelf Life: 36 Months
Storage: Blue/Red
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Chromatography Solvent
CAS Number: Mixture
Formula Weight: Mixture
Density: 0.60—0.75 g/mL
Boiling and Freezing Point: 20—75°C, -73°C:
Solubility: Insoluble in Water
Synonyms: Petroleum Ether/Acetone 9:1
Shelf Life: 36 Months
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Citric Acid Anhydrous
CAS Number: 77-92-9
Density: 1.665 g/mL
Freezing Point: 153 °C
Solubility: Water, Alcohol and Ether
Synonyms: Propane Tricarboxylic Acid
Shelf Life: 12 Mouths
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Citric Acid Monohydrate
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
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Cobalt(II) Chloride Hexahydrate
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
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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
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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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Copper (II) Carbonate, Basic
CAS Number: 12069-69-1
Formula: CuCO3 CuOH2
Density: 4.0 g/mL
Solubility: Acids
Synonyms: Cupric Carbonate Basic, Copper Carbonate Hydroxide
Shelf Life: 36 Months
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Agar
CAS Number: 9012-36-6
Density: 1 g/mL
Freezing Point: 260 °C
Shelf Life: 36 Months
Storage: Green
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Albumin (Egg)
CAS Number: 9006-59-1
Formula: Natural Product
Density: 1.035 g/mL
Boiling and Freezing Point: Decomposes
Solubility: Insoluble in Water
Shelf Life: 12 Months
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Alizarin Red S
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
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Aluminum Ammonium Sulfate 12-Hydrate
CAS Number: 7784-26-1
Formula Weight: 453.33
Formula: AlNH4(SO4)2·12H2O
Hazard Info: Toxic
Density (g/mL): 1.645
Freezing Point (°C): 94.5
Solubility: Water and Glycerol
Synonyms: Ammonium Alum, Aluminum Ammonium Sulfate Dodecahydrate
Shelf Life (months): 36
Storage: Green