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.
Urease
CAS Number: 9002-13-5
Solubility: Water
Synonyms: Bean Meal
Shelf Life: 36 Months
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Yeast
CAS Number: 6876-77-7 Brewer's/8013-01-2 Active Dry
Formula: Mixture
Shelf Life: 12 Months
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Zinc Chloride
CAS Number: 7646-85-7
Formula: ZnCl2
Density: 2.91 g/mL
Boiling Point: 732°C
Freezing Point: 290°C
Solubility: Water and Alcohol
Shelf Life: 36 Months
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Zinc Nitrate 6-Hydrate
CAS Number: 10196-18-6
Formula: ZnNO32 6H2O
Density: 2.065 g/mL
Boiling Point: 105-130°C
Freezing Point: 36.4°C
Solubility: Water and Alcohol
Shelf Life: 36 Months
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Zinc Sulfate 7-Hydrate
CAS Number: 7446-20-0
Formula Weight: 287.54
Formula: ZnSO4·7H2O
Hazard Info: Irritant
Density (g/mL): 1.97
Freezing Point (°C): 100
Solubility: Water
Shelf Life (months): 12
Storage: Green
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p-Dichlorobenzene
CAS Number: 106-46-7
Formula Weight: 147.00
Formula: C6H4Cl2
Hazard Info: Toxic, Irritant
Density (g/mL): 1.458
Boiling Point (°C): 174
Freezing Point (°C): 53
Solubility: Organic Solvents
Synonyms: 1,4-Dichlorobenzene, para-Dichlorobenzene
Shelf Life (months): 12
Storage: Blue
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Pepsin
CAS Number: 9001-75-6
Freezing Point: 100 °C
Solubility: Water
Synonyms: Pepsinum
Shelf Life: 12 Months
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Petroleum Ether
CAS Number: 8032-32-4
Formula Weight: Mixture
Formula: Mixture
Hazard Info: Flammable
Density (g/mL): 060-075
Boiling Point (°C): 20-75
Freezing Point (°C): <73
Solubility: Miscible with Organic Solvents
Synonyms: Ligroin
Shelf Life (months): 12
Storage: Red
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Phenol Red
CAS Number: 34487-61-1
Formula: C19H13NaO5S
Solubility: Water
Shelf Life: 36 Months
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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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Phosphoric Acid
CAS Number: 7664-38-2
Formula Weight: 98.00
Formula: H3PO4
Hazard Info: Corrosive, Toxic, Irritant
Density (g/mL): >1.573
Boiling Point (°C): 135-158
Freezing Point (°C): -17-21
Solubility: Water and Alcohol
Synonyms: ortho-Phosphoric Acid
Shelf Life (months): 36
Storage: White
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Polyvinyl Alcohol
CAS Number: 9002-89-5
Formula: CH2CHOHn
Synonyms: PVA, Ethanol Homopolymer
Shelf Life: 12 Months
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Potassium Hydrogen Phthalate
CAS Number: 877-24-7
Formula: C8H5KO4
Density: 1.636 g/mL
Freezing Point: 295-300°C
Solubility: Water
Synonyms: Potassium Biphthalate, Potassium Acid Phthalate
Shelf Life: 36 Months
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Potassium Carbonate Anhydrous
CAS Number: 584-08-7
Formula: K2CO3
Density: 2.428 g/mL
Freezing Point: 891°C
Solubility: Water
Synonyms: Potash, Carbonic Acid Dipotassium Salt
Shelf Life: 12 Months
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Potassium Chlorate
CAS Number: 3811-04-9
Formula: KClO3
Density: 2.34 g/mL
Boiling and Freezing Point: 400°C, 368°C
Solubility: Boiling Water
Synonyms: Chlorate of Potash, Chloric Acid Potassium Salt, Potassium Oxymuriate
Shelf Life: 36 Months