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.
Potassium Nitrite
CAS Number: 7758-09-0
Formula Weight: 85.11
Formula: KNO2
Hazard Info: Oxidizer, Flammable, Irritant
Density (g/mL): 1.915
Boiling Point (°C): Explodes at 538
Solubility: Water
Synonyms: Nitrous Acid, Potassium Salt
Shelf Life (months): 36
Storage: Yellow
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Potassium Phosphate Dibasic
CAS Number: 7758-11-4
Formula Weight: 174.18
Formula: K2HPO4
Solubility: Water
Synonyms: Dipotassium hydrogenorthophosphate
Shelf Life (months): 12
Storage: Green
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Potassium Phosphate Monobasic
CAS Number: 7778-77-0
Formula Weight: 136.09
Formula: KH2PO4
Density (g/mL): 2.338
Freezing Point (°C): 253
Solubility: Water
Synonyms: Potassium Dihydrogen Phosphate
Shelf Life (months): 12
Storage: Green
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Potassium Phosphate Tribasic
CAS Number: 7778-53-2
Formula Weight: 212.3
Formula: K3PO4
Density (g/mL): 2.564
Freezing Point (°C): 1340
Solubility: Water
Synonyms: TKP, Tripotassium Orthophosphate, Phosphoric Acid, Tripotassium Salt
Shelf Life (months): 12
Storage: Green
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Potassium Polyacrylate
CAS Number: 31212-13-2
Hazard Info: Irritant
Density (g/mL): 0.6-0.7
Freezing Point (°C): 198.89
Synonyms: Acrylamide, Potassium Acrylate Copolymer, crosslinked
Shelf Life (months): 36
Storage: Green
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Potassium Thiocyanate
CAS Number: 333-20-0
Formula Weight: 97.18
Formula: KSCN
Hazard Info: Toxic
Density (g/mL): 1.886
Boiling Point (°C): 500
Freezing Point (°C): 173
Solubility: Water, Alcohol, and Acetone
Synonyms: Thiocyanic Acid Potassium Salt, Potassium Sulfocyanate, Potassium Rhodanide
Shelf Life (months): 12
Storage: Green
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Propylene Glycol
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
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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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Ribonucleic Acid
CAS Number: 63231-63-0
Solubility: Water and Alcohol
Synonyms: RNA
Shelf Life (months): 36
Storage: Green
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Ringer’s Solution
Formula Weight: Mixture
Formula: Mixture
Shelf Life (months): 12
Storage: Green
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Schiff Reagent
Formula Weight: Mixture
Formula: Mixture
Hazard Info: Toxic
Synonyms: Schiff Aldehyde Solution
Shelf Life (months): 12
Storage: Green
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Sebacoyl Chloride
CAS Number: 111-19-3
Formula Weight: 239.14
Formula: ClCO(CH2)8COCl
Hazard Info: Flammable, Toxic, Irritant
Density (g/mL): 1.121
Boiling Point (°C): 168
Solubility: Hydrocarbons and Ether
Synonyms: Sebacyl Chloride, Sebacoyl Dichloride
Shelf Life (months): 36
Storage: White
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sec-Butyl Alcohol
CAS Number: 78-92-2
Formula Weight: 74.12
Formula: CH3CHOHCH2CH3
Hazard Info: Flammable, Toxic, Irritant
Density (g/mL): 0.811
Boiling Point (°C): 97-99
Freezing Point (°C): -114
Synonyms: 2-Butanol, sec-Butanol
Shelf Life (months): 36
Storage: Red
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SEDI Sternheimer Stain
Formula Weight: Mixture
Formula: Mixture
Shelf Life (months): 36
Storage: Green
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Silica Gel
CAS Number: 112926-00-8
Formula Weight: Mixture
Formula: Mixture
Density (g/mL): 2.1
Boiling Point (°C): 2230
Freezing Point (°C): 1710
Synonyms: Synthetic Amorphous Silica Gel, Indicating
Shelf Life (months): 36
Storage: Green
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Silver Acetate
CAS Number: 563-63-3
Formula: CH3COOAg
Density: 3.259 g/mL
Solubility: Hot Water and Nitric Acid
Synonyms: Argentous Acetate
Shelf Life: 36 Months