"Ward's Science"
Potassium Bicarbonate
CAS Number: 298-14-6
Formula Weight: 100.12
Formula: KHCO3
Density (g/mL): 2.17
Solubility: Water
Synonyms: Potassium Acid Carbonate, Potassium Hydrogen Carbonate, Carbon Acid Potassium Salt
Shelf Life (months): 36
Storage: Green
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Silver
CAS Number: 7740-22-4
Formula Weight: 107.87
Formula: Ag
Density (g/mL): 10.5
Boiling Point (°C): 2212
Freezing Point (°C): 962
Solubility: Nitric Acid and Sulfuric Acid
Synonyms: Argentium
Shelf Life (months): 36
Storage: Green
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Sodium Bisulfite
CAS Number: 7631-90-5
Formula Weight: 104.07
Formula: NaHSO3
Density (g/mL): 1.48
Freezing Point (°C): 150
Solubility: Water
Synonyms: Sodium Hydrogen Sulfite
Shelf Life (months): 12
Storage: White
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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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Glycogen
CAS Number: 9005-79-2
Formula Weight: (162.14)n
Formula: (C6H10O5)n
Density (g/mL): >1.0
Boiling Point (°C): Decomposes
Freezing Point (°C): >300
Solubility: Water and Slightly in Alcohol
Synonyms: Animal Starch
Shelf Life (months): 36
Storage: Green
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Iron(III) Ammonium Citrate
CAS Number: 1185-57-5
Boiling Point (°C): Decomposes
Freezing Point (°C): Decomposes
Solubility: Water
Synonyms: Ferric Ammonium Citrate
Shelf Life (months): 12
Storage: Green
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Pentane
CAS Number: 109-66-0
Formula Weight: 72.15
Formula: C5H12
Density (g/mL): 0.626
Boiling Point (°C): 36
Freezing Point (°C): -130
Synonyms: n-Pentane, Amyl Hydride
Shelf Life (months): 36
Storage: Red
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Bial’s Reagent
CAS Number: Mixture
Formula Weight: Mixture
Formula: Mixture
Hazard Info: Flammable, Corrosive
Synonyms: Bial's Test Reagent
Shelf Life (months): 36
Storage: White
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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
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15% Glucose/1% Starch Solution
Note: The chemical specifications for some items on this product page may differ from the specifications listed above. For more information, consult the Safety Data Sheet or contact your Ward's representative.
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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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Tin (IV) Oxide
CAS Number: 18282-10-5
Formula Weight: 150.69
Formula: SnO2
Density (g/mL): 6.6-6.95
Solubility: Hydrochloric and Sulfuric Acid
Synonyms: Stannic Oxide, Tin Dioxide
Shelf Life (months): 36
Storage: Green
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Litmus
CAS Number: 1393-92-6
Formula Weight: Approximately 3300
Solubility: Water
Synonyms: 7-Hydroxy-2-Phenoxazone
Shelf Life (months): 36
Storage: Green
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Maleic Acid
CAS Number: 110-16-7
Formula Weight: 116.08
Formula: HOCOCH:CHCOOH
Hazard Info: Toxic
Density (g/mL): 1.59
Boiling Point (°C): Decomposes
Freezing Point (°C): 132
Solubility: Water, Alcohol and Acetone
Synonyms: cis-Butenedioic Acid
Shelf Life (months): 36
Storage: White
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Insect Preservation Solution
CAS Number: 9001-57-4
Hazard Info: Flammable
Shelf Life (months): 36
Storage: Red
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D(+)Galactose
CAS Number: 59-23-4
Formula Weight: 180.16
Formula: C6H12O6
Density (g/mL): 1.5
Boiling Point (°C): Decomposes
Freezing Point (°C): 168-170
Solubility: Hot Water and Pyridine
Synonyms: Cerebrose, Brain Sugar
Shelf Life (months): 36
Storage: Green