"Ward's Science"
Innovating Science AP Environmental Science: Water Quality
Test a local water sample to determine overall water quality.
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VION™ Sodium Phosphate Monobasic Monohyhdrate, Bioreagent Grade
Perfect for your molecular biology applications.
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Wards Electrode Storage Solution
Potassium chloride (KCl) storage solution for pH electrodes.
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VION™ Sodium Phosphate Monobasic Anhydrous, Bioreagent Grade
Perfect for your molecular biology applications.
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VION™ Sodium Dodecyl Sulfate, Bioreagent Grade
Perfect for your molecular biology applications.
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D-Glucose Monohydrate
CAS Number: 50-99-7
Formula: C6H12O6
Density: 1.5 g/mL
Freezing Point: 148 °C
Solubility: Water
Synonyms: Dextrose
Shelf Life: 12 Months
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Strontium Chloride 6-Hydrate
CAS Number: 10025-70-4
Formula Weight: 266.62
Formula: SrCl2·6H2O
Density: 2.986 g/mL
Freezing Point: 570°C
Solubility: Water and Alcohol
Shelf Life: 36 Months
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Sodium Bisulfate Anhydrous
CAS Number: 7681-38-1
Formula Weight: 120.06
Formula: NaHSO4
Hazard Info: Irritant
Density (g/mL): 2.435
Freezing Point (°C): 177
Solubility: Water
Synonyms: Sodium Acid Sulfate, Sodium Hydrogen Sulfate
Shelf Life (months): 36
Storage: White
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Iodine, Solution
Chemical specifications vary based on the product. For more information, consult the Safety Data Sheet or contact your Ward's representative.
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Innovating Science Unknown Compositions Samples: Ferrous Ammonium Sulfate
A series of ferrous ammonium sulfate samples with a range of known purities.
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Innovating Science® Diagnosis of White Blood Cell Counts
Learn about white blood cells, a critical part of the immune system, protecting the body from foreign invaders such as bacteria and viruses.
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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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Calcium Nitrate 4-Hydrate
CAS Number: 13477-34-4
Formula Weight: 236.15
Formula: Ca(NO3)2·4H2O
Hazard Info: Flammable, Oxidizer, Explosive
Density (g/mL): 2.36
Boiling Point (°C): Decomposes
Freezing Point (°C): 45
Solubility: Water, Alcohol and Acetone
Synonyms: Calcium Nitrate Tetrahydrate, Nitric Acid Calcium(II) Salt
Shelf Life (months): 12
Storage: Yellow
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Starch
CAS Number: 9005-84-9 soluble, 9005-25-8 potato
Formula Weight: 162.15n
Formula: C6H10O5n
Density: 1.45 g/mL
Synonyms: Amylodextrin, Amylogen
Shelf Life: 36 Months
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Iron(III) Ammonium Sulfate 12-Hydrate
CAS Number: 7783-83-7
Formula Weight: 482.19
Formula: FeNH4(SO4)2·12H2O
Density (g/mL): 1.71
Boiling Point (°C): 230
Freezing Point (°C): 40
Synonyms: Ferric Ammonium Sulfate Dodecahydrate, Iron(III) Ammonium Sulfate Dodecahydrate
Shelf Life (months): 12
Storage: Green
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Zinc Sulfide
CAS Number: 1314-98-3
Formula Weight: 97.45
Formula: ZnS
Density (g/mL): 4.0
Solubility: Acids
Synonyms: Sachtolith
Shelf Life (months): 36
Storage: Green