"Ward's Science"

Determine the purity of a potassium hydrogen phthalate sample via acid-base titration.

Study oxidation-reduction reactions.

We have all the chemicals you will need!

Prepare a flask containing a yellow solution, as you mix it on a magnetic stirrer the solution will turn from yellow to blue and back to yellow.

Be the Forensic Scientists.

What is Aspirin made of?

Learn about amino acids, the building blocks of proteins, and how to separate and identify them using paper chromatography.

Perfect for your molecular biology applications.

Perfect for your molecular biology applications.

Perfect for your molecular biology applications.

Perfect for your molecular biology applications.

Test a local water sample to determine overall water quality.

Potassium chloride (KCl) storage solution for pH electrodes.

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

CAS Number: 8001-25-0
Density (g/mL): 0.910-0.915
Boiling Point (°C): will not boil @ 760 mm
Freezing Point (°C): -6
Solubility: Carbon Disulfide, Chloroform, Ether
Synonyms: Sweet Oil
Shelf Life (months): 36
Storage: Green

CAS Number: 7775-14-6
Formula Weight: 174.11
Formula: Na2O4O2
Density (g/mL): 2.500
Freezing Point (°C): 300
Solubility: Water
Synonyms: Sodium Hydrosulfite
Shelf Life (months): 12
Storage: Red