"Ward's Science"

A Rate Law Experiment

CAS Number: 71-23-8
Formula: CH3CH2CH2OH
Density: 0.8044 g/mL
Boiling and Freezing Point: 97.8°C, -127°C
Solubility: Water and Alcohol
Synonyms: 1-Propanol
Shelf Life: 24 Months

Marine. Unicellular. Erdschreiber’s medium.

Characterized by reddish plastids (rhodoplasts).

Explore the antimicrobial efficacy of essential oils commonly used in household cleaning products.

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

A new way to teach an old chemistry classic.

Invent a small device to rescue a cell phone from water.

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

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: 67-68-5
Formula Weight: 78.13
Formula: C2H6SO
Density (g/mL): 1.10
Boiling Point (°C): 189
Freezing Point (°C): 18.4
Solubility: Organic Solvents, Water
Synonyms: DMSO, Methyl Sulfoxide
Shelf Life (months): 36
Storage: Red

CAS Number: 8009-03-8
Density (g/mL): <1
Boiling Point (°C): >230
Freezing Point (°C): 35-80
Solubility: Organic Solvents (Not water)
Synonyms: Petroleum Jelly, Vaseline®
Shelf Life (months): 36
Storage: Green

CAS Number: 7727-73-3
Formula Weight: 322.19
Formula: Na₂SO₄·10H₂O
Density (g/mL): 1.46
Freezing Point (°C): 32.4
Solubility: Water
Synonyms: Glauber's Salt
Shelf Life (months): 36
Storage: Green

Tested to ensure ultra pure quality for molecular biology and sensitive analytical applications.

Clearly differentiate between cell and tissue types in histological samples with 1% neutral red.

CAS Number: 9005-38-3
Formula Weight: Mixture
Formula: Mixture
Solubility: Hot Water
Synonyms: Alginic Acid
Shelf Life (months): 36
Storage: Green

CAS Number: 9012-36-6
Density (g/mL): >1
Freezing Point (°C): 260
Solubility: Boiling Water
Synonyms: Agarose Low EEO
Shelf Life (months): 36
Storage: Green