"Ward\'s+Phenomena+Lab+Activities"

An imaging system for your smart phone… Now That's Smart!

An aquarium starter kit with room to personalize.

CAS Number: 9003-04-7
Formula: (C₃H₃NaO₂)_n
Density (g/mL): 0.4 - 0.7
Freezing Point (°C): >198.89
Solubility: insoluble in water/swells in water
Synonyms: Acrylic acid polymer
Shelf Life (months): 12
Storage: Green

CAS Number: Mixture
Formula Weight: Mixture
Formula: Mixture
Hazard Info: Flammable, Toxic
Density (g/mL): 0.7919-0.7955
Boiling Point (°C): 74-80
Freezing Point (°C): -114
Solubility: Water
Shelf Life (months): 12
Storage: Red

Students use taste papers to determine if they are PTC tasters.

CAS Number: 57-50-1
Formula Weight: 342.30
Formula: C₁₂H₂₂O₁₁
Density (g/mL): 1.58
Freezing Point (°C): 185.5
Solubility: Water
Synonyms: Cane Sugar, Beet Sugar
Shelf Life (months): 36
Storage: Green

CAS Number: 12054-85-2
Formula Weight: 1235.86
Formula: (NH₄)₆Mo₇O₂₄·4H₂O
Hazard Info: Irritant
Density (g/mL): 2.276
Boiling Point (°C): Decomposes
Freezing Point (°C): Decomposes
Synonyms: Ammonium Heptamolybdate Tetrahydrate
Shelf Life (months): 36
Storage: Green

CAS Number: 7783-90-6
Formula Weight: 143.32
Formula: AgCl
Hazard Info: Toxic
Density (g/mL): 5.56
Boiling Point (°C): 1550
Freezing Point (°C): 455
Solubility: Water, Ammonium Hydroxide, Sulfuric Acid, Sodium Thiosulfate and Potassium Bromide Solution
Synonyms: Chloride Salt of Silver
Shelf Life (months): 36
Storage: Green

CAS Number: 1305-62-0
Formula Weight: 74.10
Formula: Ca(OH)₂
Hazard Info: Irritant, Corrosive
Density (g/mL): 2.24
Boiling Point (°C): as CaO 579
Freezing Point (°C): as CaO 2580
Solubility: Water, Glycerol, and Acids
Synonyms: Hydrated Lime, Slacked Lime, Caustic Lime, Calcium Hydrate
Shelf Life (months): 12
Storage: Green

CAS Number: 7784-26-1
Formula Weight: 453.33
Formula: AlNH₄(SO₄)₂·12H₂O
Hazard Info: Toxic
Density (g/mL): 1.645
Freezing Point (°C): 94.5
Solubility: Water and Glycerol
Synonyms: Ammonium Alum, Aluminum Ammonium Sulfate Dodecahydrate
Shelf Life (months): 36
Storage: Green

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

CAS Number: 554-13-2
Formula Weight: 73.89
Formula: Li2CO3
Hazard Info: Irritant
Density (g/mL): 2.1
Boiling Point (°C): 1310
Freezing Point (°C): 723
Solubility: Dilute Acid and Slightly in Water
Synonyms: Carbonic Acid Dilithium Salt
Shelf Life (months): 12
Storage: Green

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

No Need for a Second Person to Hold the End of the Tape Measure

These Robotics workbenches are made of your choice of oak or maple veneers and has locking casters.

Active clamp style current probe has dual sensitivity ranges, 100 mV/A and 10 mV/A for current measurements up to 10 A or 100 A, respectively. Bandwidth in both ranges up to 300 kHz. Powered by 9 V battery or included AC power adapter.