"safety"
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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Ward's® AP Chemistry Investigation 4: Titrations: How Acidic are the Beverages we Drink?
Meets AP Science Practices 1, 2, 3, 4, 5, and 6
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DC Power Supply 20 V, 5 A
Universal power supply with digital current and voltage display. Output voltage and output current are continuously adjustable.
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Rudiger® Physiology Skeleton
Natural motion in every part: upper and lower limb, hand, feet, head, shoulder, hip, and spine.
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InkSmith Mako Laser Cutter (60 Watt)
Classroom-ready laser cutter is perfect for any engineering lab or makerspace.
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ADC® Adtemp 429 No Contact Thermometer
Accurate readings without probe covers.
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Electric Pendulum
Demonstrates static electricity's attractive and repulsive forces using a pendulum electroscope.
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Calcium Fluoride
CAS Number: 7789-75-5
Formula Weight: 78.08
Formula: CaF2
Hazard Info: Slightly Toxic, Irritant
Density (g/mL): 3.180
Boiling Point (°C): Decomposes
Freezing Point (°C): 1423
Solubility: Ammonium Salts
Synonyms: Fluorospar, Fluorite, Calcium Difluoride
Shelf Life (months): 36
Storage: Green
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Cadmium Nitrate 4-Hydrate
CAS Number: 10022-68-1
Formula Weight: 308.47
Formula: Cd(NO3)2·4H2O
Density (g/mL): 2.455
Boiling Point (°C): 132
Freezing Point (°C): 59.5
Solubility: Water, Ammonia and Alcohol
Synonyms: Nitric Acid Cadmium Salt Tetrahydrate
Shelf Life (months): 36
Storage: Yellow
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Solar Hydrogen Education Set
Introduce the Value of Reducing Carbon Footprint.
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Plant Pigment Chromatography and Photosynthesis
Students perform thin-layer chromatographic separation of carotene, xanthophyll, and chlorophylls.
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BioFit Upholstered Lab Chairs and Stools
BioFit’s lab chairs are crafted with user comfort, health and wellbeing in mind.
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Silva Explorer 2.0 Compass
If you are looking for a basic but yet functional compass for your outdoor adventure, Explorer should be your choice.
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Optimus™ Combination Emergency Shower and Eye/Face Wash System, Speakman®
Combination emergency shower and eye/face wash system equipped with a dual aerated emergency eye wash to deliver soothing relief.




