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Ward's® Acetic Anhydride
CAS Number: 108-24-7
Formula Weight: 102.09
Formula: C4H6O3
Hazard Info: Irritant, Corrosive, Flammable
Density (g/mL): 1.08
Boiling Point (°C): 139.9
Freezing Point (°C): -73
Solubility: Reacts with Water and Alcohol
Synonyms: Acetic Oxide, Acetyl Oxide, Ethanoic Anhydride, Acetic Acid Anhydride
Shelf Life (months): 36
Storage: White
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Calcium Hydroxide
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
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Ward's® AP Chemistry Investigation 13: Equilibrium: Can we Make the Colors of the Rainbow?
Meets AP Science Practices 4, 5, and 6
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VWR® High Speed Microcentrifuge
The compact, affordable VWR® High Speed Microcentrifuge is capable of high speed performance up to 15500 rpm/16100×g.
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Ward’s® Automatic Autoclave Series
Three convenient options for benchtop sterilization.
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VWR® Urethane Lab Stools
Urethane lab stools have easy-to-clean seats which resist many chemicals, water, paint and more, combined with ergonomic functionality that make them a popular choice of laboratory professionals.
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Pig Blue® Absorbent Mat Roll, New Pig
Consistent construction produces a mat that's free of light spots to absorb liquid evenly for better wicking and retention
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PowerSpin™ DXB Horizontal Spin Centrifuge
With speeds up to 5500 RMP and horizontal spin rotor this centrifuge is a great instrument for a busy laboratory.
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Indosaw Seed Sampling Trier, 150 cm, Aluminum
Aluminum double tube, 150 cm length, Ø 3.75 cm, 5 openings with safe grip handles.
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Indosaw Seed Sampling Trier, 75 cm, Aluminum
Aluminum double tube, 75 cm length, Ø 1.25 cm, 5 openings with safe grip handles.
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Ward's® AP Chemistry Investigation 12: Calorimetry: How Does a Hand Warmer Work?
Meets AP Science Practices 1, 2, 4, 5, 6, and 7
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DR Uniforms® Student Laboratory Coats
Fine quality lab coats for use in the classroom or laboratory by students.
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Ethylenediamine
Boiling Point: (°C): 117–118
CAS Number: 107-15-3
Density (g/mL): 0.898
Formula: H2NCH2CH2NH2
Formula Weight: 78.12
Freezing Point (°C): 11
Hazard Info: Flammable, Irritant, Toxic, Corrosive
Shelf Life (months): 36
Solubility: Water and Alcohol
Storage: Red
Please Note: This product is designed for educational and teaching laboratories and no certificate of analysis is available.
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Electricity & Magnetism Curriculum Learning Module
A Great Classroom Solution.
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VION™ NBF (Neutral Buffered Formalin) Prefilled Containers
Ensure specimen integrity from the bench to the lab.
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Photoconductivity
This apparatus is used to study the current Vs voltage characteristics of CdS photo-resistor at constant irradiance and to measure the photo-current.