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Cork Borers
Nickel-plated brass handles and borer tubes punch a variety of hole sizes.
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Vinyl Lab Apron
Tough vinyl lab aprons are resistant to lab reagents, acids, alkalis, oils, and grease.
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Ammonium Sulfate
CAS Number: 7783-20-2
Formula Weight: 132.15
Formula: (NH4)2SO4
Density (g/mL): 1.769
Solubility: Water
Synonyms: Sulfuric Acid Diammonium Salt
Shelf Life (months): 36
Storage: Green
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Isopropyl Alcohol
CAS Number: 67-63-0
Formula: CH32CHOH
Density: 0.786—0.79 g/mL
Boiling and Freezing Point: 82°C, -90°C
Solubility: Water, Alcohol and Ether
Synonyms: 2-Propanol, Isopropanol
Shelf Life: 12 Months
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Rapitest Soil Test Kit
Perform qualitative soil tests without the use of chemical reagents and test tubes.
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Plant Nutrition Chemical Set
What makes a plant grow stronger and healthier? This set of ten standardized nutrient solutions are formulated specifically for hydroponic plant studies. The solutions are used to make up a total plant nutrient mixture, plant nutrient mixtures lacking in calcium, magnesium, potassium, nitrogen, phosphorus, sulfur, iron and trace elements.
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Ward's® Goggle Sanitizing Cabinet
This cabinet quickly and safely sanitizes goggles for the entire classroom.
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Sulfuric Acid
CAS Number: 7664-93-9
Formula: H2SO4
Density: 1.84 g/mL
Boiling and Freezing Point: 275-325°C, 11°C
Solubility: Water
Synonyms: Hydrogen Sulfate, Battery Acid
Shelf Life: 12 Months
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Ward's® Basic Periodic Tables
These periodic tables come in a variety of sizes to meet your teaching needs.
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Tris-EDTA Solution
CAS Number: Mixture
Formula Weight: Mixture
Formula: Mixture
Density (g/mL): Approximately 1
Boiling Point (°C): Approximately 100
Freezing Point (°C): Approximately 0
Solubility: Water
Synonyms: Tris-EDTA (TE) Solution
Shelf Life (months): 36
Storage: Green
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Ward's® Fecal Slide Analysis Lab Activity
Identify Parasites and Other Fauna
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VWR® Standard Series Freestanding Undercounter Freezer
These undercounter laboratory freezers provide versatile cold storage in a space-saving design.
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Propylene Glycol
CAS Number: 57-55-6
Formula Weight: 76.10
Formula: CH3CH(OH)CH2OH
Density (g/mL): 1.038
Boiling Point (°C): 187
Freezing Point (°C): -59
Solubility: Miscible with Water and Organic Solvents
Synonyms: 1,2-Propanediol
Shelf Life (months): 36
Storage: Green
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3M™ Petrifilm®
Petrifilm provides accurate results in three easy steps: inoculate, incubate and count. Use it to determine total aerobic bacterial populations and to identify coliform levels, E. coli and other coliforms. It can also be used to enumerate coliforms plus potential pathogens in 24 to 48 hours. Shelf life is 18 months from manufacture.