"Note+Boards"
Sodium Thiosulfate, Anhydrous
CAS Number: 7772-98-7
Formula Weight: 158.11
Formula: Na2S2O3
Density (g/mL): 1.667
Boiling Point (°C): >100
Freezing Point (°C): 48
Solubility: Water
Synonyms: Sodium Hyposulfite
Shelf Life (months): 12
Storage: Green
Expand 6 Items
Tris (Hydroxymethyl) Aminomethane
CAS Number: 77-86-1
Formula Weight: 121.14
Formula: C4H11NO3
Boiling Point (°C): 219
Freezing Point (°C): 168
Solubility: Water
Synonyms: 2-Amiono-2-Hydroxymethyl, tris-tromethamine
Shelf Life (months): 36
Storage: Green
Expand 1 Items
Zinc Acetate Dihydrate
CAS Number: 5970-45-6
Formula Weight: 219.50
Formula: Zn(C2H3O2)2·2H2O
Hazard Info: Irritant
Density (g/mL): 1.74
Solubility: Water and Alcohol
Shelf Life (months): 36
Storage: Green
Expand 2 Items
Ward's® AP Biology Investigation 9: Genetics and Information Transfer: Restriction Enzymes
Meets AP Science Practices 3 and 6
Expand 2 Items
Innovating Science AP Environmental Science: Soil Compaction in Agriculture
Simulate the effects of soil compaction on plant growth in different soil types.
Expand 1 Items
Eisco Glass Volumetric Flasks with Plastic Stopper, Class A
Class A volumetric flasks are made from borosilicate 3.3 glass and feature a graduation mark, polypropylene stopper, and blue or white enamel markings.
Expand 14 Items
DNA Fingerprinting Diagnostics Kit
Students learn about DNA fingerprinting in a dry lab setting.
Expand 1 Items
Parallax Servo, RT
The Parallax Standard Servo is ideal for robotics and basic movement projects.
Expand 1 Items
Visual Scientifics Photogate System, Eisco Scientific
A complete photogate system for use with Visual Scientifics systems - or any lab experiment requiring photogates.
Expand 1 Items
Vernier® Friction Pad for DTS
Add a Friction Pad DTS to your Vernier Dynamics Cart to produce a very consistent friction force.
Expand 1 Items
Laboratory Refrigerators and Freezers, Thermo Scientific
These refrigerators, freezers, and combination units provide a safe and economical solution for sample storage. Suited for routine laboratory applications. Store samples safely and economically
Expand 1 Items
Innovating Science® Equilibrium Constant Of an Ionic Compound
Determine The Equilibrium Constant for Colored Species
Expand 1 Items
Methylene Chloride
CAS Number: 75-09-2
Formula Weight: 84.93
Formula: CH2Cl2
Hazard Info: Suspected Human Carcinogen
Boiling Point (°C): 40
Freezing Point (°C): -95
Solubility: Alcohol
Synonyms: Dichloromethane
Shelf Life (months): 36
Storage: Blue
Expand 1 Items
Barium Sulfate
CAS Number: 7727-43-7
Formula Weight: 233.43
Formula: BaSO4
Density (g/mL): 4.5
Boiling Point (°C): 1580
Freezing Point (°C): 1580
Solubility: Concentrated Sulfuric Acid
Synonyms: Sulfuric Acid Barium Salt (1:1)
Shelf Life (months): 36
Storage: Green
Expand 2 Items
Chlorine Water
CAS Number: Mixture
Formula Weight: Mixture
Formula: Mixture
Hazard Info: Toxic, Corrosive
Density (g/mL): 1.02
Boiling Point (°C): Decomposes
Freezing Point (°C): 0
Solubility: Water
Synonyms: Chlorine Test Solution
Shelf Life (months): 36
Storage: White




