"safety"

Polycarbonate plastic tank is idea for insect habitats, aquariums, terrariums, and plant growth.

Speakman® Laboratory products are designed to accommodate the needs of laboratories by offering a number of configurations to ensure the perfect fit for virtually any application.

This versatile modular unit looks attractive standing alone on the floor, a table-top, or against a wall, then stack together in precise alignment as display needs grow.

Heavy-duty rim flasks are especially recommended for use as titration flasks.

Project a straight line for mirrors and lenses.

Simple, Student-Directed Science Activity

Hands-on STEM learning kit for launching rockets using a simple chemical reaction.

CAS Number: 7681-49-4
Formula Weight: 41.99
Formula: NaF
Hazard Info: Toxic
Density (g/mL): 2.78
Boiling Point (°C): 1704
Freezing Point (°C): 993
Solubility: Water and Alcohol
Synonyms: Fluoridine
Shelf Life (months): 36
Storage: Blue

CAS Number: 6153-56-6
Formula Weight: 126.07
Formula: HOOCCOOH·2H2O
Density (g/mL): 1.65
Boiling Point (°C): 149-160
Freezing Point (°C): 101.5
Solubility: Water and Organic Solvents
Synonyms: Ethanedioic Acid Dihydrate
Shelf Life (months): 36
Storage: White

CAS Number: 90-05-1
Formula Weight: 124.14
Formula: C7H8O2
Density (g/mL): 1.120
Boiling Point (°C): 205
Freezing Point (°C): 28
Solubility: Water
Synonyms: 2-Methoxyphenol
Shelf Life (months): 36
Storage: Red

CAS Number: 10042-76-9
Formula Weight: 211.63
Formula: Sr(NO₃)₂
Hazard Info: Oxidizer, Flammable, Toxic, Irritant
Density (g/mL): 2.986
Freezing Point (°C): 570
Solubility: Water and Alcohol
Shelf Life (months): 36
Storage: Yellow

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

CAS Number: 108-19-0
Formula Weight: 103.08
Formula: NH₂CONHCONH₂
Hazard Info: Corrosive
Freezing Point (°C): 188-190
Synonyms: Biuret Powder, Carbamylurea, Imidodicarbonic Diamide
Shelf Life (months): 12
Storage: Green

CAS Number: 62625-30-3
Formula Weight: 562.20
Formula: C₂₁H₁₅Br₂O₅S·Na
Boiling Point (°C): Decomposes
Solubility: Water
Synonyms: Bromocresol Purple, pH Indicator
Shelf Life (months): 36
Storage: Green/Red

CAS Number: 5743-26-0
Formula Weight: 176.18
Formula: Ca(CH₃CO₂)₂·H₂O
Density (g/mL): 0.3
Boiling Point (°C): Decomposes
Synonyms: Lime Acetate, Calcium Diacetate
Shelf Life (months): 12
Storage: Green

CAS Number: 7789-77-7
Formula Weight: 172.09
Formula: CaHPO₄·2H₂O
Density (g/mL): 2.306
Boiling Point (°C): Decomposes
Freezing Point (°C): 200
Synonyms: Dicalcium Phosphate Dihydrate
Shelf Life (months): 36
Storage: Green