"The Mystery of Lyle and Louise"

Combustion Tubes made of borosilicate 3.3 glass that can withstand high temperature fluctuations and thermal shocks, which is ideal for the controlled combustion of substances.

Easy-to-use hand vacuum pump without gauge.

Made for cleaning graduated cylinders, bottle necks, and more.

Great For Teaching Anatomy

Typical green-gray, fissile, clay-rich.

White, very dark green, and very dark red to light red granoblastic intergrowth of wollastonite, diopside, and andradite.

CAS Number: 77-92-9
Density: 1.665 g/mL
Freezing Point: 153 °C
Solubility: Water, Alcohol and Ether
Synonyms: Propane Tricarboxylic Acid
Shelf Life: 12 Mouths

Red, earthy, in natural chunk form; common pigment ore.

Coarse, 'salt and pepper': dark pyroxene and light andesine. Provides perfect representation of an intermediate igneous rock.

Yellow to orange crystal with a glassy luster and smooth, often transparent appearance.

Chlorite-mica with perfect slaty cleavage.

Brownish gray, translucent.

Red-brown to gray, coarse-grained, containing feldspar and mica.

Silvery, paragranite and muscovite-rich with medium garnet crystals.

Dark, waxy, bitumin-rich.

CAS Number: 10361-37-2
Formula Weight: 208.27
Formula: BaCl₂
Hazard Info: Toxic
Density (g/mL): 3.9
Boiling Point (°C): 1560
Freezing Point (°C): 963
Solubility: Water
Synonyms: Barium Dichloride
Shelf Life (months): 36
Storage: Blue