"470343-146"

Designed for the 470343-154 micro burner.

Replacement stopcock for Eisco acrylic burette, part number 470343-708.

Disposable Pasteur pipettes are ideally suited for use in both clinical and industrial laboratories.

CAS Number: 7727-73-3
Formula Weight: 322.19
Formula: Na₂SO₄·10H₂O
Density (g/mL): 1.46
Freezing Point (°C): 32.4
Solubility: Water
Synonyms: Glauber's Salt
Shelf Life (months): 36
Storage: Green

CAS Number: 13446-18-9
Formula Weight: 256.41
Formula: Mg(NO₃)₂·6H₂O
Hazard Info: Oxidizer, Flammable, Irritant
Density (g/mL): 1.46
Boiling Point (°C): Decomposes
Freezing Point (°C): 89
Solubility: Water and Alcohol
Synonyms: Magnesium Nitrate Hexahydrate
Shelf Life (months): 36
Storage: Yellow

Size Top Diameter Bottom Diameter

Size 1 11.1 mm 8.3 mm

Size 2 12.7 mm 9.5 mm

Size 3 14.2 mm 10.7 mm

Size 4 15.8 mm 11.9 mm

Size 6 19.0 mm 14.6 mm

Size 20 41.2 mm 34.0 mm

A must for any dissection.

These multi-functional cold storage units are designed for laboratory use.

Intro to Engineering welcomes young children to the field of engineering with 25 experiments and building projects in five sections.

This portable burner does not have wicks to replace or gas lines to install.

Heavy glass with raised ribs inside.

Consists of one support, 5 plumb lines, 1 roll of tape, and 5 figures (triangle, L, trapezoid, parallelogram, parallelopiped). This kit helps students in the individual research of the center of gravity of a flat body, the conservation of the result on paper, the possibility of a graphic verification, and the discovery of the geometric research method.

Desiccator plates include three 16 mm high feet. Glazed on top surface.

Our brix scale hydrometers with °C thermometer are calibrated to show the percentage of sucrose by weight at 20 °C.

Our brix scale hydrometers with ℉ thermometer are calibrated to show the percentage of sucrose by weight at 68 ℉.

Designed for educational purposes and science classroom demonstrations of refraction principles and light physics.