"Human Biology Lab Activities&amp"

Visualize DNA, RNA, and proteins at work right in the palm of your hand.

Lustrous, black 'hard coal'.

CAS Number: 7440-47-3
Formula Weight: 52.00
Formula: Cr
Hazard Info: Toxic
Density (g/mL): 7.20
Boiling Point (°C): 2200
Freezing Point (°C): 1830
Solubility: Acids and Strong Alkalies
Synonyms: Chromium Metal
Shelf Life (months): 36
Storage: Green

CAS Number: 7757-82-6
Formula Weight: 142.04
Formula: Na₂SO₄
Density (g/mL): 2.698
Boiling Point (°C): >1000
Freezing Point (°C): 888
Solubility: Water
Synonyms: Disodium Sulfate
Shelf Life (months): 36
Storage: Green

By choosing an ELGA water purification system, you are making an investment in quality, reliability and value.

Create a temporary control wall or room for any simulation space.

Say hello to the perfect press for heat transfer projects.

Create edible candy sculptures with this innovative 3D pen designed for culinary creativity.

Norm-Ject® Syringes are latex free, contain no rubber, no silicone oil, styrene or DEHP and are DNA free.

Class A volumetric flasks are made from borosilicate 3.3 glass and feature a graduation mark, polypropylene stopper, and blue or white enamel markings.

Gear and lever reliability and feel.

This rack is made of durable polypropylene and securely holds test tubes with diameters of 30, 20, 17 and 12 mm for organized laboratory storage.

Made from aluminum sheet, this Z-shaped stand holds up to 18 test tubes in three different sizes (1, 0.75, 0.5") for efficient laboratory use.

Red steel Retort Bases with two tapped holes support ring stand, titration, or specific gravity setups.

Precise dispensing for laboratory solutions, with an included bottle.

100% polyester wipes for use in cleanroom environments.