"Sample+Dippers"

Amphibole group; black, coarse, massive.

Good grade, green, massive; copper ore.

How Healthy is the Stream?

Easy to use microtome to prepare slide sections.

Manganese Instrumental Test 0 to 30 ppm

Practice Real-World Firearm Investigation

White, fine, massive, opaque to slightly translucent.

Shiny black volcanic glass showing conchoidal fracture and some spherulites.

Gray, fine, friable, with abundant small sanidine crystal fragments.

VWR® Universal low retention pipette tips repel liquid by creating a hydrophobic surface on the inside of the tip increasing your accuracy and data quality.

Who’s at Risk of Cardiac Attack?

Simple Experiment with Easy-to-See Results

Without Glued-On Grains That Wear Off, Chart Stands up to Repeated use.

Economical tool set for the lab.

These versatile spatulas have different tools on either end; choose the style best suited to your particular needs.

CHEMets® Chlorine Visual HR Test 0 to 25 ppm