4346 Resultados para: "Certified Reference Materials, Rocklabs"

Supplier: BRAND GMBH & CO. MX

Certified Class A flasks meet error limits of USP.

Supplier: VWR International

Investigate the power of simple machines.

Supplier: VWR International

Students construct simple motion experiments with this machine.

Supplier: VWR International

Investigate the relationship between the speed of a fluid and its pressure

Supplier: EP SCIENTIFIC PRODUCTS

Vials processed according to Level 1 are certified to meet or exceed EPA standards for volatiles.

Supplier: C & A SCIENTIFIC CO INC

Classroom supply items for your every day needs.

Supplier: VWR International

The simple Atwood Pulley Machine features two pulleys connected to a sturdy rod.

Supplier: VWR International

Best seller!

Supplier: VWR International

Useful for collision and pendulum experiments.

Supplier: VWR International

Clear, Concise Demo of Conservation of Energy

Supplier: VWR International

This box shows Planck's Constant in action.

Supplier: VWR International

Clearly Observe Inner Workings

Supplier: VWR International

These springs are an oversized demonstration of Hooke's Law.

Supplier: VWR International

Help Your Students Perceive How Light Behaves

Supplier: VWR International

The activator is specifically designed for use with tuning forks.

Supplier: VWR International

What Happens When You Combine All Colors of Light?

Supplier: VWR International

This LCD clock keeps time using potatoes, soda, or plants.

Supplier: VWR International

Flexible, Insulated Wire.

Supplier: PRECISION LABORATORIES SE

Wooden splints are used for mixing and applying in a laboratory setting.

Supplier: DWK LIFE SCIENCES S. DE R.L. DE MX

Calibrated to deliver, these KIMAX-51® pipettes are intended for chemical laboratory work.

Supplier: VWR International

Show the mechanical advantage of the wheel and axle.

Supplier: Cytiva

Filters are for removal of fine particulates and microorganisms and general clarification of HPLC, organic, and biological samples. Regenerated cellulose membrane is hydrophilic and low protein-building, with low extractables and resistance to a wide range of chemicals, making membrane ideal for HPLC work. Housing is solvent-resistant polypropylene with standard Luer-lock connections. Mini-Tip outlet is available for filtration into very small bottle samples. Filters are tested and certified for the absence of UV-absorbing substances at wavelengths of 214 and 254 nm with water, methanol, and acetonitrile.

Supplier: VWR International

This launcher is easy to assemble, and it delivers consistent classroom results.

Supplier: VWR International

This balance is the first major advancement in teaching simple machines in decades.

Supplier: VWR International

Ideal selection for use with a ray box.

Supplier: VWR International

Makes demonstrations viewable by the entire classroom.

Supplier: VWR International

Investigate the effect of a stop on a pendulum's period and displacement.

Supplier: VWR International

The Newton Cradle is a large-scale, carefully engineered piece of equipment.

Supplier: VWR International

Polypropylene tubes feature superior clarity and a positive seal design that withstands repeated cap closures and will not pop open during boiling. Tubes fit all standard rotors. Temperature range is from –80 to 121°C (–112 to 250°F). Certified RNase-, DNase-, and pyrogen-free. Also certified PCR inhibitor- and human DNA-free. Autoclavable.

Supplier: VWR International

Show How Direct/Indirect Sunlight Provides Power