"power+supply"

Colored pencils feature a special lead formula that erases effortlessly. Pencil includes a metal ferrule with twin band.

Eliminates the danger associated with open flames.

All sets feature easy-to-handle textured wings and one-handed activation of the safety mechanism

This self-contained hood unit comes equipped with an integral exhaust blower and carbon filter, which do not require duct or venting to the outside. Small quantities of solvents, acids, and odors are quickly absorbed in an activated carbon filter which recirculates air back into the room, thus avoiding installation and energy cost. Hood is ideal for laboratories that require multiple locations or where space is limited. Equipped with 115V exhaust blower, vapor proof light switch, and power cord, unit is fully assembled. Filters, worksurface, and base stands are available separately.

Demonstrates Atmospheric Pressure.

These high-quality DNA Markers were created by digesting specified DNA to completion with one or more restriction enzymes, complete with heat inactivation. The recommended loading for each is 1 {mu lower case}l per lane. Note: Perishable. Store frozen. Shipped next-day air on ice.

Supplied with 1 mL 6X blue/orange loading dye. 50ug (1μg/μL).

These high-quality DNA Markers were created by digesting specified DNA to completion with one or more restriction enzymes, complete with heat inactivation. The recommended loading for each is 1 {mu lower case}l per lane. Note: Perishable. Store frozen. Shipped next-day air on ice.

Supplied with 1 ml 6X blue/orange loading dye. 100μg (0.5μg/μL).

Designed for particulate or biological contamination analysis of small volumes using a vacuum filter.

This Promega offers enhanced amplification over conventional Taq DNA polymerases. Supplied with 5X colorless reaction buffer and a 5X green buffer, which both allow for direct loading into agarose gels with no loading dye required. The included 5X green buffer allows you to visualize migration during electrophoresis. Each tube contains 100 U at 5 U/μl. Note: Requires storage at − 20°C.

A round neodymium magnet for exciting magnet inquiry.

Convenient, fixed voltage battery eliminator.

Nymphoides aquatica. Dicot. The green tubercles that grow from this unique plant’s short roots store nutrients and look like bananas, giving the plant its common name. It is a floating plant that grows best in shallow water. It is easily reproduced from cuttings. Size: 4–6". Package of six.

Unless otherwise noted, plants are supplied in waterproof, plastic bags that keep plants fresh and healthy. Care instructions are included. Be sure to check with your state’s Department of Agriculture for any restrictions.

Compact 7.2 V, 200 mA solar panel is ideal for DIY projects and small devices.

Specially Prepared “Real-Life” Combinations
The world is teeming with a wide variety of microlife, making studying samples of pond water complicated especially for the beginning student. To lessen the confusion, WARD’S has prepared different culture mixes that reflect protist combinations that occur in the real world, yet eliminates the hundreds of other life-forms found in a collected sample. Comes with a dichotomous key and either the Working with Algae or the Working with Protozoa manual. Supplied in a single jar.

Contents: Ocean scum.

Use this timesaver for virtually any gas-collecting need. Setup is fast and easy with a built-in bridge that won't get lost, so the gas supply inlet can't be flooded. It is constructed of impact-resistant polypropylene that is lightweight and virtually unbreakable. It holds four 8 oz. bottles (not included); and the inlet connection and overflow outlet take ¼" Int.Ø tubing (not included).

Wooden Geometric Shapes - 16 Various pieces, in wooded box.