"power+supply"

Blood collection sets are intended for use in blood collection and short-term infusion.

Usually Marchantia polymorphum. Marchantia can be used as an example of growth and development of liverworts, as well as to illustrate alternation of generations. Found throughout North America, the plant prefers moist, shaded soil. Marchantia frequently grows where other vegetation has been burned off. It is supplied in a plastic bag with care instructions. Size: 3"x4".

China Markers make beautiful bold strokes on almost any porous or nonporous surface, including on glass, plastic, film, paper, metal, rubber and almost any surface.

Vis-A-Vis Wet-Erase Marker is ideal for use on whiteboards and erasable calendars.

Tubes feature an inner wall coated with spray-dried sodium heparin or lithium heparin.

Greiner Bio-One offers a complete line of low volume tubes with draw volumes of 1 to 2.5 mL to facilitate reduction of phlebotomy volumes, improve overall patient care, and minimize the amount of discarded specimen waste.

The VACUETTE® Safety Blood Collection Set with Blood Culture Holder is used in routine venipuncture procedures.

Experiment with gear ratios on your wind turbine or other small projects. Adding gears to your turbine can greatly increase the generator RPM, giving you higher power output. The small 8-tooth gear fits on 2 mm driveshafts that are found on many DC generators. The gears have a keying feature that allows them to be changed quickly and easily using the included hex locks. The hex lock secures to our 9/64 inch hex-driveshaft. Hex-driveshaft not included.

Premium, ultra-clean aluminum foil is strong and puncture-resistant. Foil is able to withstand extreme heat and cold, and has the lowest moisture-vapor transfer rate of all wrapping materials. Standard, heavy-duty, and extra heavy-duty formats are supplied as boxed rolls with a metal tear-off bar for ease in obtaining exact size requirements. The pop-up dispenser contains 200 individual sheets.

Use For Multiple Experiments.

Convenience pack features extra-bright, smooth finish colored papers that get noticed every time.

Perfect for Debye-Sears Experiments.

VACUETTE® Secondary Tubes are used as a secondary container for aliquoting, storing, and transporting blood, blood components, and urine from the primary tube in the clinical laboratory.

Blood collection sets are designed to increase the safety of routine venipuncture procedures.

Mimosa pudica. Dicot. Also known as a sensitive plant, it is an ideal illustration of thigmotropism, or response to touch. The plant's leaves close when touched, and wilt or even drop off under more severe conditions but recovers quickly when the stimulus is taken away. It is native to tropical and subtropical regions of the Americas and prefers a moist environment. It is supplied in a pot with care instructions. Size: 4–8".

Salvinia rotundifola. This floating water fern has paired oblong leaves that are covered with hairs on both sides. The top part of the leaves are green, the underside purple. Salvinia was originally native to South America and has been introduced in the United States. It is adapted to ponds, pools, and marshes. It is supplied in a 4 oz. jar with care instructions. Note: Not available in Canada.