Quality white clay pipe stems. Galvanized iron wire. 2" side length.
Quality white clay pipe stems. Galvanized iron wire. 2" side length.
Constructed with lightweight (7 lbs) but stable 14" diameter flat top safety base, 12 gauge steel with rounded edges. Upright is 36" high x 1" diameter, made of 16 gauge galvanized steel tube with permanently attached 3/16" steel ring. Unit suitable for pennant streamers, plastic chain or rope.
Due to high demand, this item can take 2 to 4 weeks for delivery.
Constructed with lightweight (7 lbs) but stable 14" diameter flat top safety base, 12 gauge steel with rounded edges. Upright is 36" high x 1" diameter, made of 16 gauge galvanized steel tube with permanently attached 3/16" steel ring. Unit suitable for pennant streamers, plastic chain or rope.
Due to high demand, this item can take 2 to 4 weeks for delivery.
parkin• 2" high x 10" wide x 6 feet long
• A smart safe investment for your property
• Helps keep speed levels down, reducing costly accidents
• Molded-in color, eliminating costly painting fees
• Easily cleaned to maintain color for increased visibility
• Weighing only 33 lbs., allowing for one person installation
• The 3-bolt anchoring system facilitates relocation
• Made with 100% recycled plastic
• Impervious to road chemicals and corrosion
• Ships UPS or FedEx Ground
These lightweight speed bumps are a smart safe investment for your property. The durable design helps keep speed levels down, reducing costly accidents associated with high speed in your parking facility. Speed bumps have a molded-in color, eliminating costly painting fees. Traffic marks and dirt can be removed with either soap and water or a commercial solvent, helping maintain the bright yellow color for increased visibility. Weighing only 33 lbs., their light weight design allows for one person installation. The 3-bolt anchoring system facilitates relocation when making changes in paving, snow removal and sealcoating. Made with 100% recycled plastic, speed bumps are impervious to road chemicals and corrosion and cost hundreds less than competing alternatives. 2" high x 10" wide x 6 feet long. Ships UPS or FedEx Ground.
Potassium Bromide, lab grade, crystal - 125g.
Potassium Iodide, lab grade, granular - 25g.
These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Also available in solid and two-hole versions. Each stopper has its size marked in raised figures. Sold as one-pound bags.
These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Also available in one-hole and solid versions. Each stopper has its size marked in raised figures. Sold as one-pound bags.
These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Each stopper has its size marked in raised figures. Sold as one-pound bags.
Hollow, soft, lime glass. Uniform in size and quality. For general lab use. Cut in convenient 24 inch lengths.
These black stoppers are made of solid natural rubber that stays pliable over a long period of time. Ideal for use with non-aggressive or concentrated solutions. Low sulfur content. Withstand temperatures from –25 to 70°C (–13 to 158°F). Also available in one-hole and two-hole versions. Each stopper has its size marked in raised figures. Sold as one-pound bags.
These high density polyethylene powder funnels feature wide short 20mm stems.
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Material: Top Outside: Stem Length: Capacity: |
HDPE 65mm 20mm 35ml |
Polypropylene 85mm 30mm 100ml |
Polypropylene 125mm 40mm 300ml |
• Concealed under brim technology
• 2 LEDs pointing outward for distance applications
• 2 LEDs angled downward for close and medium task applications
• 48 lumens of light output - twice the light output of any lighted cap on the market.
• 43 hours run time.
• 13 meters forward lighting.
• 4 way switch
• Solid colored cap, 100% polyester fleece. 97% polyester/3% spandex.
• Four replaceable lithium CR-2032 batteries.
• One size fits most.
Concealed under brim technology takes lighted headwear to a new level of functionality. Now the POWERCAP Stealth 2575 has expanded on this technology to provide the market with the most advanced lighted cap ever. 4 way switch available again. When you click the button, two lights turn on, click again, two different lights turn on, click again, all 4 lights on, click again, all 4 lights turn off. Delivers twice the light output of any lighted cap on the market. 4 ultra-bright LEDs: 2 LEDs pointing outward for distance applications and 2 LEDs angled downward for close and medium task applications. 48 lumens of light output. 43 hours run time. 13 meters forward lighting. Adjustable hook and loop tape closure. Solid colored cap, 100% polyester fleece. 97% polyester/3% spandex. Four replaceable lithium CR-2032 batteries. One size fits most.
• Combines Ultra Bright LED technology with ANSI rated yellow safety material
• The perfect hands free flashlight.
• Yellow microfiber hat with reflective grey trim that let’s you be seen from all angles
• Perfect for walking or working at night
• 4 LED’s provide more than 48 Lumens and are concealed under the brim
• When you do click the easy on/off switch under the brim, you’ll notice that
• 2 LED’s are angled down 25 degrees to light up your hands for close up tasks
• 2 LED’s are aimed forward to light the distance up to 42 feet away.
• 4 CR2032 Coin Cell batteries are hidden in the sweatband and are easily replaceable
• 43 hours of battery life
POWERHAT LED Lighted Safety Hats Combine Ultra Bright LED technology with ANSI rated yellow safety material to provide you with the perfect hands free flashlight. The Yellow microfiber hats have reflective grey trim that let’s you be seen from all angles. Perfect for walking or working at night, you can rest assured that you will be easy to see. The 4 LED’s provide more than 48 Lumens and are concealed under the brim so the hat looks just like any other hat until you need to turn them on. When you do click the easy on/off switch under the brim, you’ll notice that 2 of the LED’s are angled down at 25 degrees to light up where your hands are for close up tasks, while the other 2 LED’s are aimed forward to light the distance up to 42 feet away. 4 CR2032 Coin Cell batteries are hidden in the sweatband, provide up to 43 hours of life and are easily replaceable.
Helps students understand how and why gyroscopes are used for many guidance systems. This is a well-balanced, high quality gyroscope with adjustable bearings. The accessories include plastic gimbals, rocker and pivoting housing. This unit measures 100m x 190mm. Instructions provided.
Students will learn important fossil concepts while investigating large specimens carefully selected to illustrate ideas about their formation. The Fossil Collection comes in a sturdy storage box that contains twelve large (2" x 3") specimens nestled in an attractive and durable display tray. The Teacher's Guide, reproducible student activity "field notebook", and reference cards for each specimen will ensure the successful use of these products. Also included are four quality hand lenses and a color identification chart designed to provide clues and answers for the student user. Grades 6-12. Ages 11-18.
Slides include: Amoeba proteus, w.m.; Hydra, w.m.; Earthworm, c.s. of posterior; Daphnia and cyclops, w.m.; Housefly head with mouthparts, w.m.; Housefly leg with clinging pads; Mouth smear, squamous epithelium; Straited muscle, l.s.; Human blood smear; Bacteria, smear from mouth; Diatoms, mixed, w.m.; Spirogrya, vegetative filaments, w.m.; Aspergillus, w.m.; Aspergillus, w.m.; Moss stem with leaves, w.m.; Buttercup root, c.s.; Corn stem, c.s.; Lily anthers, c.s.; Lily ovary, c.s.; Onion epidermis, w.m.; Onion root tip, l.s., mitosis; Human scalp, vertical sections; Compact bone, c.s.; Sunflower stem, c.s.; Lilac leaf, c.s.; Honeybee anterior and posterior wing.
This prepared slide kit contains 25 ready-to-view slides of plant and animal tissue in a wooden case. The case has numbered slots and a numbered contents sheet for identifying the slides, and holds the slides securely for storage. This slide kit is suitable for general microscopic study. Slides include: Mitosis in plants; Pollen grains, w.m.; Amoeba, w.m.; Yeast cells, w.m.; Green algae/Spirogyra, w.m.; Letter "e"; Tape worm,t.s.; Silk fabric, w.m.; Lily leaf, v.s.; Mammal lung, t.s.; Meiosis in animals; Aves feather, w.m.; Lily stamen, t.s.; Mammal hair, w.m.; Mosquito mouth parts, w.m.; Housefly mouth parts, w.m.; Frog blood smear; Human blood smear; Onion cells, w.m.; Hibiscus stem, t.s.; Wool fabric, w.m.; Fish scale, w.m.; Skeletal muscle, w.m.; Herbaceous stem, young, t.s.; Skin cells, v.s.
Comprising a primary coil of insulated copper wire wound on a cylinder and fitted with terminals, together with a secondary coil of fine insulated copper wire wound on a cylinder into which the primary coil may be fitted. A soft iron core, for inserting in the primary coil, is included. To demonstrate the concept of induced current and with the soft iron core the electromagnetic effect can also be demonstrated.
Comprising a primary coil of insulated copper wire wound on a cylinder and fitted with terminals, together with a secondary coil of fine insulated copper wire wound on a cylinder into which the primary coil may be fitted. A soft iron core, for inserting in the primary coil, is included. To demonstrate the concept of induced current and with the soft iron core the electromagnetic effect can also be demonstrated.