• Hi Viz Lime Class 2 ANSI Approved
• Light weight, cool vest with reflective silver stripes
OccuLux Economy Single Band Vest features the lowest priced ANSI Class 2 high quality vest on the market. Bright, lightweight polyester material. 2" 3M Scotchlite reflective tape. One 360° horizontal stripe plus two vertical shoulder stripes. Hook and loop closure. Machine washable. Please note, vests are sized to fit over work clothes. For a more comfortable looser fit, we suggest you buy the next size up.
Convert any 24" x 36" A-frame sign into a 2-sided message board sign; displays 7 lines of copy. Contains: 2 large (24" x 36") white sign face with letter tracks, 1 - Set of 314 - 4" black letters and 4" red numbers and symbols.
Ready2Use Next Generation Rolling, Quick Loading, A-frame Style Sidewalk Sign with changeable message boards. Patented and patent pending features for unmatched user friendliness, portability, and affordability. Displays curved sign panels for strength and visual impact. Water filled for stability; can withstand freezing. Just Grip-Tip-Roll to move in or out without lifting/carrying to keep user clean and dry. Includes 2/24"x36"x4mm white sign panels with tracks on one side of each board, 314-4" letters, numbers, and symbols (Black letters and Red Numbers on white background); displays up to 7 lines of copy on each side.
29″ x 42″ x 24″ rolling changeable message board sidewalk sign. Has 2 – 7 line, 24″ x 36″ white or black sign faces with 4″ characters. 2-sided, fast assembly.
CONTAINS:
2 – 24″ x 36″ x 4mm white sign faces with letter tracks on one side of each panel
1 – Set 314 – 4″ letters, numbers and symbols (Black letters, red/white numbers)
2 – Black sign uprights – one with wheels, one without
3 – Black cross tubes
4 – No-slide feet
1 – Set assembly hardware
Pans are constructed of high-density polyethylene for years of continued use. The units are designed to stack in place or to nest for convenient storage.
Pans are constructed of high-density polyethylene for years of continued use. The units are designed to stack in place or to nest for convenient storage.
Gives star positions for any date. Shows constellations, stars to 5th magnitude, nebula, Milky Way and the ecliptic. Major stars luminous for outdoor use. Has instructions, planet positions and Zodiac dial on reverse.
With cork-covered jaws, 8" total length.
With cork-covered jaws, 8" total length.
• Modeled after a sunflower
• This one year dicot stem gives anatomy in cross, radial and tangential sections
• Shows epidermis, cork layer, phloem region, cambium, xylem region, pith and other structures
• Enlarged 45 times. Made of plastic and mounted on a wooden base
• Measures 37 cm X 27 cm X 19 cm.
Modeled after a sunflower, this one year dicot stem gives anatomy in cross, radial and tangential sections. Shows epidermis, cork layer, phloem region, cambium, xylem region, pith and other structures. Enlarged 45 times. Made of plastic and mounted on a wooden base. Measures 37 cm X 27 cm X 19 cm.
• This model of corn gives details of cellar anatomy of the generalized monocot
• Details shown in cross and longitudinal section
• Shows important structures and details of closed vascular bundles
• Enlarged 45 times, made of plastic and mounted on a wooden base
• Measures 42 cm X 43 cm X 15 cm
This model of corn gives details of cellar anatomy of the generalized monocot in cross and longitudinal section. Shows important structures such as cuticular layer, epidermis, thick walled mechanical tissue, fundamental parenchymatous tissue and details of closed vascular bundles. Enlarged 45 times, made of plastic and mounted on a wooden base. Measures 42 cm X 43 cm X 15 cm.
Polypropylene covered for retrieving stirring bars from most liquids. Powerful magnet at one end, ring handle at the other end. 300mm length.
Polypropylene covered for retrieving stirring bars from most liquids. Powerful magnet at one end, ring handle at the other end. 300mm length.
Magnetic, polytetrafluorethylene coated. For use with magnetic stirrers.
Self-closing with rectangular jaw made of brass wire. 5" long. Will hold up to 1" diameter tubes (25mm)
• STOP/SLOW reversible sign
• Heavy-duty 18" dia aluminum sign
• Visible from one hundred yards away
• Bold 6" high letters
• 70" High PVC tube for safe use.
• Sign is printed on both sides.
This heavy-duty 18 inch diameter aluminum sign is visible from one hundred yards away, has bold 6 inch high letters and is easily recognized by pedestrians and motorists. It is supported by a PVC tube for safe use. Sign is printed with STOP on one side and SLOW on the other side. 70in High.
Order Heavy-Duty Rain Ponchos HERE
These polypropylene connectors are ideal for connecting tubing systems and vacuum lines. They will withstand flows to 20psi, and are autoclavable. Excellent chemical resistance. Serrated connecting surfaces to prevent tubing slipping. Adapters allow for connecting different diameter tubing.
Compare and contrast the physical properties of streak and color in this 8 specimen mineral collection. Numbered specimens are approximately 1 x 1.5". Streak plate and key sheet included. Grades 5-12. Ages 10-18. Ages 10-18.
Compare and contrast the physical properties of streak and color in this 8 specimen mineral collection. Numbered specimens are approximately 1 x 1.5". Streak plate and key sheet included. Grades 5-12. Ages 10-18. Ages 10-18.
• Perfect for the classroom, gym or playground
• Made of styrene to last
• Easily fits our cone top sign holders
• Set of 5 - 1-Way (right & left), RR Xing, No parking, crosswalk.
Set of 5 - 1-Way (right & left), RR Xing, No parking, crosswalk. Perfect for the classroom, gym or playground. Made of styrene to last. Easily fits our cone top sign holders.
• Perfect for the classroom, gym or playground
• Made of styrene to last
• Easily fits our cone top sign holders
• Set of 3 signs - 3 Direction Arrows
Set of 3 signs - 3 Direction Arrows Perfect for the classroom, gym or playground. Made of styrene to last. Easily fits our cone top sign holders.
Build any type of voltaic cell with this safe, sturdy kit. Functions as a storage cell, coulometer, dry cell, or Daniel cell. Includes: opaque polypropylene 8-oz cell body with low profile, wide base to resist spills; porous cup, instructions, 10 labeled electrodes (2 each, copper, lead, zincs; 1 each, aluminum, carbon, iron, nickel). Screw-on plastic rim has 2 brass electrode holders which adjust to hold round or flat electrodes.
Build any type of voltaic cell with this safe, sturdy kit. Functions as a storage cell, coulometer, dry cell, or Daniel cell. Includes: opaque polypropylene 8-oz cell body with low profile, wide base to resist spills; porous cup, instructions, 10 labeled electrodes (2 each, copper, lead, zincs; 1 each, aluminum, carbon, iron, nickel). Screw-on plastic rim has 2 brass electrode holders which adjust to hold round or flat electrodes.
20mm, 7/8" diameter compasses for magnet experiments. Aluminum case with glass top.
Will adapt to blade sizes 20-23, Forged steel, comes with one blade (No. 22).
Weather project worksheets. For individual student use with wall chart. Pad of 50 sheets, 8 1/2" x 11".
Weather project worksheets. For individual student use with wall chart. Pad of 50 sheets, 8 1/2" x 11".
Expand student's understanding of energy costs with this model of a passive solar house. The 11" x 11" x 8" model comes with a detailed Teacher's Guide containing activities in basic science, solar energy, and energy conservation. Grades 3-9.
Expand student's understanding of energy costs with this model of a passive solar house. The 11" x 11" x 8" model comes with a detailed Teacher's Guide containing activities in basic science, solar energy, and energy conservation. Grades 3-9.