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1584 products


Hi-viz pink breakaway vest. Does not meet ANSI requirements. 2 interior open waist pockets that will hold a 5.5" cell phone. 100% polyester tricot. Hook & loop front closure. 2" AwareLite reflective trim.


• Lightweight, multi-season.
• Rainguard zipper closure with interior storm flap.
• Comfort collar, fleece-lined.
• Three fused fabric layers.
• Breathable, waterproof and wind resistant.
• Comfortable polyester/spandex outer shell fused with fleece liner.
• Two exterior slash pockets with rain guard zipper closure.
• Channeled hem with cinch cord and cord lock for adjustable fit.
• Deluxe adjustable cuffs.
• Contoured waist.
Women's Class 2 polyester bonded with fleece. Contoured waste for better fit. 3 fused fabric layers: soft outer shell, weather resistant middle and warm brushed fleece interior. Breathable, water and wind resistant. Comfortable polyester/spandex. Draw string hem with cord stopper. Black bottom hides dirt and grime. 2 zippered slash pockets. Adjustable sleeve cuffs. Zipper closure with tunnel collar. Conforms to ANSI 107 standard.

Designed for spherical mirrors and lenses. Support is 5" tall and has a 1.5" V-shaped grooved wedge to hold mirrors or lenses 38mm to 100mm securely in place.
Designed for spherical mirrors and lenses. Support is 5" tall and has a 1.5" V-shaped grooved wedge to hold mirrors or lenses 38mm to 100mm securely in place.

Well constructed. Hardwood. Test tube supports being made of 5/16" stock are much stronger than the ordinary grade. Post joints of the heavy base supports are glued and nailed top and bottom. All other supports assembled with dovetail joint. All supports finished in paraffin oil.
Well constructed. Hardwood. Test tube supports being made of 5/16" stock are much stronger than the ordinary grade. Post joints of the heavy base supports are glued and nailed top and bottom. All other supports assembled with dovetail joint. All supports finished in paraffin oil.

Prismatic reflectors for full, even light pattern, perfect for professional working conditions. Brighter beam with a 100% brighter Krypton bulb. Toolbox-tough polypropylene construction resists impact, gas, grease, chemicals, water, corrosion. Scratch-resistant, break-resistant lens. Full lifetime warranty. Made in the U.S.A. Switches torture-tested to 100,000 on/off cycles. Resistant to extremes of temperature and humidity. Great for night-time traffic or pedestrian control. Visible at 50 yards. 8" polyethylene wands have removable end caps for directing beam of light. Uses 2 "D" Batteries.

Prismatic reflectors for full, even light pattern, perfect for professional working conditions. Brighter beam with a 100% brighter Krypton bulb. Toolbox-tough polypropylene construction resists impact, gas, grease, chemicals, water, corrosion. Scratch-resistant, break-resistant lens. Full lifetime warranty. Made in the U.S.A. Switches torture-tested to 100,000 on/off cycles. Resistant to extremes of temperature and humidity. Uses 2 "D" Batteries.

This 24" inflatable writable globe has a white background with outlined countries. The ball may be used over and over again with a wet erase marker (not included) to test your students geography skills.


ANSI Class 2 lime vest. 5 Point Breakaway. 100% polyester tricot. Hook & loop closure. 2 exterior waist pockets, 1 interior waist pocket. X on back side helps indicate which way the wearer is facing. Mic tabs on both sides. AwareLite reflective trim. Conforms to ANSI/ISEA 107.


ANSI Class 2 orange vest. 5 Point Breakaway. 100% polyester tricot. Hook & loop closure. 2 exterior waist pockets, 1 interior waist pocket. X on back side helps indicate which way the wearer is facing. Mic tabs on both sides. AwareLite reflective trim. Conforms to ANSI/ISEA 107.


• Lighter and more attractive than your old metal barricades
• Redirect traffic in unsafe and risky conditions
• Designed to warn and maintain a safe and friendly environment
• Easy to handle, store, and does not rust.
• Its durable recycled material allows for a sturdy and lasting effect
• 37" high and expand from 16.5" to 11.5'
• Requires minimal assembly
• weighs only 15 lbs. so it's easy to move from one location to another
• Mainly for indoor use
Replace your old metal barricade with the newest, latest, and greatest, plastic expandable barricade, XpanDit". XpanDit" will redirect traffic in unsafe and risky conditions and is designed to warn and maintain a safe and friendly environment. The XpanDit" is easy to handle, store, and does not rust. Its durable recycled material allows for a sturdy and lasting effect, and it is di-electric and heat resistant. Barricades are 37" high and expand from 16.5" to 11' 5" to accommodate nearly any space. Requires minimal assembly and weighs only 15 lbs. so it's easy to move from one location to another. Mainly for indoor use.

Equipped with longer lasting LED lights eliminating the need for replacement bulbs. Features 2-second delay before the optional siren sounds preventing false alerts resulting from sudden noises. Acceptable levels of noise can be adjusted for quiet activities or louder for group work.
Nursery schools with hearing impaired students can use the unit as a visual signal. Drama departments can incorporate this unit as a quiet signal to alert backstage cast members of inappropriate offstage noise.
Other features include: voice activation (“Quiet Please”) or siren options; Automatically or manually adjustable lights; Decibel sensitivity control (from 50dB to 110 dB); Self-standing or wall-mountable; Powered by a 120V AC adapter (Included) or 6 AA batteries, sold separately. Optional face stickers for lights.
Product Features
- Traffic light is approximately 17″ high.
- Unit plugs into AC 120 volt electrical outlet with included UL approved transformer (Input: 100-240V AC 50-60Hz, Output: 9V DC 500mA) or can be used with 6 AA alkaline batteries (sold separately).
- Unit can be self-standing or wall-mounted.
- Traffic light is computerized with adjustable sound level meter.
- Red light counter registers each time the red light activates. Push reset button to reset counter to zero.
- Decibel sensitivity control can be set to operator’s choice. Push button to decrease sensitivity. Also offers manual operation option of staying on a given light color.
- Option face stickers provided to add the element of emotion to the lights.
- Green light stays lit until noise in room goes above set level (determined by user, green light is replaced with a flashing yellow light as a warning.
- When sound level reaches 15 dB above set level, the red light and siren are activated.
- Voice Commands (“Quiet Please” in 4 languages or create your own recording) and siren options.
- User has the option of turning sounds on or off.
- Delayed Alarm Function will sound when noise continues for more than 2 seconds.

The perfect way to alert the public to hazards that are located in unlit or dimly lit areas. This highly visible tape comes with a liner.

This orange pinnie is constructed of nylon and stitched at edges to prevent fraying. Completely washable. 44" x 11 1/2" size. Elastic waist strap allows fit for all sizes.

This orange pinnie with SAFETY PATROL emblem screened on both sides is constructed of nylon and stitched at edges to prevent fraying. Completely washable. 44" x 11 1/2" size. Elastic waist strap allows fit for all sizes.

This red pinnie is constructed of nylon and stitched at edges to prevent fraying. Completely washable. 44" x 11 1/2" size. Elastic waist strap allows fit for all sizes.

This red pinnie with SAFETY PATROL emblem screened on both sides is constructed of nylon and stitched at edges to prevent fraying. Completely washable. 44" x 11 1/2" size. Elastic waist strap allows fit for all sizes.


This yellow pinnie is constructed of nylon and stitched at edges to prevent fraying. Completely washable. 44" x 11 1/2" size. Elastic waist strap allows fit for all sizes.


This yellow pinnie with SAFETY PATROL emblem screened on both sides is constructed of nylon and stitched at edges to prevent fraying. Completely washable. 44" x 11 1/2" size. Elastic waist strap allows fit for all sizes.

• Red with white ink
• Heavyweight 50/50 fabric
• Durable fabric
• Full cut for a comfortable fit
• Screened front only
• Youth sizes: S (6-8), M (10-12) or L (14-16)
Red with white ink. Heavyweight 50/50 fabric. Durable fabric, full cut for a comfortable fit. Screened front only. Specify size. Youth sizes: S (6-8), M (10-12) or L (14-16).

Zinc metal, foil 0.010" x 12" x 36", (1 piece = 500g) - 500g
Zinc metal, foil 0.010" x 12" x 36", (1 piece = 500g) - 500g

Zinc sulfate, lab grade, granular is commonly used in classroom settings for chemistry experiments and to illustrate various scientific concepts due to its solubility and reactivity. Some of the typical applications include:
-
Precipitation Reactions: Zinc sulfate is used to demonstrate precipitation reactions when mixed with other compounds. For example, when combined with sodium carbonate, it forms zinc carbonate, a white precipitate. This can be used to illustrate the principles of solubility, ionic reactions, and compound formation.
-
Galvanic Cells and Electrochemistry: Zinc sulfate is frequently used in electrochemical cells (such as Daniell cells) to study the behavior of zinc as an electrode and to teach concepts of oxidation and reduction, electrode potentials, and electron flow in galvanic cells.
-
Testing for Anions: It can be used as a reagent in testing for the presence of specific anions in solutions. For instance, in analytical chemistry, zinc sulfate might be utilized in qualitative tests to help identify sulfide ions through the formation of a white precipitate (zinc sulfide).
-
Growth Medium for Biological Studies: In biology and environmental science classes, zinc sulfate is sometimes used as a trace element in preparing growth media for certain plants or algae to study the effects of zinc on growth and development.
-
Illustrating Properties of Transition Metals: Zinc is often grouped with other transition metals to compare chemical properties, such as reactivity with acids and the formation of complex ions in solution.
Safety precautions should be observed when handling zinc sulfate, as it can be harmful if ingested or inhaled in powder form. Proper protective equipment, such as gloves and safety goggles, is recommended during use.
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