DNA Model Refill, Single Packet - Build a segment of the DNA consisting of Adenine, Thymine, Cytosine, and Guanine. Color-coded pieces designate certain molecules making up the four nucleotides present in DNA. Instructions.
Strong Plastic Construction. Spring loaded, rubber covered grips. For Two Buret. Accepts Rods up to 12.5 mm.
Strong Plastic Construction. Spring loaded, rubber covered grips. For Two Buret. Accepts Rods up to 12.5 mm.
Made from clear acrylic. One plane surface is frosted. 89mm long. 15mm thick. 25mm across the beam axis.
Made from clear acrylic. One plane surface is frosted. 89mm long. 15mm thick. 25mm across the beam axis.
86mm long and 15mm thick. 18mm wide at center.
86mm long and 15mm thick. 18mm wide at center.
22" x 28" Single sided erasable board insert for GE620P. Stand not included - order separately.
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.
Calling all crossing guards! Our Econo Lanyard is the essential tool to streamline your duties. This lanyard offers a practical way to keep your whistle within easy reach, ensuring you're prepared to signal pedestrians and control traffic efficiently. Crafted for durability, this lanyard features a metal J-hook for quick and easy attachment of whistles. An affordable and long-lasting solution to enhance your safety measures at school crossings, intersections, and traffic control points. Keep your focus on safety with this invaluable accessory. Available in 10 colors
ANSI Class 2. Economy Lime Safety Vest. 100% Polyester mesh. Hook & loop front closure. 2 exterior waist pockets and 1 left chest pocket. AwareLite reflective trim. Conforms to ANSI/ISEA 107 standard for design, color and reflectivity.
ANSI Class 2. Economy Orange Safety Vest. 100% Polyester mesh. Hook & loop front closure. 2 exterior waist pockets and 1 left chest pocket. AwareLite reflective trim. Conforms to ANSI/ISEA 107 standard for design, color and reflectivity.
• Lightweight, highly visible polyester mesh
• Adjustable hook and loop front closure
• Elastic side straps
• 1” reflective orange stripes on front and back
• One size fits most
• Does NOT Meet the requirements of ANSI/ISEA107
Lightweight, highly visible lime polyester mesh. Adjustable hook and loop front closure. Elastic side straps. 1" reflective orange stripes on front and back. Does NOT Meet the requirements of ANSI/ISEA 107. One size fits most.
• 1" wide reflective stripes
• Hook & loop front closure
• Elastic side closures for universal sizing
• One size fits most
• Does NOT Meet the requirements of ANSI/ISEA107
Lightweight, highly visible orange polyester mesh. hook and loop front closure. Elastic side straps. 1" reflective silver stripes on front and back. Does NOT Meet the requirements of ANSI/ISEA 107. One size fits most.
Strong plastic construction. These Buzzers are an essential electrical part for use in Physics electrical circuits and Sound experiments and other general lab use. Buzzer dia. 1.15" (29mm) x 0.58" (14.8mm) thick. Base 1.89" (48mm) long, with two holes 0.13" (3.48mm) dia. for mounting. Connecting wire 4" (100mm) long.
Strong plastic construction. These Buzzers are an essential electrical part for use in Physics electrical circuits and Sound experiments and other general lab use. Buzzer dia. 1.15" (29mm) x 0.58" (14.8mm) thick. Base 1.89" (48mm) long, with two holes 0.13" (3.48mm) dia. for mounting. Connecting wire 4" (100mm) long.
By touching two metal strips simultaneously your body becomes a path for charged molecules to complete a circuit. Result: the ball glows brightly. Works with several people creating the path. When opened, the energy ball reveals a working circuit for insight into the world of computers.
This 60" plastic tape has inches on one side and centimeter/ millimeter scale on the other.
This 60" plastic tape has inches on one side and centimeter/ millimeter scale on the other.
Standard Conical shaped flasks, in seven sizes, borosilicate (heat resistant) glass, marked with graduations for approximate volumes, used in the laboratory for mixing, storing and heating of liquids. Stopper Size: 1 (not included)
Standard Conical shaped flasks, in seven sizes, borosilicate (heat resistant) glass, marked with graduations for approximate volumes, used in the laboratory for mixing, storing and heating of liquids. Stopper Size: 1 (not included)
Porcelain. Glazed inside and outside except bottom outside surface.
Porcelain. Glazed inside and outside except bottom outside surface.
Porcelain. Glazed inside and outside except bottom outside surface.
Porcelain. Glazed inside and outside except bottom outside surface.
Zinc plated steel extension rings. Rod diameter is 5/16" overall length is 12".
Zinc plated steel extension rings. Rod diameter is 5/16" overall length is 12".
Zinc plated steel extension rings. Rod diameter is 5/16" overall length is 12".
Zinc plated steel extension rings. Rod diameter is 5/16" overall length is 12".
Zinc plated steel extension rings. Rod diameter is 5/16" overall length is 12".
Box of 100, Smooth. Medium Flow rate and retention. Suitable for 95% of laboratory qualitative studies.
This borosilicate (heat resistant) glass conical shaped flask with side arm is used in filtration processes.
100 ml Flask uses a size 4 stopper
150 ml Flask uses a size 5 stopper
250 ml Flask uses a size 6.5 stopper
500 ml Flask uses a size 6.5 stopper
