Box of 100, Smooth. Medium Flow rate and retention. Suitable for 95% of laboratory qualitative studies.
With cork-covered jaws, 8" total length.
With cork-covered jaws, 8" total length.
Stainless steel spatulas with both ends flat.
Stainless steel spatulas with both ends flat.
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. Outside Diameter: 53mm, Height: 46mm
Sturdy plastic, calibrated in grams and ounces (1000g/2.2 lbs.). Zero adjustment dial for accuracy. 5" x 3" x 3/4".
Sturdy plastic, calibrated in grams and ounces (1000g/2.2 lbs.). Zero adjustment dial for accuracy. 5" x 3" x 3/4".
Porcelain. Glazed inside and outside except bottom outside surface. Outside Diameter: 35mm, Height: 300m
Porcelain. Glazed inside and outside except bottom outside surface. Outside Diameter: 35mm, Height: 300m
Tinned iron. Ceramic. Turned edges.
Tinned iron. Ceramic. Turned edges.
Teak wood polished tray. As the tray is made from Teak Wood it is resistant to liquid spillage. For use with Barnes dropping bottles (Stock# 47767)
• Standard Burner,
• LP (Cylinder) gas,
• 7/16"(11mm) Mixing Tube OD,
• 0.55 CFH,
• 1,342 BTU Output,
• 5-3/8" (137mm) Overall Height
• 5/16" Serrated OD inlet
High-quality, American-made burner with nickel-plated, die-cast zinc bases. Burner feature aluminum mixing tube and 5/16" serrated gas inlet connection. 7/16"(11mm) Mixing Tube OD, 0.55 CFH, 1,342 BTU Output, 5-3/8" (137mm) Overall Height. CFHs and BTU Outputs are figured on: 5 inch Water Column Pressures for Artificial and Natural Burners. 11 inch Water Column Pressures for LP Burners.
Stainless steel spatulas with both ends flat.
Stainless steel spatulas with both ends flat.
For 24 tubes, 25mm diameter. Red. Steam autoclavable up to 121 deg C (250deg F). Can be disassembled for storage. Dimensions 9.75" wide x 4" deep x 2.5" high.
For 24 tubes, 25mm diameter. Red. Steam autoclavable up to 121 deg C (250deg F). Can be disassembled for storage. Dimensions 9.75" wide x 4" deep x 2.5" high.
Quality white clay pipe stems. Galvanized iron wire. 2" side length.
Quality white clay pipe stems. Galvanized iron wire. 2" side length.
2.5X Magnifier Set. Affordable and dependable plastic magnifiers. Get one for every student in your classroom. 1 1/4" diameter lens. Set of 12.
This pocket magnifier features a 38mm diameter lens, and offers a much larger (almost twice) field of view compared to regular pocket magnifiers. Sturdy plastic frames, glass lens. This magnifier is very versatile, and magnifies objects 5X.
This pocket magnifier features a 38mm diameter lens, and offers a much larger (almost twice) field of view compared to regular pocket magnifiers. Sturdy plastic frames, glass lens. This magnifier is very versatile, and magnifies objects 5X.
3" glass "medicine dropper" with rubber bulb.
Plastic construction one piece, open bottom for viewing insects and small objects, clear acrylic sides for light to pass through. 1.8" diameter lens, 8x magnification fixed focusing. Bottom diameter 2.25". Total height 2.1".
Plastic construction one piece, open bottom for viewing insects and small objects, clear acrylic sides for light to pass through. 1.8" diameter lens, 8x magnification fixed focusing. Bottom diameter 2.25". Total height 2.1".
Adjustable 360 degrees jaw rotation. For attaching up to 1/2" diameter rods. Aluminum muff with steel thumbscrew.
Clamp with Hook can be rotated and locked in any position. Ideal for supporting suspended thermometers, drying tubes, etc. The clamp attaches to rods up to 13mm (1/2") O.D.
Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 1000 gram, non-rolling hexagonal mass is made of steel, and features a durable black oxidized finish. Hexagonal masses are easy to work with and accurate. Suitable for ages 11+.
Quickly removes insulation without damaging wire. Set screw adjusts stripper to fit wire gauges from 10 to 24. Made from drop-forged, heat treated steel with black baked enamel finish. PVC handles. Total length is 4 inches.
Economical metal vernier caliper with 140mm capacity. Features inside and outside jaws, full length depth gauge, friction ruler and sliding lock for gauging. Graduated in millimeter and 1/16th of an inch.
Economical metal vernier caliper with 140mm capacity. Features inside and outside jaws, full length depth gauge, friction ruler and sliding lock for gauging. Graduated in millimeter and 1/16th of an inch.
For 10mm-13mm tubes. Holds 80 tubes. 102 drying pins. 44 drying pins. Great visibility and very compact. Constructed of polyethylene, is autoclavable and extremely stable. Size is about 10" x 4" x 3".
For 10mm-13mm tubes. Holds 80 tubes. 102 drying pins. 44 drying pins. Great visibility and very compact. Constructed of polyethylene, is autoclavable and extremely stable. Size is about 10" x 4" x 3".
White nylon test tube brush. Radial end. 10" long
White nylon test tube brush. Radial end. 10" long
10" long, prongs covered with rubber tubing.
10" long, prongs covered with rubber tubing.