1-14 Paper strips, change for each full pH unit,100 strips per vial.
Riveted joint. Nickel plated. 9 inches long. Also for test tubes and vials.
• Made with 0.35mm thick waterproof PVC laminated to rayon material
• Dual air flow ventilation
• Machine welded seems
• Corduroy collar for comfort
• Windproof double fly snap closure
• Snap sleeve and leg closure
• Exclusive STORMMAX protection ensures dryness and comfort
• Applications: Crossing guards, survey crews, law enforcement, ranching, and forestry.
Built for tough conditions, this rainwear is made with 0.35mm thick waterproof PVC laminated to durable rayon for long-lasting protection. Dual air flow ventilation and machine-welded seams keep you dry and comfortable, while a soft corduroy collar adds extra comfort. The windproof double fly snap closure, along with snap sleeve and leg closures, ensure a secure fit against harsh weather. Featuring exclusive STORMMAX® protection, it’s designed to deliver maximum dryness and comfort in the field. Ideal for crossing guards, survey crews, law enforcement, ranching, and forestry, this gear is ready for any storm.
Sized just right for grade school aged children ages 5 to 9! Two vertical 1 3/8" prismatic reflective stripes on front and back. Hook and loop front closure. Elastic sides. Lime with orange reflective. Made in the USA.
3" glass pipet with rubber bulb, straight.
Flat on one end, spoon on other end.
4 inch stailess steel spatucla that is flat on one end, spoon on other end.
3" wide bright orange armband with reflective silver stripe. Constructed of nylon reinforced vinyl with elastic straps to enable the band to fit arms 13" in circumference or larger.
Acid resisting sheeting, very flexible and lightweight. Accepted as a standard lab apron for years. Cut to provide ample comfort and protection from laboratory reagents. Reinforced at points of strain. Cotton tapes at waist and neck. 27" x 36".
Flat on one end, spoon on other end.
6 inch stailess steel spatucla that is flat on one end, spoon on other end.
Pure latex gum tubing. A clear amber color. Flexible, with long life under constant use. 3/32" wall thickness.
For efficiency and cleanliness. Reinforced at points of strain (6 mil). Quality tapes at waist and neck.
This 24 inch x 30 inch child size apron is for efficiency and cleanliness. Reinforced at points of strain (6 mil). Quality tapes at waist and neck.
Same as above with plastisol coated jaw.
Same as above with plastisol coated jaw.
Stainless steel spatulas with both ends flat.
Stainless steel spatulas with both ends flat.
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.
Features flat countersunk bottom, with a double-ended hooked rod through the middle. Can be used on balance pans, as well as hooked in tandem for lever arm studies. Made of polished brass.
Black bristle. Double tufted end. 1 3/4" brush diameter. 16" overall length.
Black bristle. Double tufted end. 1 3/4" brush diameter. 16" overall length.
• Multi-purpose tool made from polypropylene
• Can be used as a stirrer or spatula.
• Measures 9.5" long with a diameter of 1/4".
• Great for adding small amounts of ingredients and mixing
• An are excellent replacement for metallic scoops
• Come in packs of 12
Multi-purpose tool made from polypropylene can be used as a stirrer or spatula. Measures 9.5" long with a diameter of 1/4".
Large, easy to read numbers and graduations. -40 degreesC to +50 degreesC.
Large, easy to read numbers and graduations. -40 degreesC to +50 degreesC.
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.
Stamped steel base. Black enamel finish. Zinc plated, detachable rod. 6" x 9" base
Stamped steel base. Black enamel finish. Zinc plated, detachable rod. 6" x 9" base
Aluminum die cast clamp for holding 2 pieces of apparatus in 3 positions: right angles, parallel or vertical. Holds rods to 1/2" in diameter.
Aluminum die cast clamp for holding 2 pieces of apparatus in 3 positions: right angles, parallel or vertical. Holds rods to 1/2" in diameter.
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.
Good quality, one-piece plastic frame. Glass lens.
50mm magnifying glass with glass lens molded into a high quality unibody plastic frame. 2.5x magnification.