Main menu

Filters

Closeout

241 products

Showing 169 - 192 of 241 products
View
Save 20%
Replacement Electrode for Checker 1 pH Meter
Replacement Electrode for Checker 1 pH Meter
13922

If you already own a checker, this replacement electrode will fit any checker.
If you already own a checker, this replacement electrode will fit any checker.

Learn More
$20.88 Each $26.10 Each
Save 20%
pHep 4
pHep 4
16760

Accuracy: ±0.1pH Resolution: 0.1pH The pHep 4 includes features such as a dual-level LCD, battery level indicator, replaceable pH electrode cartridge, instability indicator, automatic shut-off and automatic calibration all in a floating, waterproof casing. Supplied with protective cap, electrode removal tool, batteries and instructions.
Accuracy: ±0.1pH Resolution: 0.1pH The pHep 4 includes features such as a dual-level LCD, battery level indicator, replaceable pH electrode cartridge, instability indicator, automatic shut-off and automatic calibration all in a floating, waterproof casing. Supplied with protective cap, electrode removal tool, batteries and instructions.

Learn More
$76.80 Each $96.00 Each
16 sizesSave 20%
Pound of Solid Stoppers
Pound of Solid Stoppers
15956

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). Also available in one-hole and two-hole versions. Each stopper has its size marked in raised figures. Sold as one-pound bags.

Learn More
$5.56 Pound $6.95 Pound
Choose options
Save 20%
Pound of Assorted Stoppers
Pound of Assorted Stoppers
16172

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.

Learn More
$6.36 Set $7.95 Set
Choose options
Save 20%
Ohaus Triple Beam Balance - 610 Grams
Ohaus Triple Beam Balance - 610 Grams
46884

Capacity: 610 Grams. Sensitivity: 0.1 Grams. Calibrations: Front Beam - 10g x 0.1g, Center. Beam - 500g x 100g, Rear Beam - 100g x 10g
Capacity: 610 Grams. Sensitivity: 0.1 Grams. Calibrations: Front Beam - 10g x 0.1g, Center. Beam - 500g x 100g, Rear Beam - 100g x 10g

Learn More
$132 Each $165.00 Each
16 sizesSave 20%
Pound of 2-Hole Stoppers
Pound of 2-Hole Stoppers
15990

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). Also available in one-hole and solid versions. Each stopper has its size marked in raised figures. Sold as one-pound bags.

Learn More
$5.56 Pound $6.95 Pound
Choose options
Save 20%
Pocket Magnifier - Double (5X and 10X)
Pocket Magnifier - Double (5X and 10X)
14939

This pocket magnifier features 38mm diameter lenses, and offers a much larger (almost twice) field of view compared to regular pocket magnifiers. Sturdy plastic frames, glass lenses. This magnifier is very versatile, and magnifies objects up to 10X.
This pocket magnifier features 38mm diameter lenses, and offers a much larger (almost twice) field of view compared to regular pocket magnifiers. Sturdy plastic frames, glass lenses. This magnifier is very versatile, and magnifies objects up to 10X.

Learn More
$3.40 Each $4.25 Each
Save 20%
Platform Spring Scale - 5kg / 11 lbs.
Platform Spring Scale - 5kg / 11 lbs.
13372

Measure liquids and solids in removable pan. Easy-to-read, accurate English/ metric scale has 11 lb/ 5 kg capacity.
Measure liquids and solids in removable pan. Easy-to-read, accurate English/ metric scale has 11 lb/ 5 kg capacity.

Learn More
$11.96 Each $14.95 Each
Save 20%
Micrometer
Micrometer
14636

Introductory level metric micrometer graduated to read up to 25mm in 0.01mm divisions. Comes in a plastic storage case
Introductory level metric micrometer graduated to read up to 25mm in 0.01mm divisions. Comes in a plastic storage case

Learn More
$10.20 Each $12.75 Each
3 SizesSave 20%
Pipette PumpPipette Pump
Pipette Pump
14631

Easy one hand operation. Rotation of the thumbwheel draws or dispenses the liquid with precision and ease. By depressing the side lever the entire contents can be dispensed rapidly. Accepts glass and plastic pipettes. Color coded for sizes.

Learn More
From $6.60 $8.25 Each
Choose options
Save 20%
Magnetic Stirrer
Magnetic Stirrer
13887

All components are rigidly mounted on a molded casing covered with a reinforced colored ABS plastic plate. Minimal vibration and well-balanced rotating arm give years of trouble-free operation. Max stirring capacity 1 liter. Minimum speed: 100rpm. Maximum speed: 800 to 100 rpm. 110/115V, 50/60 Hz power supply. 5.4"diameter x 2" height. Each stirrer comes with 1" long x 3" diameter Teflon coated magnetic stir bar and instruction manual.
All components are rigidly mounted on a molded casing covered with a reinforced colored ABS plastic plate. Minimal vibration and well-balanced rotating arm give years of trouble-free operation. Max stirring capacity 1 liter. Minimum speed: 100rpm. Maximum speed: 800 to 100 rpm. 110/115V, 50/60 Hz power supply. 5.4"diameter x 2" height. Each stirrer comes with 1" long x 3" diameter Teflon coated magnetic stir bar and instruction manual.

Learn More
$98 Each $122.50 Each
Save 20%
pHep 5
pHep 5
16761

Accuracy: ±0.05pH Resolution: 0.01pH The pHep 5 includes features such as a dual-level LCD, battery level indicator, replaceable pH electrode cartridge, instability indicator, automatic shut-off and automatic calibration all in a floating, waterproof casing. Supplied with protective cap, electrode removal tool, batteries and instructions.
Accuracy: ±0.05pH Resolution: 0.01pH The pHep 5 includes features such as a dual-level LCD, battery level indicator, replaceable pH electrode cartridge, instability indicator, automatic shut-off and automatic calibration all in a floating, waterproof casing. Supplied with protective cap, electrode removal tool, batteries and instructions.

Learn More
$88 Each $110.00 Each
Save 20%
Pinchcock Clamp - Mohr's
Pinchcock Clamp - Mohr's
11908

Flat, round edges, steel wire, nickel plated. Up to 1/2" diameter tubing.
Flat, round edges, steel wire, nickel plated. Up to 1/2" diameter tubing.

Learn More
$1.20 Each $1.50 Each
Save 20%
Petri Dish Holder
Petri Dish Holder
13788

Use this rack to sterilize, refrigerate or incubate culture dishes. The design of the rack allows for easy carrying or stacking of the units. Dishes are cushioned by the soft black vinyl coating. Holds 18 - 100 x 10mm dishes or 12 - 100 x 15mm dishes. 9 1/6" W x 4 3/8" D x 7 1/8" H.
Use this rack to sterilize, refrigerate or incubate culture dishes. The design of the rack allows for easy carrying or stacking of the units. Dishes are cushioned by the soft black vinyl coating. Holds 18 - 100 x 10mm dishes or 12 - 100 x 15mm dishes. 9 1/6" W x 4 3/8" D x 7 1/8" H.

Learn More
$27.96 Each $34.95 Each
Save 20%
Lab Tray - Large
Lab Tray - Large
16140

Multi-Purpose polypropylene molded trays can be used for sterilizing, drying glassware, porcelain ware, and other laboratory supplies. These steam autoclavable trays have tapered walls designed for nesting. 450mm x 350mm x 75mm

Learn More
$16.40 Each $20.50 Each
Save 20%
Pendulum Clamp
Pendulum Clamp
15920

Connect this clamp to any support rod to set up three separate pendulum demonstrations. Includes individual cord clamps.
Connect this clamp to any support rod to set up three separate pendulum demonstrations. Includes individual cord clamps.

Learn More
$6.80 Each $8.50 Each
Save 20%
Lab Scoop w/ Hardwood Handle
Lab Scoop w/ Hardwood Handle
14629

Stainless steel scoop. One pointed end for handling small amount of chemicals. Scoop length, 6 1/2". 5" long hard wood handle.
Stainless steel scoop. One pointed end for handling small amount of chemicals. Scoop length, 6 1/2". 5" long hard wood handle.

Learn More
$2.60 Each $3.25 Each
Save 20%
Lab Tool Kit
Lab Tool Kit
14635

Kit includes 1 each of Test Tube Brush, Test Tube Clamp, Crucible Tongs, Lab Scoop, 6" Spatula and Forceps. Same as above, without rack.
Kit includes 1 each of Test Tube Brush, Test Tube Clamp, Crucible Tongs, Lab Scoop, 6" Spatula and Forceps. Same as above, without rack.

Learn More
$9.60 Set $12.00 Set
Save 20%
High Grip Hollow Top Test Tube Plug Caps
High Grip Hollow Top Test Tube Plug Caps
16565

These plug caps for test tubes are high grip hollow made of low density polyethylene. Hollow caps makes insertion and removal from test tubes easy. Sold in packs of 500.

Learn More
From $23.96 $29.95 Pack
Choose options
Save 20%
Microplates - Combination Pack (Pack of 12)
Microplates - Combination Pack (Pack of 12)
13917

For micro chemistry experiments. Microplate has 48 small holes and 12 large wells.
For micro chemistry experiments. Microplate has 48 small holes and 12 large wells.

Learn More
$109.60 Set $137.00 Set
Save 20%
Hexagonal Weight - 1g
Hexagonal Weight - 1g
14953

Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 1 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+.

Learn More
$0.44 Each $0.55 Each
Save 20%
Magnifier 5x Illuminated LED
Magnifier 5x Illuminated LED
16863

Excellent for Biology use or General use in the Lab. Strong acrylic construction. 5x Glass lens 3" (75mm) diameter. Magnifying area illuminated by 4 bright LEDs. Sides are transparent to let additional light in. Uses one CR2032 button cell, supplied. Includes semi hard zipped case.
Excellent for Biology use or General use in the Lab. Strong acrylic construction. 5x Glass lens 3" (75mm) diameter. Magnifying area illuminated by 4 bright LEDs. Sides are transparent to let additional light in. Uses one CR2032 button cell, supplied. Includes semi hard zipped case.

Learn More
$18.36 Each $22.95 Each
Save 20%
Hexagonal Weight - 100g
Hexagonal Weight - 100g
14955

Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 100 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+.

Learn More
$1.56 Each $1.95 Each
Save 20%
Hexagonal Weight - 1/4 lb.
Hexagonal Weight - 1/4 lb.
14960

Made of steel, and feature a durable black oxidized finish. Customary and metric sizes.
This 1/4 pound, 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+.

Learn More
$1.56 Each $1.95 Each