Weights

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Lead Rings
Heathrow

Lead Rings

Use rings to stabilize glassware and plasticware on shakers or immersed in water baths. Vinyl-coated lead rings will not mark or scratch bench tops or labware.

Precision Laboratory...
Troemner

Precision Laboratory Balance Weights

Screw knob style weights are ideal for most laboratory calibration applications Sizes from 1 mg to 100 g Two-piece polished stainless steel gram weights Five tolerance levels from Ultra Class SM to ASTM Class 4 Sets and individual weights available These standard high-precision polished…

NIST Class F...
Troemner

NIST Class F Servicemen Test Weight Sets

Weights are available with NVLAP* or Traceable Certificates To test commercial and non-commercial scales NIST Class F tolerances Designed for servicemen Class F weights are designed to check scales used in commercial and industrial applications where an accuracy of 0.1% or lower is required.…

Metric Weight Set
Ohaus

Metric Weight Set

For Thomas number 1109B10 Animal Balance, 1382F15, 1382F35 and 1382F65 Triple Beam Balances, to extend capacity to 2,610 grams Consisting of one 500 and two 1,000 gram weights (effective weight)

Scienceware® Closed...
Bel-Art Products

Scienceware® Closed Lead Rings

For stabilizing Erlenmeyer flasks immersed in water Easy-to-locate red color Vinyl coating protects glassware Helps prevent chemical spills These chemically-resistant vinyl-coated lead rings are designed to stabilize single flasks in water baths and on bench tops. Simply slip the ring over…

Class 1 Alloy 8...
Troemner

Class 1 Alloy 8 Precision Analytical Weights

These weights are manufactured Troemner Alloy 8 Stainless Steel, which was developed by Troemner and is available exclusively through Troemner. This unique material possesses low magnetic susceptibility, uniform consistency and high resistance to corrosion. It is the finest grade of stainless steel…

Vinyl Coated Lead...
Bel-Art Products

Vinyl Coated Lead Wire And Sheets

Soft, pliable materials conform to a variety of contours Wire-sheet combinations can be used for special assemblies Achieve exact weights by combining more than one wire or sheet Ideal for complex applications. Can also be combined to meet the diameter needs of large vessels,…

UltraClass Alloy 8...
Troemner

UltraClass Alloy 8 Precision Analytical Weights

These weights are manufactured Troemner Alloy 8 Stainless Steel, which was developed by Troemner and is available exclusively through Troemner. This unique material possesses low magnetic susceptibility, uniform consistency and high resistance to corrosion. It is the finest grade of stainless steel…

Cal-Paks™
Troemner

Cal-Paks™

Calibration Consistency: We address every variable of our measurement process to assure consistency of calibration results which lead to accurate results in your processes, products, and services. Alloy 8 Advantage: Troemner Alloy 8 Stainless Steel is the finest grade of stainless steel…

Cylindrical Balance...
Troemner

Cylindrical Balance Weights

Ideal for electronic balances, larger scales and economical everyday use These two-piece, cylindrical weights are more economical than analytical weights and made to the same exacting tolerances. They are ideal for routine calibrations. They are available in a variety of specific sizes, as well…

UltraClass...
Troemner

UltraClass Electronic Balance Calibration Weights

To get all the accuracy your electronic balance and/or scale provides, you need to perform routine calibrations and verifications using precision calibration weights. Troemner's Stainless Steel Electronic Balance Calibration Weights are intended for this purpose. Weights are available in a…

Weighted Holders
Bel-Art Products

Weighted Holders

Stabilize labware in water baths and on the benchtop Added security and accessibility For beakers and flasks Weighted holders allow beakers or flasks to be secured and placed into a water bath with full access to the vessel opening. The Vikem® vinyl coated lead ring has been fitted…

UltraClass Alloy 8...
Troemner

UltraClass Alloy 8 Precision Analytical Weight Sets

These weights are manufactured Troemner Alloy 8 Stainless Steel, which was developed by Troemner and is available exclusively through Troemner. This unique material possesses low magnetic susceptibility, uniform consistency and high resistance to corrosion. It is the finest grade of stainless steel…

Class 1 Alloy 8...
Troemner

Class 1 Alloy 8 Precision Analytical Weight Sets

These weights are manufactured Troemner Alloy 8 Stainless Steel, which was developed by Troemner and is available exclusively through Troemner. This unique material possesses low magnetic susceptibility, uniform consistency and high resistance to corrosion. It is the finest grade of stainless steel…

Class 1 Electronic...
Troemner

Class 1 Electronic Balance Calibration Weights

To get all the accuracy your electronic balance and/or scale provides, you need to perform routine calibrations and verifications using precision calibration weights. Troemner's Stainless Steel Electronic Balance Calibration Weights are intended for this purpose. Weights are available in a…

Scienceware® C...
Bel-Art Products

Scienceware® C-Shaped Lead Rings

THOMAS CLEARANCE SALE! 50% OFF! Original Price: $36.10 CLEARANCE PRICE: $18.05* ? Add to fluid handling setups already in place Accommodates wide vessels by pulling on end to expand ring id Vikem ® vinyl coating protects glassware Rings fit neatly around the neck of filtering…

Storage Case For 10...
Troemner

Storage Case For 10 kg Weight

Economical Stainless...
Troemner

Economical Stainless Steel Weights

ANSI/ASTM E617 Class 7 Weights 1 g and above are carefully manufactured of stainless Steel and are cylindrical in shape for easy gripping. Weights 1 g to 100 g are of one-piece construction and are adjusted during manufacture by removing material from the bottom of the weight. Weights 200 g…

Scienceware® C...
Bel-Art Products

Scienceware® C-Shaped Lead Rings

Add to fluid handling setups already in place Accommodates wide vessels by pulling on end to expand ring id Vikem ® vinyl coating protects glassware Rings fit neatly around the neck of filtering flasks with side-arm tubing connections. No need to disconnect the tubing and possibly…

Precision Weights...
Troemner

Precision Weights with NVLAP Certificate

Category: Alloy 8 Metric Precision Calibration Weight Size: 1, 2, 5, 10, and 15 mg Class: Class 1   (See ANSI/ASTM Metric Tolerance Chart) Tolerance: 0.010 mg Certification: NVLAP Certificate   (View Sample) Material: Flat aluminum Construction: 1 piece…

Analytical Precision...
Troemner

Analytical Precision Weights

Precision Analytical Individual Weights are made from the finest materials and are manufactured in sizes ranging from 1 mg through 50 kg. Weights are designed so the specifications on surface finish, markings, construction, material density, and magnetic properties become more restrictive as the…

Scienceware® Lead...
Bel-Art Products

Scienceware® Lead Ring Holder

Space saving rack Holds 5-8 rings 7.5” D x 6.75”H Autoclavable Simple rack for organizing and storing with minimum space requirements. Holds rings with a minimum I.D. of 0.7”. Circular base is 7.5” diameter and 6.75” high.  

Precision Weights...
Troemner

Precision Weights with NVLAP Certificate

Category: Alloy 8 Metric Precision Calibration Weight Size: 1 g Class: Class 1 Tolerance: 0.034 mg Certification: NVLAP Certificate   (View Sample) Material: Troemner Alloy 8 highly polished stainless steel Construction: 2 piece construction with handling knob.…

Professional CarePac...
Mettler Toledo

Professional CarePac®

Performs routine testing of balances securely with only what you need - two test weights ASTM and OIML Weights available Saves time and money Includes tweezers, gloves and other accessories for professional weight handling Test balances with up to 4900 g weight capacity CarePac® offers a…

Vinyl Coated Lead...
Bel-Art Products

Vinyl Coated Lead Wire And Sheets

THOMAS CLEARANCE SALE! 50% OFF! Original Price: $25.65 CLEARANCE PRICE: $12.83* ? Soft, pliable materials conform to a variety of contours Wire-sheet combinations can be used for special assemblies Achieve exact weights by combining more than one wire or sheet Ideal…

CarePac® 5000 g /...
Mettler Toledo

CarePac® 5000 g / 200 g

Perform routine testing of balances securely with only what you need – two test weights. Save time and cost with a METTLER TOLEDO CarePac®. This unique approach means you can rely on accurate measuring results. CarePacs® include tweezers, gloves and other accessories for professional weight…

Lead Ring Holder
Heathrow

Lead Ring Holder

Organize your lead rings with our holder. Holds up to eight rings.