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.

Protect and stabilize expensive glassware with these Vikem® vinyl coated lead rings. Stabilize glassware immersed in water baths; reduces floating, breakage and chemical spills Bright red Vikem® vinyl coating Chemical-resistant Will not scratch flasks Available in five…

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…

Thomas Scientific Calibration Weights are solid construction and made with non-magnetic stainless steel. OIML E2 can be used as a reference standard in calibrating other weights and is appropriate for calibrating high-precision analytical balances with a readability as low as 0.1 mg to 0.01 mg.…

Class 1 Can be used as a reference standard in calibrating other weights and is appropriate for calibrating high-precision analytical balances with a readability as low as 0.1 mg to 0.01 mg.

These lead weights can be coiled into a helix, spiral, cone or any irregular shape to stabilize vessels in a water bath. Flexible; versatile Coil around flasks, thread through handles or loop around bottle necks Coated with chemical resistant red Vikem® vinyl to protect glassware …

Perfect for stabilizing glassware and laboratory containers! Argos Technologies® lead ring weights are ideal for stabilizing glassware and laboratory containers during water immersion. The vinyl coating prevents scratching on labware or the benchtop. The "C" shaped rings have…

Low magnetic permeability and high corrosion resistance ensure reliable values. All weights are made of stainless steel, even for mg weights no aluminum is used. Weights are manufactured under METTLER TOLEDO’s stringent ISO9001 quality management system. Unique Design METTLER TOLEDO…

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.  

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…

This slotted weight set includes the following: Nine 20g brass slotted weights One 10g brass slotted weight Two 5g brass slotted weights One 50g hanger PRODUCT WARNINGS WARNING: This product can expose you to chemicals including lead, which are known to the State of…

Class F2 For calibration of semi-analytical balances and for student use.

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…

Metric, ASTM Class 1 calibration weight for calibrating other weights, or electronic balances and scales Stainless steel construction for stability, resistance to corrosion, and low magnetic susceptibility Cylindrical shape with groove for ease of lifting heavier weights Meets American…

This weight hanger is made from steel that has been nickel-plated. It weighs 50g and can be used to hang additional slotted weights (not included). PRODUCT WARNINGS WARNING: This product can expose you to chemicals including nickel and lead, which are known to the State of California…

Class F1 Appropriate for calibrating high-precision top loading balances with a readability as low as 0.01 g to 0.001 g

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…

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…

This slotted weight set includes the following: Nine 20g brass slotted weights One 10g brass slotted weight Two 5g brass slotted weights One 50g hanger PRODUCT WARNINGS WARNING: This product can expose you to chemicals including lead, which are known to the State of…

Set Contents: 5 kg, (2) 2 kg, 1 kg, 500 g, (2) 200 g, 100 g, 50 g, (2) 20 g, 10 g, 5 g, (2) 2 g, 1 g, 500 mg, (2) 200 mg, 100 mg, 50 mg, (2) 20 mg, 10 mg, 5 mg, (2) 2 mg, 1 mg Number of Pieces: 28 Case: Supplied in handcrafted wood case. Includes a compartment for a polycarbonate case…

Class 3 Appropriate for calibrating balances with moderate precision and with a readability as low as 0.1 g to 0.01 g.

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…