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.…

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…

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 …

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…

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.

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…

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…

The weight tolerance is equal to ANSI/ASTM E617 Class 0 and exceeds OIML R 111 Class E2. This class is used as a reference standard for calibrating other reference standards and weights and is appropriate for calibrating high-precision analytical balances with a readability as low as 0.01 mg.

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…

Uncompromising selection of steel and rigorous control of manufacturing processes make these weights the excellent choice for balance calibration and testing. The proven one-piece design (monobloc) guarantees best long term stability and accurate testing results. Austenitic Stainless Steel …

Includes: 1 x 10g 2 x 20g 1 x 50g 2 x 100g 1 x 200g 1 x 500g 1 x 1000g Wooden Case

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…

Stainless steel polished finish Designed to meet ASTM E617-13 specifications ASTM Class 0 weight sets and individual weights are not individually marked with their weight value or individually serialized per ASTM E617-13 Nominal value marked on weights Serial numbers applied to case…

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. Cylindrical with handling knob Supplied in high quality polycarbonate case with red insert …

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…

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…

UltraClass The weight tolerance is equal to ANSI/ASTM E617 Class 0 and exceeds OIML R 111 Class E2. This class is used as a reference standard for calibrating other reference standards and weights and is appropriate for calibrating high-precision analytical balances with a readability as low as…

There are nine hooked weights in this set. The weights are as follows: one 1000g cast-iron hooked weight, one 500g cast-iron hooked weight, two 200g brass hooked weights, one 100g brass hooked weight, one 50g brass hooked weight, two 20g brass hooked weights, and one 10g brass hooked weight. Comes…

UltraClass The weight tolerance is equal to ANSI/ASTM E617 Class 0 and exceeds OIML R 111 Class E2. This class is used as a reference standard for calibrating other reference standards and weights and is appropriate for calibrating high-precision analytical balances with a readability as low as…

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. Sets are supplied in a rugged polypropylene case with a handle on top. Foam insert has compartments…

We sell several hooked weights that are different shapes and weights. All styles are designed so that they can be hung in tandem. They are sold individually. Weights include: #4-25007 : Hooked Brass Weight, 50g #4-25008 : Hooked Brass Weight, 100g #4-25010-CI : Hooked Cast-iron…

Standard weight set. 16-piece, with stainless steel forceps. Eight fractional weights: 10, 20, 50, 100, 200, 200, 200, and 500 mg. (Two fractional weights, 200 mg and 500 mg, are stainless steel, the rest are aluminum) Eight brass gram weighs: 1, 2, 2, 5, 10, 10, 20, and 50 grams. Polypropylene case.

Class 4 For calibration of semi-analytical balances and for student use.

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…