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Ensure precise calibration with reliable reference weights and mass standards built to ASTM and OIML specifications. Ideal for analytical and precision balances, these certified weights are available individually or in sets, in various classes and materials. Contact us at 888-4-LABPRO (888-452-2776) for competitive bulk pricing, with next-day service in California and same-day service for will-calls.
Weights & Masses
Weight 2P ASTM 20g UC No Cert TR - 30390189
$150.00Weight 2P ASTM 20g UC No Cert TR - 30390189Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or...
Weight 2P ASTM 10g UC No Cert TR - 30390188
$150.00Weight 2P ASTM 10g UC No Cert TR - 30390188Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or...
Weight 2P ASTM 5g UC No Cert TR - 30390187
$150.00Weight 2P ASTM 5g UC No Cert TR - 30390187Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or...
Weight 2P ASTM 3g UC No Cert TR - 30390186
$150.00Weight 2P ASTM 3g UC No Cert TR - 30390186Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or...
Weight 2P ASTM 2g UC No Cert TR - 30390185
$135.00Weight 2P ASTM 2g UC No Cert TR - 30390185Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or...
Weight 2P ASTM 1g UC No Cert TR - 30390184
$135.00Weight 2P ASTM 1g UC No Cert TR - 30390184Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or...
Weight 1P ASTM 500mg UC No Cert TR - 30390183
$132.00Weight 1P ASTM 500mg UC No Cert TR - 30390183Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or...
Weight 1P ASTM 300mg UC No Cert TR - 30390182
$132.00Weight 1P ASTM 300mg UC No Cert TR - 30390182Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or...
Weight 1P ASTM 200mg UC No Cert TR - 30390181
$132.00Weight 1P ASTM 200mg UC No Cert TR - 30390181Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or...
Weight 1P ASTM 100mg UC No Cert TR - 30390180
$132.00Weight 1P ASTM 100mg UC No Cert TR - 30390180Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or...
Weight 1P ASTM 50mg UC No Cert TR - 30390179
$132.00Weight 1P ASTM 50mg UC No Cert TR - 30390179Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or...
Weight 1P ASTM 30mg UC No Cert TR - 30390178
$132.00Weight 1P ASTM 30mg UC No Cert TR - 30390178Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or...
Weight 1P ASTM 20mg UC No Cert TR - 30390177
$132.00Weight 1P ASTM 20mg UC No Cert TR - 30390177Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or...
Weight 1P ASTM 10mg UC No Cert TR - 30390176
$132.00Weight 1P ASTM 10mg UC No Cert TR - 30390176Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or...
Weight 1P ASTM 5mg UC No Cert TR - 30390175
$132.00Weight 1P ASTM 5mg UC No Cert TR - 30390175Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or...
Weight 1P ASTM 3mg UC No Cert TR - 30390174
$132.00Weight 1P ASTM 3mg UC No Cert TR - 30390174Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or...
Weight 1P ASTM 2mg UC No Cert TR - 30390173
$132.00Weight 1P ASTM 2mg UC No Cert TR - 30390173Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or...
Weight 1P ASTM 1mg UC No Cert TR - 30390172
$132.00Weight 1P ASTM 1mg UC No Cert TR - 30390172Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or...
Weight Set ASTM 50kg-1g UC Accrd TR - 30390171
$41,926.00Weight Set ASTM 50kg-1g UC Accrd TR - 30390171Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 50kg-1mg UC Accrd TR - 30390170
$43,404.00Weight Set ASTM 50kg-1mg UC Accrd TR - 30390170Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 30kg-1g UC Accrd TR - 30390169
$28,919.00Weight Set ASTM 30kg-1g UC Accrd TR - 30390169Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 30kg-1mg UC Accrd TR - 30390168
$30,701.00Weight Set ASTM 30kg-1mg UC Accrd TR - 30390168Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 25kg-1g UC Accrd TR - 30390167
$27,336.00Weight Set ASTM 25kg-1g UC Accrd TR - 30390167Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 25kg-1mg UC Accrd TR - 30390166
$28,892.00Weight Set ASTM 25kg-1mg UC Accrd TR - 30390166Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 20kg-1g UC Accrd TR - 30390165
$19,536.00Weight Set ASTM 20kg-1g UC Accrd TR - 30390165Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 20kg-1mg UC Accrd TR - 30390164
$21,351.00Weight Set ASTM 20kg-1mg UC Accrd TR - 30390164Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 10kg-1g UC Accrd TR - 30390163
$14,562.00Weight Set ASTM 10kg-1g UC Accrd TR - 30390163Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 10kg-1mg UC Accrd TR - 30390162
$16,277.00Weight Set ASTM 10kg-1mg UC Accrd TR - 30390162Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 5kg-1g UC Accrd TR - 30390161
$11,138.00Weight Set ASTM 5kg-1g UC Accrd TR - 30390161Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 5kg-1mg UC Accrd TR - 30390160
$12,676.00Weight Set ASTM 5kg-1mg UC Accrd TR - 30390160Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 2kg-1g UC Accrd TR - 30390159
$7,159.00Weight Set ASTM 2kg-1g UC Accrd TR - 30390159Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 2kg-1mg UC Accrd TR - 30390158
$8,944.00Weight Set ASTM 2kg-1mg UC Accrd TR - 30390158Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 1kg-1g UC Accrd TR - 30390157
$5,803.00Weight Set ASTM 1kg-1g UC Accrd TR - 30390157Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 1kg-1mg UC Accrd TR - 30390156
$7,594.00Weight Set ASTM 1kg-1mg UC Accrd TR - 30390156Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 500g-1g UC Accrd TR - 30390155
$4,297.00Weight Set ASTM 500g-1g UC Accrd TR - 30390155Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 500g-1mg UC Accrd TR - 30390154
$6,126.00Weight Set ASTM 500g-1mg UC Accrd TR - 30390154Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 200g-1g UC Accrd TR - 30390153
$2,415.00Weight Set ASTM 200g-1g UC Accrd TR - 30390153Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 200g-1mg UC Accrd TR - 30390152
$4,245.00Weight Set ASTM 200g-1mg UC Accrd TR - 30390152Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 100g-1g UC Accrd TR - 30390151
$2,110.00Weight Set ASTM 100g-1g UC Accrd TR - 30390151Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 100g-100mg UC Accrd TR - 30390150
$2,753.00Weight Set ASTM 100g-100mg UC Accrd TR - 30390150Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 100g-10mg UC Accrd TR - 30390149
$3,383.00Weight Set ASTM 100g-10mg UC Accrd TR - 30390149Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 100g-5mg UC Accrd TR - 30390148
$3,200.00Weight Set ASTM 100g-5mg UC Accrd TR - 30390148Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 100g-1mg UC Accrd TR - 30390147
$3,895.00Weight Set ASTM 100g-1mg UC Accrd TR - 30390147Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
Weight Set ASTM 50g-1g UC Accrd TR - 30390146
$2,025.00Weight Set ASTM 50g-1g UC Accrd TR - 30390146Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed...
