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Reference Weights & Mass Standards

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    Reference Weights & Mass Standards
    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.
    Weight 2P ASTM 30g UC Accrd TR - 30390255
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    Weight 2P ASTM 30g UC Accrd TR - 30390255

    $271.00
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    Weight 2P ASTM 1kg UC Non-Accrd TR - 30390228
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    Weight 2P ASTM 1kg UC Non-Accrd TR - 30390228

    $1,013.00
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    Weight 2P EB GH 10kg UC No Cert TR - 30390296
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    Weight 2P EB GH 10kg UC No Cert TR - 30390296

    $1,809.00
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    Weight Set ASTM 30kg-1g UC Non-Accrd TR - 30390132
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    Weight Set ASTM 30kg-1g UC Non-Accrd TR - 30390132

    $28,368.00
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    Weight 1P ASTM 200mg UC Accrd TR - 30390246
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    Weight 1P ASTM 200mg UC Accrd TR - 30390246

    $219.00
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    Weight 2P EB CYL 80g UC No Cert TR - 30390278
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    Weight 2P EB CYL 80g UC No Cert TR - 30390278

    $172.00
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    Weight 2P EB GH 24kg UC No Cert TR - 30390299
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    Weight 2P EB GH 24kg UC No Cert TR - 30390299

    $2,145.40
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    Weight 2P EB GH 4kg UC No Cert TR - 30390292
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    Weight 2P EB GH 4kg UC No Cert TR - 30390292

    $872.10
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    Weight 1P ASTM 3mg UC Accrd TR - 30390239
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    Weight 1P ASTM 3mg UC Accrd TR - 30390239

    $219.00
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    Weight 1P ASTM 5mg UC Accrd TR - 30390240
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    Weight 1P ASTM 5mg UC Accrd TR - 30390240

    $219.00
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    Weight 2P ASTM 500g UC Non-Accrd TR - 30390227
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    Weight 2P ASTM 500g UC Non-Accrd TR - 30390227

    $500.00
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    Weight 1P ASTM 300g UC Non-Accrd TR - 30390226
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    Weight 1P ASTM 300g UC Non-Accrd TR - 30390226

    $410.00
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    Weight 2P EB CYL 100g UC Non-Accrd TR - 30390310
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    Weight 2P EB CYL 100g UC Non-Accrd TR - 30390310

    $198.00
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    Weight 2P ASTM 30kg UC Non-Accrd TR - 30390235
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    Weight 2P ASTM 30kg UC Non-Accrd TR - 30390235

    $9,801.00
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    Weight 2P ASTM 10kg UC Non-Accrd TR - 30390232
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    Weight 2P ASTM 10kg UC Non-Accrd TR - 30390232

    $4,065.00
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    Weight 2P EB GH 30kg UC No Cert TR - 30390301
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    Weight 2P EB GH 30kg UC No Cert TR - 30390301

    $3,803.00
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    Weight 2P EB GH 20kg UC No Cert TR - 30390298
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    Weight 2P EB GH 20kg UC No Cert TR - 30390298

    $2,688.00
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    Weight 2P EB CYL 70g UC No Cert TR - 30390277
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    Weight 2P EB CYL 70g UC No Cert TR - 30390277

    $172.00
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    Weight 2P ASTM 20kg UC Non-Accrd TR - 30390233
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    Weight 2P ASTM 20kg UC Non-Accrd TR - 30390233

    $4,731.00
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    Weight 2P EB CYL 50g UC Non-Accrd TR - 30390306
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    Weight 2P EB CYL 50g UC Non-Accrd TR - 30390306

    $177.00
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    Weight Set ASTM 20kg-1mg UC Non-Accrd TR - 30390127
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    Weight Set ASTM 20kg-1mg UC Non-Accrd TR - 30390127

    $21,072.00
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    Weight 2P EB CYL 500g UC No Cert TR - 30390285
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    Weight 2P EB CYL 500g UC No Cert TR - 30390285

    $269.00
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    Weight 2P EB CYL 150g UC Non-Accrd TR - 30390311
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    Weight 2P EB CYL 150g UC Non-Accrd TR - 30390311

    $257.00
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    Weight 2P EB CYL 150g UC No Cert TR - 30390280
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    Weight 2P EB CYL 150g UC No Cert TR - 30390280

    $198.00
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    Weight 2P EB GH 16kg UC No Cert TR - 30390297
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    Weight 2P EB GH 16kg UC No Cert TR - 30390297

    $2,500.00
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    Weight 2P EB GH 8kg UC No Cert TR - 30390295
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    Weight 2P EB GH 8kg UC No Cert TR - 30390295

    $1,134.75
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    Weight 2P EB CYL 30g UC Non-Accrd TR - 30390304
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    Weight 2P EB CYL 30g UC Non-Accrd TR - 30390304

    $177.00
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    Weight 2P ASTM 30g UC Non-Accrd TR - 30390222
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    Weight 2P ASTM 30g UC Non-Accrd TR - 30390222

    $234.00
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    Weight Set ASTM 50g-100mg UC NonAcrd TR - 30390108
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    Weight Set ASTM 50g-100mg UC NonAcrd TR - 30390108

    $2,048.00
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    Weight 2P ASTM 20g UC Non-Accrd TR - 30390221
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    Weight 2P ASTM 20g UC Non-Accrd TR - 30390221

    $226.00
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    Weight Set ASTM 20kg-1g UC Non-Accrd TR - 30390128
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    Weight Set ASTM 20kg-1g UC Non-Accrd TR - 30390128

    $19,871.00
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    Weight 2P EB CYL 1000g UC No Cert TR - 30390287
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    Weight 2P EB CYL 1000g UC No Cert TR - 30390287

    $320.00
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    Weight 2P ASTM 50kg UC Accrd TR - 30390269
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    Weight 2P ASTM 50kg UC Accrd TR - 30390269

    $16,847.00
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    Weight 2P ASTM 25kg UC Non-Accrd TR - 30390234
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    Weight 2P ASTM 25kg UC Non-Accrd TR - 30390234

    $8,417.00
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    Weight Set ASTM 25kg-1g UC Non-Accrd TR - 30390130
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    Weight Set ASTM 25kg-1g UC Non-Accrd TR - 30390130

    $27,890.00
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    Weight 1P ASTM 50mg UC Non-Accrd TR - 30390211
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    Weight 1P ASTM 50mg UC Non-Accrd TR - 30390211

    $186.00
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    Weight 2P EB CYL 160g UC No Cert TR - 30390281
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    Weight 2P EB CYL 160g UC No Cert TR - 30390281

    $198.00
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    Weight Set ASTM 5kg-1g UC Non-Accrd TR - 30390124
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    Weight Set ASTM 5kg-1g UC Non-Accrd TR - 30390124

    $10,544.00
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    Weight 2P EB CYL 40g UC No Cert TR - 30390274
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    Weight 2P EB CYL 40g UC No Cert TR - 30390274

    $135.00
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    Weight Set ASTM 2kg-1g UC Non-Accrd TR - 30390122
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    Weight Set ASTM 2kg-1g UC Non-Accrd TR - 30390122

    $6,953.00
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    Weight 2P EB CYL 2kg UC No Cert TR - 30390289
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    Weight 2P EB CYL 2kg UC No Cert TR - 30390289

    $376.00
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    Weight 2P EB CYL 60g UC No Cert TR - 30390276
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    Weight 2P EB CYL 60g UC No Cert TR - 30390276

    $160.00
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    Weight 2P EB CYL 300g UC No Cert TR - 30390283
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    Weight 2P EB CYL 300g UC No Cert TR - 30390283

    $219.00
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    Weight 2P EB CYL 200g UC No Cert TR - 30390282
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    Weight 2P EB CYL 200g UC No Cert TR - 30390282

    $189.00
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