Precision Weighing Balances
Your online source for balances & scales @ discount prices

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High precision calibration weights to meet your Metrology needs.  We offer from Sartorius laboratory weights with Report of Traceability and optional Certificate of Calibration.  Choose from Ultra Class U, Class 1 or Class 2 tolerances.  We also offer general purpose school weights meeting ASTM Class 6 tolerance and don't need all the fancy paperwork.
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Other Brands 100 Gram Test Weight
The Other Brands 100 Gram Test Weight
Capacity:
Readability:
MSRP:$15.00
Your_Price:$10.00

FEATURES:

WEIGH MODES:
100 gram steel test weight adjusted to ASTM Class 6 tolerance from general purpose applications.  Economically priced for those people that don't need all the paperwork proving accuracy typically for ISO requirements.  Instead this is a simple 100g steel mass with no storage case and is a popular choice for schools, universities, industrial, commercial and home use.  Ideal for routine weighing when precision tolerances are not required, but where economy is esse [Read More ....]
Other Brands 2kg Steel Cal Mass
The Other Brands 2kg Steel Cal Mass
Capacity:
Readability:
MSRP:$80.00
Your_Price:$60.00

FEATURES:

WEIGH MODES:
2 kilogram steel calibration weight adjusted to ASTM Class 6 tolerance from general purpose applications.  Economically priced for those people that don't need all the paperwork proving accuracy typically for ISO requirements.  Instead this is a simple 2 kg steel mass with no storage case and is a popular choice for schools, universities, industrial, commercial and home use.  Ideal for routine weighing when precision tolerances are not required, but where economy [Read More ....]
Other Brands 5kg Calibration Weight
The Other Brands 5kg Calibration Weight
Capacity:
Readability:
MSRP:$130.00
Your_Price:$100.00

FEATURES:

WEIGH MODES:
5 kg steel calibration weight adjusted to ASTM Class 6 tolerance from general purpose applications.  Economically priced for those people that don't need all the paperwork proving accuracy typically for ISO requirements.  Instead this is a simple 5 kg steel mass with no storage case and is a popular choice for schools, universities, industrial, commercial and home use.  Ideal for routine weighing when precision tolerances are not required, but where economy is e [Read More ....]
Sartorius Ultra Class Weight Set
The Sartorius Ultra Class Weight Set
Capacity:
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MSRP:$1500.00
Your_Price:$1499.00

FEATURES:

WEIGH MODES:
1 milligram -100 gram twenty-one (21) piece Ultra Class U calibration weight set (WTSET21PCUC), ASTM Shape, includes Report of Traceability and Certificate of Calibration.  Typical lead time is 5 to 7 business days from the date order is placed to shipping from NVLAP metrology lab located Arvata, Colorado.

These Ultra Class U Mass Standards provide the greatest precision we offer.  They are ideal for use as reference standards to calibrate other weights or for [Read More ....]
Other Brands 50 LB Calibration Weight
The Other Brands 50 LB Calibration Weight
Capacity:
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MSRP:$146.90
Your_Price:$146.90

FEATURES:

WEIGH MODES:
50 pound grip handle weight is ideal for calibrating scales that require a 50 lb calibration weight.  These grip handle weights are made from cast iron, coated with a layer of chip-resistant paint which conforms to NIST Handbook 105-1 standards.  The 50 lb grip weight's long-lasting finish greatly reduces the possibility of corrosion. [Read More ....]
Other Brands 200g Check Weight
The Other Brands 200g Check Weight
Capacity:
Readability:
MSRP:$20.00
Your_Price:$15.00

FEATURES:

WEIGH MODES:
200g steel calibration weight adjusted to ASTM Class 6 tolerance from general purpose applications.  Economically priced for those people that don't need all the paperwork proving accuracy typically for ISO requirements.  Instead this is a simple 200 gram steel mass with no storage case and is a popular choice for schools, universities, industrial, commercial and home use.  Ideal for routine weighing when precision tolerances are not required, but where economy [Read More ....]
Sartorius Calibration Weights
The Sartorius Calibration Weights
Capacity:
Readability:
MSRP:$550.00
Your_Price:$549.00

FEATURES:

WEIGH MODES:
  • Grams
9 piece (1 gram - 100 grams ) Class 1 calibration weight set (WTSET9PC1), ASTM Shape, includes Report of Traceability and Certificate of Calibration.  Typical lead time is 5 to 7 business days from the date order is placed to shipping from NVLAP metrology lab located Arvata, Colorado.  No Certificate of Calibration is included with this weight set so this is no Uncertainty Value with the documentation.

These ANSI/ASTM Class 1 can be used as ref [Read More ....]
Sartorius 5kg Ultra Cal Weight
The Sartorius 5kg Ultra Cal Weight
Capacity:
Readability:
MSRP:$390.00
Your_Price:$389.00

FEATURES:

WEIGH MODES:
5 kilogram Ultra Class U individual calibration weight (WT5KGCLSUC), Cylindrical OIML Shape, includes Report of Traceability and Certificate of Calibration.  Typical lead time is 5 to 7 business days from the date order is placed to shipping from NVLAP metrology lab located Arvata, Colorado.

This Ultra Class U Mass Standards provide the greatest precision we offer.  Ideal for use as reference standards to calibrate other weights or for calibrating [Read More ....]
Sartorius 100 Gram Cal Weight
The Sartorius 100 Gram Cal Weight
Capacity:
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MSRP:$110.00
Your_Price:$109.00

FEATURES:

WEIGH MODES:
100 gram Ultra Class U individual calibration weight (WT100GCLSUC), Small Knob Style, ASTM Shape, includes Report of Traceability and Certificate of Calibration.  Typical lead time is 5 to 7 business days from the date order is placed to shipping from NVLAP metrology lab located Arvata, Colorado.

Single-piece construction: Because the precise measurement of density can only be achieved using a single piece weight, all Sartorius weights are ASTM Type [Read More ....]
Other Brands 25 LB Calibration Weight
The Other Brands 25 LB Calibration Weight
Capacity:
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MSRP:$133.90
Your_Price:$133.90

FEATURES:

WEIGH MODES:
25 pound grip handle weight is ideal for calibrating scales that require a 25 lb calibration weight.  These grip handle weights are made from cast iron, coated with a layer of chip-resistant paint which conforms to NIST Handbook 105-1 standards.  The 25 lb grip weight's long-lasting finish greatly reduces the possibility of corrosion. [Read More ....]
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