Laboratory Balances

Precision Balance

<h2>What Are Precision Balances?</h2>
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A precision balance (also called a top-loading balance or semi-analytical balance at the finer end of the range) is an electronic weighing instrument that provides mass readability of 1 mg (0.001 g) to 0.1 g, with maximum capacities ranging from 120 g to 6 kg. They use either electromagnetic force restoration (EMFR) at the finer-readability end (1 mg to 0.1 mg) or strain-gauge load cells at the coarser end (0.01 g to 0.1 g), and most feature an open top-loading design without a full draft shield, distinguishing them from analytical balances. At 1 mg readability, some precision balance models include a partial windscreen (a three-sided partial enclosure) or removable draft shield panels; models at 0.01 g to 0.1 g readability typically operate in open-air conditions. Precision balances cover the widest range of routine laboratory weighing tasks: preparation of culture media batches in 2 to 5 L vessels (requiring 0.01 g accuracy), formulation of buffer concentrates, routine quality control check-weighing of capsules and tablets, dispensing of stock reagent aliquots, and any application where the protocol requires mass to two or three decimal places in grams without demanding the fourth decimal place (0.1 mg) of an analytical balance. A precision balance fills the gap between the 520 g capacity ceiling of a standard analytical balance and the coarse 0.1 g to 1 g readability of high-capacity bench scales; specify it when you need 1 mg to 10 mg resolution for samples up to 2 kg.
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<h2 dir="ltr">What you can find:</h2>
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<ul>
<li data-section-id="1vcyko4" data-start="25" data-end="110">Portable precision balances for routine laboratory and field weighing applications.</li>
<li data-section-id="1ry14v8" data-start="111" data-end="193">High-capacity precision balances for weighing larger samples and bulk materials.</li>
<li data-section-id="19ie366" data-start="194" data-end="295">Precision balances with internal or external calibration options for reliable measurement accuracy.</li>
<li data-section-id="10kqa2z" data-start="296" data-end="384">Touchscreen precision balances with advanced weighing functions and data connectivity.</li>
<li data-section-id="1uqcy5z" data-start="385" data-end="528" data-is-last-node="">Precision balance series from leading manufacturers, including Accuris and Radwag, for research, education, and quality control laboratories.</li>
</ul>
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<h2>How to Choose a Precision Balance</h2>
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Readability and capacity: matching both parameters
Precision balance selection requires matching both readability and capacity to the application. For weighing 0.5 to 5 g samples into vials for dissolution testing (where 1 mg accuracy is needed but a 520 g capacity is insufficient for the tare container), a 600 g x 0.01 g balance is the correct choice. For preparing 500 mL to 2 L media batches where 0.01 g accuracy is adequate, a 2 kg x 0.1 g balance covers the full range. For piece counting or check-weighing of bulk tablet batches, a 3 to 6 kg x 0.1 g precision balance handles the total weight of a tray or container of units.
Draft shield options
Precision balances at 1 mg (0.001 g) readability are affected by air currents and require either a full draft shield (as found on analytical balances) or, at a minimum, a three-sided windscreen to stabilize readings. Most 1 mg readability models in the 120 g to 620 g range include a removable glass draft shield. At 0.01 g readability, most models are used open-air on the bench, as air currents introduce errors of approximately 0.01 g, within the resolution tier of the instrument. Confirm the precision balance's recommended environmental conditions (maximum air velocity for stable readings) for the intended installation location.
Internal vs. external calibration
Precision balances with built-in internal calibration (a motorized weight that deploys automatically on temperature change or user command) maintain calibration between periodic external verification intervals without operator intervention. This is important in high-use labs where temperature fluctuates by 2 to 3 degrees C during the day. External calibration balances are lower cost and suitable when calibration is performed on a defined schedule (daily or weekly before use) using a certified reference weight. Most precision balance models at 0.01 g readability and above are available in both internal and external calibration configurations.
Advanced weighing functions
Research-grade precision balances include built-in weighing functions beyond standard mass measurement: piece counting (estimating the number of identical parts from a known sample weight); percentage deviation weighing (displaying the difference from a target mass as a percentage); formulation mode (guided dispensing of multiple ingredients to target masses with running total); and density determination (Archimedes method via an under-pan hook and optional kit). Confirm which functions are required and built in (not requiring a separate software purchase) for the intended application.
GLP features and connectivity
Precision balances for pharmaceutical QC, food testing, and accredited analytical labs require GLP documentation features: automatic printing of date, time, balance ID, operator ID, calibration status, and weighing result. RS-232 or USB output to a LIMS, balance printer, or PC is standard. For regulated environments, 21 CFR Part 11 software with an electronic audit trail and access control is available on premium models.
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<h2>Specifications Context</h2>
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Precision balance repeatability is specified as the standard deviation of 10 consecutive weighings of the same load at mid-range, typically 0.5 to 1 mg for models with 1 mg readability, and 0.01 to 0.05 g for models with 0.1 g readability. Environmental sensitivity is lower than for analytical balances: a 0.001 g precision balance in a vibration-affected environment may show repeatability of 1 to 5 mg in practice versus 0.5 mg in a stable environment. For the most demanding 1 mg-readability precision balance applications, place the balance on an anti-vibration mat and away from air vents. Pan size selection: precision balances at 1 mg to 0.01 g readability typically have pans of 130 to 200 mm; at 0.1 g readability, pans of 200 to 300 mm accommodate larger vessels.&nbsp;
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Require assistance in selecting the appropriate model? Contact the <a href="https://mbpinc.net/contact-us">MBP team</a> for a tailored quote and professional guidance.

Precision Balances

GBT-1003C-Group-GBT Series Balance Brochure

Advanced Touch Display Analytical & Precision Balances Specifications

GBT Touchscreen Precision Balance Series - Internal Calibration

GBT-1003C by Globe Scientific is a 1000 g × 1 mg precision balance with internal automatic calibration, a color touchscreen, IR sensor controls, 11 weighing modes, and RS232/USB/Ethernet connectivity. Suited for pharmaceutical QC, GMP-regulated labs, and LIMS-integrated workflows requiring hands-free calibration at 1 mg readability.

Manufacture

Balance, Precision, Touchscreen, 1000g x 1mg, Internal Calibration, 100-240V, 50-60Hz

Balance, Precision, Touchscreen, 1000g X 1mg, Internal Calibration, 100-240V, 50-60Hz, Includes ISO/IEC 17025:2017 Caibration Certificate

Balance, Precision, Touchscreen, 10100g X 0.01g, Internal Calibration, 100-240V, 50-60Hz, Includes ISO/IEC 17025:2017 Caibration Certificate

Balance, Precision, Touchscreen, 10100g x 0.01g, Internal Calibration, 100-240V, 50-60Hz

Balance, Precision, Touchscreen, 2100g x 0.01g, Internal Calibration, 100-240V, 50-60Hz

Balance, Precision, Touchscreen, 2100g X 0.01g, Internal Calibration, 100-240V, 50-60Hz, Includes ISO/IEC 17025:2017 Caibration Certificate

Balance, Precision, Touchscreen, 3000g x 1mg, Internal Calibration, 100-240V, 50-60Hz

Balance, Precision, Touchscreen, 3000g X 1mg, Internal Calibration, 100-240V, 50-60Hz, Includes ISO/IEC 17025:2017 Caibration Certificate

Balance, Precision, Touchscreen, 360g x 1mg, Internal Calibration, 100-240V, 50-60Hz

Balance, Precision, Touchscreen, 360g X 1mg, Internal Calibration, 100-240V, 50-60Hz, Includes ISO/IEC 17025:2017 Caibration Certificate

Balance, Precision, Touchscreen, 4500g x 0.01g, Internal Calibration, 100-240V, 50-60Hz

Balance, Precision, Touchscreen, 4500g X 0.01g, Internal Calibration, 100-240V, 50-60Hz, Includes ISO/IEC 17025:2017 Caibration Certificate

Balance, Precision, Touchscreen, 6000g x 0.01g, Internal Calibration, 100-240V, 50-60Hz

Balance, Precision, Touchscreen, 6000g X 0.01g, Internal Calibration, 100-240V, 50-60Hz, Includes ISO/IEC 17025:2017 Caibration Certificate

Balance, Precision, Touchscreen, 600g x 1mg, Internal Calibration, 100-240V, 50-60Hz

Balance, Precision, Touchscreen, 600g X 1mg, Internal Calibration, 100-240V, 50-60Hz, Includes ISO/IEC 17025:2017 Caibration Certificate

Balance, Precision, Touchscreen, 8100g x 0.01g, Internal Calibration, 100-240V, 50-60Hz

Balance, Precision, Touchscreen, 8100g X 0.01g, Internal Calibration, 100-240V, 50-60Hz, Includes ISO/IEC 17025:2017 Caibration Certificate

Laboratory Balances Accessories

<h2>What Are Laboratory Balance Accessories?</h2>
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Laboratory balance accessories support accurate and traceable weighing by enabling routine balance calibration and performance verification. This category includes precision calibration weights for analytical balances, precision balances, high-capacity laboratory balances, and other laboratory weighing instruments. Available accessories include Globe Scientific Class E2, F1, and F2 calibration weights for calibration, verification, and quality control applications.
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<h2 class="PDq2pG_selectionAnchorContainer" data-start="0" data-end="23">What you will find:</h2>
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<ul data-start="25" data-end="495" data-is-last-node="" data-is-only-node="">
<li data-section-id="dhnqd2" data-start="25" data-end="112">Class E2 calibration weights for high-precision balance calibration and verification.</li>
<li data-section-id="zihc1" data-start="113" data-end="201">Class F1 calibration weights for routine calibration and quality control applications.</li>
<li data-section-id="6wu6g9" data-start="202" data-end="289">Class F2 calibration weights for general laboratory balance testing and verification.</li>
<li data-section-id="e46pwh" data-start="290" data-end="386">Calibration weights suitable for analytical, precision, and high-capacity laboratory balances.</li>
<li data-section-id="39rs8w" data-start="387" data-end="495" data-is-last-node="">Laboratory balance accessories designed to support accurate, reliable, and traceable weighing performance.</li>
</ul>
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<h2>How to Choose Laboratory Balance Accessories</h2>
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Calibration weight class selection
Select the calibration weight class recommended for your balance and laboratory quality requirements. Globe Scientific Class E2, F1, and F2 calibration weights are available for routine balance verification and calibration across a variety of laboratory weighing applications. Always verify the weight class specified by the balance manufacturer or your laboratory's quality management procedures.
Weight capacity
Choose calibration weights with nominal values appropriate for your balance's weighing range and calibration procedure. Laboratories commonly maintain multiple weight values to support routine verification across different balance capacities.
Calibration and quality systems
When balances are used in regulated or quality-controlled laboratories, calibration weights should be selected to support documented calibration and verification procedures. Follow your laboratory's quality requirements for calibration intervals and handling practices.
Handling and storage
Calibration weights should be handled carefully to preserve their accuracy. Store weights in their protective cases when not in use, avoid direct contact with bare hands whenever possible, and keep them clean and free from contamination to help maintain reliable weighing performance.
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<h2>Specifications Context</h2>
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Calibration weights are manufactured to defined accuracy classes that support routine balance calibration and performance verification. Selecting the appropriate weight class and nominal weight values helps maintain measurement accuracy and traceability throughout the life of a laboratory balance. When comparing calibration weights, consider the applicable accuracy class, available weight values, material quality, protective storage case, and compatibility with your laboratory's calibration procedures. Proper handling, storage, and periodic recalibration help preserve long-term measurement reliability and support consistent weighing performance in research, analytical, quality control, and testing laboratories.
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To discuss product availability or get selection guidance, <a href="https://mbpinc.net/contact-us">contact the MBP team.</a>

Laboratory Balance Accessories

GB-E2-100G-Group-Weigh Dish Brochure

Globe Scientific Class E2 Calibration Weights

GB-E2-100G by Globe Scientific is a 100g stainless steel OIML Class E2 calibration weight supplied with a Statement of Accuracy and a foam-lined storage case. The E2 designation makes this weight suitable for calibrating Class F1 reference weight sets and verifying high-accuracy analytical balances. An optional ISO 17025:2017 calibration certificate is available for laboratories requiring fully traceable documentation. Available from MBP for labs across the USA and Canada.

Calibration Weight ,  100g, OIML Class E2, includes Statement of Accuracy

Calibration Weight ,  100g, OIML Class E2,  includes ISO 17025:2017 Cert. of Calibration

Calibration Weight ,  200g, OIML Class E2, includes Statement of Accuracy

Calibration Weight ,  200g, OIML Class E2,  includes ISO 17025:2017 Cert. of Calibration

Calibration Weight ,  50g, OIML Class E2, includes Statement of Accuracy

Calibration Weight ,  50g, OIML Class E2,  includes ISO 17025:2017 Cert. of Calibration

GB-F1-100G-Group-Weigh Dish Brochure

Globe Scientific Class F1 Calibration Weights

GB-F1-100G by Globe Scientific is a 100&nbsp;g OIML Class F1 stainless steel calibration weight supplied with a Statement of Accuracy and a foam-lined protective plastic case. Meets OIML R&nbsp;111 tolerances for Class F1. For ISO 17025:2017 accredited calibration certificate, order GB-F1-100G-C separately.

Calibration Weight ,  100g, OIML Class F1, includes Statement of Accuracy

Calibration Weight ,  100g, OIML Class F1,  includes ISO 17025:2017 Cert. of Calibration

Calibration Weight ,  1kg, OIML Class F1, includes Statement of Accuracy

Calibration Weight ,  1kg, OIML Class F1,  includes ISO 17025:2017 Cert. of Calibration

Calibration Weight ,  200g, OIML Class F1, includes Statement of Accuracy

Calibration Weight ,  200g, OIML Class F1,  includes ISO 17025:2017 Cert. of Calibration

Calibration Weight ,  2kg, OIML Class F1, includes Statement of Accuracy

Calibration Weight ,  2kg, OIML Class F1,  includes ISO 17025:2017 Cert. of Calibration

Calibration Weight ,  500g, OIML Class F1, includes Statement of Accuracy

Calibration Weight ,  500g, OIML Class F1,  includes ISO 17025:2017 Cert. of Calibration

Calibration Weight ,  5kg, OIML Class F1, includes Statement of Accuracy

Calibration Weight ,  5kg, OIML Class F1,  includes ISO 17025:2017 Cert. of Calibration

GB-F2-10KG-Group-Weigh Dish Brochure

Globe Scientific Class F2 Calibration Weights

GB-F2-10KG by Globe Scientific are OIML Class F2 stainless steel calibration weights for precision balance calibration and verification. Supplied with a Statement of Accuracy; optional ISO 17025:2017 accredited calibration certificate available. Stored in foam-lined protective cases.

Calibration Weight ,  10kg, OIML Class F2, includes Statement of Accuracy

Calibration Weight ,  10kg, OIML Class F2,  includes ISO 17025:2017 Cert. of Calibration

Calibration Weight ,  1kg, OIML Class F2, includes Statement of Accuracy

Calibration Weight ,  1kg, OIML Class F2,  includes ISO 17025:2017 Cert. of Calibration

Calibration Weight ,  20kg, OIML Class F2, includes Statement of Accuracy

Calibration Weight ,  20kg, OIML Class F2,  includes ISO 17025:2017 Cert. of Calibration

Calibration Weight ,  2kg, OIML Class F2, includes Statement of Accuracy

Calibration Weight ,  2kg, OIML Class F2,  includes ISO 17025:2017 Cert. of Calibration

Calibration Weight ,  500g, OIML Class F2, includes Statement of Accuracy

Calibration Weight ,  500g, OIML Class F2,  includes ISO 17025:2017 Cert. of Calibration

Calibration Weight ,  5kg, OIML Class F2, includes Statement of Accuracy

Calibration Weight ,  5kg, OIML Class F2,  includes ISO 17025:2017 Cert. of Calibration

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