Introduction
An analytical balance is a precision weighing instrument used to measure the mass of small samples with very high accuracy and precision, and it is one of the most fundamental instruments in analytical chemistry, pharmaceutical, and research laboratories. The analytical balance has a high readability, typically 0.1 milligram or 0.01 milligram, and it is used for weighing samples for quantitative analysis, for preparing standard solutions, for weighing reagents and samples for titrations, for gravimetric analysis, for weighing reference standards, and for many other applications that require accurate mass measurements; the balance is equipped with a draft shield to protect the weighing pan from air currents, a precision load cell or electromagnetic force compensation mechanism, a digital display, and features such as tare, calibration, and internal or external calibration weights, and it must be calibrated and used on a stable, vibration-free surface, and it is used with proper weighing techniques to achieve the highest accuracy. Analytical balances are used in analytical chemistry for weighing samples and reagents, in pharmaceutical laboratories for weighing drug substances, in quality control laboratories, in research, in environmental analysis, in food analysis, in clinical laboratories, and in many other applications, and they are available in various capacities and readabilities, with features such as digital displays, internal calibration, and connectivity for data transfer. With their high accuracy and precision, analytical balances are essential instruments for quantitative analysis in laboratories.
Analytical Balance LINB-T2014
Analytical Balance can weigh for up to 210 g with a resolution of 0.0001 g. It provides quick results with a fast stabilization time of up to 3 seconds. Additionally, supports multiple u...
Analytical Balance LINB-T2013
Analytical Balance is a high precision balance that can weigh for up to 200 g and offers a fine a resolution of 0.0001 g. The balance offers dependable precision and accuracy across its ...
Analytical Balance LINB-T2012
Analytical Balance can weigh for up to 120 g with a resolution of 0.0001 g. Its display offers precise and accurate readings for weighing applications. Also, it features a draft shield t...
Analytical Balance LINB-T2011
Analytical Balance can weigh for up to 110 g offering a fine resolution of 0.0001 g. It features internal calibration for convenience, accuracy and efficiency. Also, it is well equipped ...
Analytical Balance LINB-T2010
Analytical Balance is a high speed analytical weighing balance. Built-in magnetic sensor for faster weighing with stability. Equipped with a weighing capacity of 100 g with minimum weigh...
Analytical Balance LINB-T2021
Analytical Balance has a capacity of 82 g, extendable up to 220 g, making it ideal for various weighing tasks. It provides high repeatability between 0.05 and 0.1 mg, ensuring reliable a...
Analytical Balance LINB-T2020
Analytical Balance is a weighing balance with 62/120 g capacity and it has high type of integrated electromagnetic sensor. When the weight is 62 g or less than 62 g, the resolution is 0....
Standards
OIML R 76-1:2006-Non-automatic weighing instruments-Part 1: Metrological and technical requirements
Complies with the above standards, but is not limited to them.
Features
1. Analytical balances for precise weighing of samples in laboratory settings.
2. High readability (0.1 mg or better) with draft shield for accurate weighing.
3. Suitable for chemical, pharmaceutical, food, environmental, clinical and research labs.
4. Includes balance, draft shield, calibration weights, power supply and operation manual.
5. Supports precise sample weighing for formulation, analysis and quality control.
FAQ
Q1: What testing scenarios are these balances mainly applied to?
A: Analytical balances are used in chemical laboratories, pharmaceutical manufacturing, food testing, environmental analysis, clinical diagnostics, forensic science and research to perform precise weighing of samples, reagents and standards with high readability (typically 0.1 mg) for formulation, quantitative analysis, standard preparation and quality control. They support pharmaceutical formulation and dosage preparation, chemical standard solution preparation, environmental sample weighing for analysis, food testing sample preparation, clinical laboratory reagent preparation, forensic evidence weighing, and general laboratory quantitative analysis. Analytical balances provide the high precision required for accurate quantitative work, with draft shields to protect against air currents and temperature effects.
Q2: What standards do these balances comply with?
A: Analytical balances comply with relevant ISO, ASTM, OIML and GB/T standards for weighing instruments, including ISO 17025 for testing laboratories, OIML R76 for non-automatic weighing instruments, and applicable pharmacopoeial requirements (USP, EP, ChP). The hardware complies with IEC 61010 laboratory safety standards. Calibration should use certified weights traceable to national/international standards (E2 or better for analytical balances). Pharmaceutical use follows GMP and data integrity requirements (21 CFR Part 11).
Q3: What is the warranty period for the whole machine and key components?
A: The whole analytical balance is covered by a 12-month warranty. The weighing cell, electronics, display, draft shield and housing are covered, while calibration weights, fuses and accessories are consumables or accessories. Damage from improper use, overloading or unauthorized repair is excluded. Extended service contracts are available for this critical laboratory equipment.
Q4: Is this device difficult to operate? Is professional training required?
A: Operation requires basic training in analytical weighing, calibration and good weighing practice. We provide operation manuals, training and application support. Proper calibration, level adjustment, draft shield use, sample handling (no bare hands on weights), environmental control and data management are important for accurate, reliable weighing.
Q5: What is the typical lead-time for order delivery?
A: Standard models require 7-30 working days. In-stock units can ship within 3-7 working days. Custom configurations or large built-to-order systems may require additional time, and we confirm the exact schedule before order confirmation.
Q6: Is regular calibration required? What is the recommended calibration cycle?
A: Calibration with certified weights recommended every 3-6 months for critical use, or per quality system requirements. Routine verification (daily check with a test weight) before each use for regulated laboratories. Level and drift checked. Full balance calibration annually by qualified personnel. Data integrity and audit trail verified for GMP use.
Q7: Are supporting consumables universal?
A: Calibration weights, weighing boats, spatulas and anti-vibration tables are available from laboratory suppliers, though weight class should match the balance readability. Long-term consumable cost is very low for an analytical balance.
Q8: Can I customize parameters or supporting accessories?
A: Customization includes readability (0.1 mg, 0.01 mg), capacity, draft shield type, internal calibration, connectivity (USB, RS232, Ethernet), data management and accessories. Additional weights, anti-vibration tables and accessories can be ordered separately. Custom orders extend delivery lead-time.
Q9: Does the purchase include on-site installation and commissioning service?
A: Standard delivery includes the analytical balance and accessories with an operation manual. On-site installation, calibration and training are not included for standard orders but can be arranged for GMP/regulated laboratory setup. Remote guidance is provided.
Q10: What types of samples are compatible with this equipment?
A: Analytical balances weigh solid, liquid and semi-solid samples within the capacity and readability specification (typically 0.1 mg readability, 100-300 g capacity). Samples should be in appropriate containers (weighing boats, beakers, vials). Volatile or hygroscopic samples require special handling (covered containers, rapid weighing). Magnetic samples may affect the weighing cell. Users should calibrate regularly with certified weights, ensure proper leveling, use the draft shield, allow samples to equilibrate to room temperature (avoid temperature differences causing convection), use tweezers for weights (never bare hands), avoid overloading, follow good weighing practice, and for GMP use, maintain proper data integrity and audit trails. The balance should be placed on a stable, anti-vibration table in a draft-free, temperature-controlled room. The weighing chamber should be cleaned regularly. For microbalances (0.001 mg), stricter environmental control is required. The balance should be allowed to warm up before use (typically 30-60 minutes). Calibration weights should be handled with care and stored properly. For pharmaceutical use, the balance should be qualified (IQ/OQ/PQ) and maintained per GMP requirements.
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