About K. Roy Scientific Industries Pvt. Ltd.

 K. Roy Scientific Industries

K.ROY Corporate Website

K. Roy Scientific Industries Pvt. Ltd., popularly known as “KROY Balances,” is one of India’s long-established manufacturers of analytical balances, precision balances, scientific instruments, and industrial weighing systems. The company is headquartered in Kolkata, West Bengal, and traces its

origins back to 1932.

The company specializes in:

• Analytical laboratory balances
• Semi-micro balances
• Precision balances
• Industrial weighing systems
• Jewellery weighing systems
• Moisture analyzers
• Electrochemical laboratory instruments
• Spectroscopy instruments
• Ultrasonic laboratory equipment.

K. Roy describes itself as a pioneer in weighing technologies in India and focuses on supplying precision laboratory instruments to industries, universities, research organizations, and pharmaceutical companies.

Company History and Background

According to company information, K. Roy has been associated with weighing technologies and scientific instrumentation for over nine decades. The company initially focused on classical laboratory weighing systems and later expanded into advanced electronic analytical balances using modern EMFC technology.

The company now manufactures:

• Electronic analytical balances
• High precision balances
• Industrial weighing systems
• Laboratory scientific instruments
• Educational laboratory weighing systems.

Main Product Categories

K. Roy manufactures and supplies:

• Analytical Balances (0.1 mg / 0.0001 g)
• High Precision Balances
• Precision Balances
• Semi-Micro Analytical Balances
• Moisture Analyzer Balances
• Jewellery Balances
• Industrial Precision Weighing Systems
• Heavy Duty Industrial Weighing Systems
• Standard Calibration Weights
• Double Pan and Single Pan Laboratory Balances
• Electrochemical Instruments
• Spectrophotometers
• Ultrasonic Cleaners.

Analytical Balances Manufactured by K. Roy

Analytical balances are among the company’s flagship product categories. These balances are designed for laboratories requiring highly accurate measurements in pharmaceutical, chemical, and research applications.

Technologies Used

K. Roy analytical balances use:

• Electromagnetic Force Compensation (EMFC) technology
• Mono-block weighing systems
• Precision sensor-based weighing technology
• Hybrid weighing sensors
• Internal and external calibration systems.

Precision Weighing Principle

$𝐹=𝑚𝑔$

F=mg

Modern analytical balances electronically compensate the gravitational force of the sample mass to achieve highly accurate and stable readings.

Common Features of K. Roy Analytical Balances

Most K. Roy analytical balances generally include:

• Readability up to 0.1 mg
• Touchscreen or LCD display
• Internal auto calibration
• External calibration support
• Glass draft shield
• RS232 communication interface
• Density determination mode
• Piece counting
• Percentage weighing
• Under-hook weighing facility
• Overload and shock protection
• Fast stabilization technology.

Advanced Analytical Balance Series

BW 201 / BW 201S Series

7

This is one of the advanced analytical balance series promoted by K. Roy.

Typical Specifications

• Capacity: 220 g
• Readability: 0.1 mg
• Repeatability: ±0.2 mg
• Mono-block EMFC technology
• Touchscreen display
• Internal motorized calibration
• RS232 interface
• Density testing support
• Compact hybrid sensor system.

Standard Analytical Balance Series

BW 200E / BW 200ES

These balances are designed for routine laboratory analytical applications.

Features

• EMFC weighing technology
• Internal auto calibration
• Large LCD display
• RS232 interface
• External auto calibration
• Windshield protection
• Stable analytical measurements.

Classical Mechanical and Educational Balances

K. Roy also manufactures:

• Double pan balances
• Student physical balances
• Chemical balances
• Chainomatic analytical balances.

These are useful for:

• Educational institutions
• Physics laboratories
• Chemistry laboratories
• Demonstration and teaching purposes.

Applications of K. Roy Analytical Balances

K. Roy balances are used in:

• Pharmaceutical industries
• Chemical laboratories
• Biotechnology research
• Food testing laboratories
• Universities and colleges
• Research institutions
• Jewellery industries
• Environmental laboratories
• Industrial quality-control departments
• Calibration laboratories.

Infrastructure and Manufacturing

According to company information, K. Roy maintains:

• Advanced manufacturing facilities
• Quality-control laboratories
• Precision engineering departments
• Calibration facilities
• R&D centers
• Regional service infrastructure.

The company states that its facilities are equipped for:

• EMFC assembly
• Precision component fabrication
• Sensor calibration
• Clean-room assembly
• Instrument testing.

Industries and Institutions Served

K. Roy products are reportedly used by organizations such as:

• Reliance Industries
• Tata Steel
• Pfizer
• ITC Limited
• Indian Institute of Technology Bombay
• Indian Institute of Science
• Indian Institute of Technology Kharagpur
• Indian Institute of Technology Madras.

Certifications and Quality Standards

The company mentions:

• ISO certification
• CE certification
• MSME registration
• NABL traceable calibration standards
• GLP/GMP compatible weighing systems.

Advantages for End Users

Long Industry Heritage

K. Roy has more than 90 years of experience in weighing and scientific instrumentation.

Suitable for Pharma and Research Labs

Their analytical balances support:

• GLP/GMP environments
• Precision research
• Pharmaceutical quality control
• Laboratory compliance applications.

Indian Manufacturing Support

Being an Indian manufacturer provides:

• Faster service response
• Easier spare part availability
• Local calibration support
• Lower maintenance cost
• Faster product delivery.

Wide Product Range

The company offers solutions ranging from:

• Educational balances
• Research-grade analytical balances
• Semi-micro balances
• Industrial weighing systems
• Scientific laboratory instruments.

Company Contact Details

Registered Head Office

K. Roy Scientific Industries Pvt. Ltd.

Address:

49B, C.R. Avenue,

Bow Bazaar,

Kolkata – 700012,

West Bengal, India.

Factory Address

Sarkaripura Industrial Estate,

Varanasi – 221103,

Uttar Pradesh, India.

Phone Numbers

• +91 9123807895
• +91 7003350613
• +91 9874182630.

Email

• sales@kroy.in
• info@kroy.in.

Online Resources

• Official Website
• About Company
• Analytical Balances Section
• Product Catalogue

Conclusion

K. Roy Scientific Industries Pvt. Ltd. is one of India’s long-standing manufacturers of analytical balances, precision weighing systems, and scientific laboratory instruments. Established in 1932, the company has evolved from traditional laboratory weighing systems to advanced EMFC-based analytical balances and scientific instrumentation. With strong manufacturing infrastructure, long industry experience, laboratory-grade weighing technologies, and nationwide service support, K. Roy remains a recognized option for pharmaceutical industries, research laboratories, educational institutions, and industrial quality-control environments across India.