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Quantum Equipment, through its Karatmeter® range of gold testing instruments, provides advanced solutions for accurate and non-destructive gold purity testing in Delhi. Karatmeter® instruments are designed for jewellery businesses, bullion dealers, hallmarking and assaying centres, gold manufacturers, refineries, financial institutions and other professionals who require reliable precious-metal analysis.

With expertise in X-ray fluorescence (XRF) technology and analytical instrumentation, Quantum Equipment offers gold testing solutions designed to help determine the composition and purity of gold and other precious-metal alloys quickly and efficiently.

The company’s key product is KARATMETER Gold alloy analyzer based on X-ray fluorescence technique and other XRF products for elemental, bulk and thickness measurements.

Precision Equipment

Gold Purity Testing Machines for Jewellery & Precious Metals

Accurate determination of gold purity is important for jewellery valuation, manufacturing, quality control, buying and selling of precious metals. Traditional testing methods may require sample preparation or can be invasive. Modern XRF gold testing machines provide a convenient, non-destructive approach to analysing precious-metal composition.

Karatmeter® gold testing instruments are developed for applications where fast analysis, ease of operation and dependable results are important. Depending on the model, the range supports applications involving gold, silver, platinum-group metals and other non-ferrous alloys.

Karatmeter® Gold Testing Instruments

Quantum Equipment offers different Karatmeter® models designed for varying gold and precious-metal testing requirements.

AuCheck TM - Gold Testing Instrument

AuCheckTM

Gold testing instrument designed for precise and reliable analysis of gold and precious-metal compositions. It can be considered for jewellery and other applications where convenient gold purity testing is required.

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Karatmeter Q-Series

Karatmeter Q-Series

Advanced gold and precious-metal testing capabilities with an emphasis on precision, reliability and non-destructive analysis. It is suitable for applications such as jewellery testing, bullion analysis and precious-metal quality control.

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Karatmeter G-Series

Karatmeter G-Series

A bench-top metal spectrometer designed for precise and non-destructive analysis of precious alloys and common non-ferrous alloys. Its spectroscopy-based technology provides rapid analysis for professional testing environments.

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Karatmeter B-Series

Karatmeter B-Series

A desktop metal spectrometer designed for bulk material analysis and the determination of precious and common non-ferrous alloys. It is suitable for demanding professional and industrial testing applications.

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Applications of Gold Purity Testing Machines in Chennai:


Karatmeter® gold testing instruments can support a range of applications across Delhi and the surrounding market, including:

  • Jewellery shops and showrooms
  • Gold manufacturers and jewellery manufacturers
  • Bullion dealers and traders
  • Gold refineries
  • Hallmarking and assaying applications
  • Precious-metal testing laboratories
  • Gold valuation and inspection
  • Quality control and material verification
  • Precious-metal recycling
  • Non-ferrous alloy analysis

Why Use XRF for Gold Purity Testing?


X-ray fluorescence (XRF) technology enables elemental analysis without requiring destructive sampling in many applications. It can help identify the elemental composition of a material and determine the relative presence of precious metals and alloying elements.

For jewellery and precious-metal businesses, XRF testing can offer several practical benefits:

Non-destructive testing Fast analysis Minimal sample preparation Multi-element analysis Convenient operation Suitable for jewellery and precious-metal alloys Useful for quality control and verification

The appropriate instrument depends on the material, sample geometry, required accuracy, testing environment and application.

Gold Testing Machine Supplier Support in Chennai


Quantum Equipment provides technical expertise and support for XRF analytical instruments used for jewellery alloys and precious metals. The company maintains experience in installation, servicing, calibration and technical support for the products it supplies.

Support can include:

  • Instrument installation and setup
  • Technical guidance
  • Calibration support
  • Preventive maintenance
  • Service and troubleshooting
  • Spare parts and consumables
  • Application assistance

Customers in Delhi can contact Quantum Equipment to discuss their testing requirements and identify the appropriate Karatmeter® solution.

Choose the Right Gold Purity Testing Machine


Different businesses have different testing requirements. A jewellery showroom may need a compact solution for routine gold purity checks, while a refinery, laboratory or manufacturing facility may require a higher-performance instrument for broader elemental analysis.

Before selecting a gold testing machine, consider:

Type of Material

Gold jewellery, bullion, alloys, silver, platinum-group metals or other non-ferrous materials.

Sample Size & Shape

The instrument should be appropriate for the geometry and dimensions of the samples being tested.

Testing Application

Jewellery testing, bullion analysis, manufacturing quality control, refinery analysis or laboratory testing may require different configurations.

Testing Frequency

High-volume operations may benefit from an instrument designed for frequent and efficient analysis.