Silver Tester
Your Professional Silver Tester Supplier
Napco Precision Instrument Co., Ltd., founded in 2004, is a distinguished leader in the field of precision instrumentation. Specializing in the manufacturing of cutting-edge XRF spectrometers, densimeters, precision electronic balances, and moisture analyzers, we have set the industry standard for accuracy, reliability, and innovation.
Why choose us
Trusted Technical Workforce
To ensure the authenticity and quality of every machine, we operate with an in-house R&D team. Our technical workforce comprises over 50 highly skilled engineers. The structuring and modeling of our machines are driven by the latest innovations, as well as customer demands, needs, and pain points.
Certifications
We have obtained CE certification along with various patents. These certifications demonstrate our commitment to quality management in scientific processes, refinement, standardization, and product development, ensuring that our operations comply with international standards.
High Quality Standards
We have a strong professional research and technology team that supports our commitment to quality. Our products have been proven in the market over many years. They are built to meet both industrial and global standards. Every instrument is thoroughly inspected and approved by our quality control team before delivery.
Faultless Service
We have a professional customer service team that provides one-on-one support. We offer a worry-free, one-stop service experience. Our comprehensive after-sales and quality assurance policies ensure peace of mind. All instruments are guaranteed for one year, with lifetime maintenance. (Gold Purity Testers are covered for two years.)
Paramenter produk
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Rentang berat |
0.01-300g |
0.01-600g |
0.01-1200g |
0.005-300g |
0.005-600g |
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Kepadatan baca |
0.001g/cm3 |
0.001g/ Cm3 |
0.001G/Cm3 |
0.001G/Cm3 |
0.001G/Cm3 |
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Kemurnian |
0.1% |
0.1% |
0.1% |
0.01% |
0.01% |
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Jangkauan |
Kepadatan> 1, < 1 dapat diuji |
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Platform pengukur |
ABS cetakan injeksi terintegrasi |
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Jenis pengukuran |
Emas apa pun tidak teratur, platinum, emas, perak, paladium |
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Hasil yang ditunjukkan |
Kepadatan, volume, kemurnian %, K nomor |
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Prinsip pengukuran |
Prinsip pemanah apung |
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Waktu pengukuran |
Sekitar 5 detik |
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Tangki pengukur |
Tangki air transparan terbuat dari bahan PC dan dicetak oleh cetakan injeksi (ukuran: 15.3cm panjang × 10.7cm lebar × 8.0cm tinggi) |
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Parameter Pengaturan |
Pengaturan suhu air, solusi pengukuran pengaturan kepadatan sedang, kepadatan pengaturan batas atas dan bawah |
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Kalibrasi |
Kalibrasi kunci tunggal, deteksi otomatis |
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Antarmuka Data |
Antarmuka RS-232 standar |
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Accuracy and Precision
XRF testers provide highly accurate readings of silver content, often with an error margin of just a fraction of a percent. This precision is crucial when dealing with valuable assets like silver, where even a small variation in purity can make a significant difference in value.
Non-Destructive Testing
One of the key benefits of using XRF for silver testing is that it is non-destructive. Unlike other testing methods, such as acid testing or cutting into the metal, XRF testers allow you to check the purity of silver without damaging the item. This is especially valuable for collectors or investors who own rare or historical silver coins, where any alteration can lower the value.
Fast and Convenient Results
Traditional silver testing methods can take time and require multiple steps. XRF machines, on the other hand, offer almost instant results, with readings typically available in just a few seconds. This makes it an efficient tool for both buyers and sellers who need quick and reliable data.
Comprehensive Elemental Analysis
XRF testers don't just analyze silver—they can detect a wide range of other metals present in the item. This is particularly important when testing silver alloys or determining whether an item is plated with silver. A quick scan can identify whether there are other metals like copper, nickel, or zinc mixed into the silver, providing a comprehensive analysis of the material's composition.
User-Friendly and Portable
Modern XRF testers are designed to be easy to use, even for those with no technical background. Many handheld models are compact and portable, allowing investors, dealers, and collectors to perform tests on-site without needing a lab or extensive training.
Testing Different Types of Silver Samples
Effortlessly and quickly analyze different types of silver samples with precision, all without causing any harm or alteration. This includes:




Silver Jewelry and Scrap: Quickly and non-destructively determine the silver content in various forms of silver jewelry and scrap items, enabling informed decisions in recycling and valuation processes.
Silver Bullion, Coins, Bars, and Pins: Efficiently assess the purity of silver bullion, silver coins, silver bars, and pins, ensuring the quality and value of these precious assets.
Pure Silver (Ag) with 999.5 Fineness and Sterling Silver: Accurately test sterling silver and pure silver items via metal testing to guarantee that they meet the required standards and maintain their value.
Silver Solder: Instantly gauge the silver content in solder used for joining silver pieces, facilitating quality control in manufacturing processes.
Silver Alloys: Examine the composition of silver alloys swiftly and without damage, whether to understand material make-up or to verify the authenticity of items.
Silver Leaf, Silver Plating and Silver coating: Precisely assess the silver content in delicate forms such as silver leaf and plated items, without affecting their physical or aesthetic properties.
Silver Ingots: Effortlessly determine the silver content in ingots, ensuring their value and authenticity in various industrial and investment applications.
Certifications





FAQ
We're well-known as one of the leading silver tester manufacturers and suppliers in China. We warmly welcome you to wholesale high quality silver tester at competitive price from our factory. Contact us for more details.







