DongGuan HongTuo Instrument Co.,Ltd

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Durable Gold Carat Optical Spectrum Analyzer With Super Convenient Operation

China DongGuan HongTuo Instrument Co.,Ltd certification
China DongGuan HongTuo Instrument Co.,Ltd certification
We use the DH-300 here in Madison and it works well for us. Sample size we use is 3” x 3” which is about the max size. Would be better if one of the other models can use a larger sample size.

—— Tony Warrington

I am really very satisfied. Serious and fast team. Effective after sales service. I recommend this company. Delivery time very fast. Good prices.

—— jean luc di vanno

Producto de calidad. Envío rápido. Volveré a comprar. Gracias

—— jordi sorribas

Merci du suivi de ce colis et d'avoir fait le maximum pour une livraison très rapide comme promis

—— Jean Bourlet

excellent vendeur, réponds très rapidement au mail. reçu en 1 semaine de la chine vers la France.

—— gilbert munoz

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Durable Gold Carat Optical Spectrum Analyzer With Super Convenient Operation

Durable Gold Carat Optical Spectrum Analyzer With Super Convenient Operation
Durable Gold Carat Optical Spectrum Analyzer With Super Convenient Operation

Large Image :  Durable Gold Carat Optical Spectrum Analyzer With Super Convenient Operation

Product Details:
Place of Origin: dongguan
Brand Name: DahoMeter
Certification: CE, FCC , Rohs
Model Number: DX-2800M
Payment & Shipping Terms:
Minimum Order Quantity: 1
Price: negotiable
Packaging Details: exporting standard wooden package
Delivery Time: 5 days
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram,other
Supply Ability: 300 Set/Sets per Month
Detailed Product Description
Warranty: Two Years Testing Before Delivery: Yes
OEM Service: Yes After-sale Service Provided: Yes
Usage: Xrf Gold Purity Testing Machine Detector Type: SDD (USA)
Resolution: 135 ± 5eV
High Light:

light spectrum analyzer


digital spectrum analyzer

XRF Gold Purity Tester Machine , Gold Carat Meter Detector , Precious Metal Purity Tester / Testing Machine





pawnbroking,jewelry industry,banking industry,jewelry testing center,mining industry,precious metal recycling,precious metal materials researching laboratory.,etc.


Advantages and Characteristics


(1) Integrated an inbuilt computer with high industrial motherboard and multi- point hand touch, you don’t need to prepare other computers, it can bring you super smooth experience feelings

(2) Three core components inside the instrument are all imported, so it determines that the instrument can accurately distinguish different gold samples especially 99.9% gold and 99.99% gold

(3) The instruments possess own unique mode of “one-key test”, it is China first and same as Europe's top spectrometers. No matter any unknown metal material, the operators don’t need to choose test templates and software intelligently matches the best way to measure and calculate. They are capable of fast, precise and non-destructive metal testing, making them suitable for use by jewelry retailers, jewelry manufacturers, precious metal refineries, pawn shops, government quality inspection departments, banks, laboratories and tertiary institutions

(4) Super long two years free warranty, confidence comes from pure European spectrometer production technology

(5) The instruments have an innovative function that can help customers identify gold-plated samples

(6) The users can see sample test position accurately by camera and cabin lighting system, and it can improve the testing confidence of users

(7) Equipped with a variety of optical collimator, breakthrough solved test problems of tiny metal samples (such as spun gold and gold thread samples)

(8) We can download and upload test data from network, and it is easy to view and share test results

(9) Temperature drift rate of all the parts inside instrument is controlled within one over one million, ensuring the strong stability and high precision of instrument. Testing results can show 4 digits after the decimal point, beyond all domestic spectral type precious metals analyzer

(10) Ultrahigh resolution, Super clear camera, Super convenient operation, Super fast detection speed,Perfect human interface



  1. Analysis Range 1ppm to 99.99%
  2. Accuracy RSD ≤ 0.015% (Au ≥ 90%)
  3. Sample Form Solid, powder, liquid
  4. X-Ray Tube Voltage 5KV ~ 50KV (USA)
  5. High Voltage Power Supply 0 ~ 50KV Spellman (USA)
  6. X-Ray Tube Current 0μA ~ 1000μA
  7. Camera HD camera
  8. Filters Selectable customized switches
  9. Detector Type SDD (USA)
  10. Resolution 135 ± 5eV
  11. Multichannel Analyzer KEY-DMCP
  12. Sample Chamber Size 310 * 280 * 60 (mm)
  13. Test Time 10sec ~ 100sec
  14. Elements of Interest Precious metal Au, Ir, Ag, Pt, Pd, Ru, Rh, Os, etc.
  15. Basic metal W, Cr, Mn, Fe, Co, Ni, Cu, Zn, Cd, Sn, Pb, etc. (Na ~ U)
  16. Analysis Software KEY-FP qualitative and quantitative analysis software
  17. External Dimensions 380 * 372 * 362 (mm)
  18. Weight 31Kg

Instruments Environmental Requirements


Ambient Temperature -5 ° C ~ 40 ° C (Suggested that in air conditioning room)

Relative Humidity 15% ~ 90%

Power Requirements AC 220V ± 5V, 50/ 60 Hz

No high power electromagnetic and vibration interference sources nearby

Contact Details
DongGuan HongTuo Instrument Co.,Ltd

Contact Person: Mrs. Julie Zhong

Tel: 86-13267004347

Fax: 86-769-2318-1253

Send your inquiry directly to us (0 / 3000)