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China Guangdong Hongtuo Instrument Technology 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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electronic precious metal tester

(66)

High Precision Gold Purity Check Testing Machine / Gold Analyse Machine
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High Precision Gold Karat Testing Machine , Gold Content Testing Machine , Gold Analyse Machine Application: pawnbroking,jewelry industry,banking industry,jewelry testing center,mining industry,precious metal ... Read More

2020-03-07 17:29:00

DH-600K Non Destructive Silver Purity Testing Machine Fast And Accurate
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DahoMeter DH-300K Digital Electronic Gold Karat Meter Testing Machine , Gold Density Tester Principle: In accordance with archimedes principle water buoyancy method, GB/T1423 of precious metals testing standard... Read More

2018-08-30 18:36:02

DH-600K Non Destructive Silver Purity Testing Machine Fast And Accurate
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2019-04-18 17:25:58

0.001g/Cm3 Gold Purity Analyzer Silver Testing Machine Electronic Digital Gold Tester Tools For Jewelry
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Gold Purity Analyzer Gold and Silver Testing Machine 0.001g/cm3 Electronic Digital Gold Tester Tools for Jewelry Application:pawning house,bank, jewelry shop, precious-metals recovery, jewelry factory, Gemstone ... Read More

2023-10-12 14:49:30

Electronic Gold Purity Tester Digital Density Meter Gold Karat Purity Analyzer
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Electronic Gold Purity Tester Machine, Digital Precious Metal Tester , Gold Karat Purity Analyzer Application: pawnbroking,jewelry industry,banking industry,jewelry testing center,mining industry,precious metal ... Read More

2024-08-09 17:05:51

High Accuracy Gold Testing Machine K Value Density Purity Gold Karat Tester
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High accuracy gold K value density tester , Precious Metal Purity Gold Karat Tester Principle: According Archimedean principle of buoyancy method Application: Jewelry industry, gold and precious metals research ... Read More

2019-05-28 16:34:11

RS-232 Karat Density Electronic Gold Testing Instrument With Purity Percentage
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Digital Electronic Gold Content Tester , Machine Measuring Gold Content Application : pawn broking, bank, jewelry shop, precious-metals recovery, jewelry factory, Gemstone Testing Center,precious metals ... Read More

2019-04-18 17:24:10

Digital Electronic 3000g Gold Purity Tester ( CE , FCC Certification )
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Digital Electronic 3000g Gold Purity Tester ( CE , FCC Certification ) Application: pawnbroking,jewelry industry,banking industry,jewelry testing center,mining industry,precious metal recycling,precious metal ... Read More

2018-08-30 18:36:02

Dahometer Precious Metal Analyzer Machine With Gold K And Silver For Lab
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CE,FCC Certification!Warranty for Two Years!!! Dahometer precious metal analyzer machine With Gold K and Silver For Lab Application:pawn broking, bank, jewelry shop, precious-metals recovery, jewelry factory, ... Read More

2020-08-21 11:19:21

DahoMeter DH-300K Digital Electronic Gold Measurer , Gold Coin Tester , Gold Coin Testing Equipment
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DahoMeter DH-300K Digital Electronic Gold Measurer , Gold Coin Tester , Gold Coin Testing Equipment Application : Pawn broking, bank, jewelry shop, precious-metals recovery, jewelry factory, Gemstone Testing ... Read More

2018-08-30 18:36:02

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