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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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gold purity testing machine

(101)

Gold Measuring Machine Effective Measuring Purity And Karat Value
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Electronic Gold Purity Testing Machine , Gold Purity Checking Machine , Gold Karat Meter Machine Application: pawnbroking,jewelry industry,banking industry,jewelry testing center,mining industry,precious metal ... Read More

2019-04-18 17:27:19

Muti Mode Auto Jewellery Testing Gold Assaying Machine Mining Industry
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300g Precious Metal Purity Testing Machine and Gold Purity Testing Machine Application: pawnbroking,jewelry industry,banking industry,jewelry testing center,mining industry,precious metal recycling,precious ... Read More

2024-01-25 10:54:25

Electronic Gold Analyzer Precious Metal Tester With No Damage Measurement
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300g. 600g Electronic Gold Analyzer , Gold K Value Analyzer , Gold Karat Purity Testing Machine Application : pawn broking, bank, jewelry shop, precious-metals recovery, jewelry factory, Gemstone Testing Center... Read More

2018-08-30 18:36:02

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

2018-08-30 18:36:02

120g Digital Electronic Precious Metal Tester / Gold Platinum Tester With Printer
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120g Digital Electronic Gold Purity Densitometer , Gold Platinum Tester , Gold Karat Tester with Printer Application : pawn broking, bank, jewelry shop, precious-metals recovery, jewelry factory, Gemstone ... Read More

2018-08-30 18:36:02

RS-232 Karat Density Electronic Gold Testing Instrument With Purity Percentage
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2019-04-18 17:24:10

DH-900K Electronic Metal Tester Gold Karat Tester High Accuracy
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CE,FCC Certification!Warranty for Two Years!!! DH-900K Electronic Metal Tester With Factory Price In Testing Equipment Application:pawn broking, bank, jewelry shop, precious-metals recovery, jewelry factory, ... Read More

2020-08-21 10:32:26

DH-1200K Gold Tester Machine , Silver Gold Tester In Jewelry Tools
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CE,FCC Certification!Warranty for Two Years!!! DH-1200K Gold Tester Machine,Silver Gold Tester In Jewelry Tools Application:pawn broking, bank, jewelry shop, precious-metals recovery, jewelry factory, Gemstone ... Read More

2020-08-20 18:46:09

DH-300K High Precision Gold Tester Jewelry Tool , Portable Electronic Gold Tester
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CE,FCC Certification!Warranty for Two Years!!! DH-300K High Precision Gold Tester Jewelry Tool,Portable Electronic Gold Tester Application:pawn broking, bank, jewelry shop, precious-metals recovery, jewelry ... Read More

2020-08-20 18:33:46

Digital Electronic Gold Carat Meter , Portable Gold Assaying Equipment , Gold Measuring Machine
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Digital Electronic Gold Carat Meter , Portable Gold Assaying Equipment , Gold Measuring Machine Principle: In accordance with archimedes principle water buoyancy method, GB/T1423 of precious metals testing ... Read More

2018-08-30 18:36:02

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