goldandsilvertesting.com 的前十大競爭對手

postapplescientific.com

Who we are Our website address is: https://postapplescientific.com. What information do we collect? 

 We collect information from you when you register on our site, place an order or fill out a form. 

When ordering or registering on our site, as appropriate, you may be asked to enter your: name, e-mail address, mailing address, phone number or […]

consolidated-chemical.com

Consolidated Chemical - Premier distributor of high quality Calcium Carbide. Fast shipping on our products . Bulk orders available

gold-analytix.com

Learn which coins and bars you can test with the GoldScreenSensor.

alchemielabs.com

Explore Alchemie Labs is your trusted source for top-tier chemical solutions, blending innovation with sustainability and safety.

jewelerstoystore.com

providing reliable jewelry making tools and supplies to professional jewelers and craftsman since 1968. a wide range of available tools used worldwide representing the best of all brands!

kassoy.com

<p><span>Easy to set stones directly on printed model before casting.Create lighter jewelry with perfect precision.Perfect 100% ash-free burnout for direct casting.Use of standard wax burnout cycle.No post-curing after printing.</span></p>

agbullionllc.com

Ships from and fulfilled by AG BULLION LLC, authorized Sigma Metalytics Distributor This kit includes: SM2701 PMV PRO Unit The Latest External Bridge Attachment Latest Keypad Design Manual Charger Protective Case 2 Year Warranty The Small Wand The Large Wand The Refiners Wand Powerful Thru Readings Make sure your pieces are 100% authentic using the PRO's thru readings. The onboard sensors check all the way through samples, meaning there is nowhere for counterfeits to hide. You can rest easy knowing there are no inserts or bad metals in your coins and bars. The PMV PRO delivers powerful thru readings, specific gravity testing, and a versatile array of attachments to make sure your metals are genuine. With its two onboard sensors, three wand attachments, and the external bridge attachment, the PRO can rapidly check pieces as small as 1/20 oz gold up to 100 oz silver. With the PRO, you can have confidence in the precious metal you buy and sell. Tech Specs Large Onboard Sensor Specs Minimum Sample Diameter: 32.0 mm Maximum Sample Thickness: 12.5 mm Small Onboard Sensor Specs Minimum Sample Diameter: 10.0 mm Maximum Sample Thickness: 3.5 mm Small Wand Specs Minimum Sample Diameter: 8.0 mm G.O.T. Detection Depth: 0.18 mm Large Wand Specs Minimum Sample Diameter: 18.0 mm G.O.T. Detection Depth: 0.25 mm Refiners Wand Specs Minimum Sample Diameter: 24.0 mm G.O.T. Detection Depth: 2.5 mm External Bridge Specs Minimum Sample Width: 50.0 mm Maximum Sample Thickness: 45.0 mm Features Specific Gravity Testing Put the calipers away. Using known metal densities and an automatic thickness measurement, the PRO takes the entered weight and calculates the expected size of your sample. Simply compare your coin or bar to the displayed size to ensure your piece is legitimate. The PRO's External Bridge provides one-of-a-kind thru readings on bars up to 45mm thick. 1kg and 100 oz silver bars can be quickly and easily checked for authenticity, including t

thefisch.com

the fisch. easy to use, easy to understand detector protects you from fake gold & silver coins. since 1980. used in over 70 countries around the world.

directsourcegd.com

Direct Source Gold & Diamond offers the highest quality fine jewelry. Shop from our online collection of genuine gold chains, necklaces, charms, pendants, bracelets, anklets, earrings, rings and watches. 100% Customer Satisfaction.

shopbvv.com

The industry leader in chemical processing solutions. Shop high-purity chemicals, precision-engineered components, and professional processing equipment. In-Stock | Fast Shipping | Expert Support.