Silver & Gold Testing Kit: 2 Test Acid Bottles + 100g Lab Scale
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Product Features
- Set includes 1 x 0.5 oz bottle of Gold Test Acid, 1 test stone, and 1 DigiWeigh DW-100AS lab scale
- Scale allows you to choose from 4 different modes: Carat (ct), Gram (g), Ounce (oz), Grain (gn)
- Capacity & Accurcary: 500 x 0.05 ct, 100 x 0.01 g, 3.527 x 0.0005 oz, 1542.8 x 0.2 gn
- The acids will change colors to indicate purity
- Includes everything shown, plus 2x 50g calibration weights, manual, batteries, warranty information
Editorial Reviews
Product Description
The acids will change colors based on Purity! SILVER: ? 90% - 100% = DARK RED ? 80% - 90% = LIGHT RED or brownish ? 65% - 75% = Light Green Color The Gold Test Acid kit will change to the yellow color located on the 22K bottle based on purity! DIGIWEIGH SCALE: Ideal for weighing precious metals, this electronic balance is perfect for virtually any small item you can think of, and has been used within the home as well as by professionals. The flip-open cover protects the scale's platform while not in use. The bright blue LCD display makes it very easy to read in any lighting. Scale Measures: 5" x 3" x 0.75"