Description
xSparex® No. 2 Granular Dry Acid Compound (10 oz Bag) is a professional-grade metal pickling solution manufactured by Krohn Industries, designed for safe, effective removal of surface oxidation, scale, and fire scale from non-ferrous and precious metals. Trusted by jewelers, metalsmiths, and plating professionals, Sparex® No. 2 delivers powerful cleaning performance while minimizing damage to fine detail and tolerances.
This easy-to-use dry granular compound is a longer-lasting and safer alternative to traditional sulfuric acid pickles, offering superior effectiveness compared to citric acid solutions. When mixed with water, Sparex® No. 2 produces smooth, clean, and bright metal surfaces quickly and economically.
Key Features & Benefits
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Professional Metal Pickling Solution
Effectively removes oxidation, scale, and surface buildup from gold, silver, copper, brass, and other non-ferrous metal alloys. -
Safer Alternative to Sulfuric Acid
Designed to reduce risks associated with harsh acids, including corrosive fumes, hazardous storage, and over-aggressive metal attack. -
Superior Cleaning Performance
The prepared solution delivers 1.5× the available acid content of a 5% sulfuric acid solution, outperforming citric acid pickles. -
Preserves Fine Detail & Tolerances
Minimizes over-pickling, pitting, burning, and wire-brushing damage, making it ideal for precision jewelry and metalwork. -
Versatile Plating & Neutralizing Use
Can replace acid or sodium bisulfate-based plating neutralizers and activators when mixed at half the recommended pickling strength. -
Easy-to-Store Granular Formula
Dry compound offers long shelf life, easy handling, and controlled mixing for consistent results.
Usage & Compatibility
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Suitable for gold, silver, copper, brass, and copper-based alloys
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Ideal for jewelry making, metal finishing, plating preparation, and restoration
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Mix with water according to recommended ratios for pickling or neutralizing applications
Package Details
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Net Weight: 10 oz
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Form: Granular dry acid compound
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Storage: Store in a cool, dry place with bag sealed when not in use
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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