# JSP® Blak-Ox Patina Solution – Deep Black Oxidizing Finish for Gold, Silver, Copper, Brass & Bronze (3 oz)

**JSP® Blak-Ox** produces the **darkest, smoothest, deep-black patina** available for **silver, gold, copper, brass, and bronze**. Formulated for jewelers and metal artists, this professional-grade oxidizing solution delivers a bold antique finish that enhances engraving depth and contrast.

The liquid mixture contains **3 oz of hydrochloric acid** blended with proprietary darkening agents to ensure fast, even coloration. Simply **apply directly for a rich black finish** or **dilute with water** to create subtle shades of gray. Perfect for jewelry, sculptures, and decorative metalwork where a deep oxidized appearance is desired.

To prevent unwanted oxidation of nearby metals, always **seal the bottle tightly, double-bag after use, and store away from metal surfaces**. Handle with care and use in a well-ventilated area.

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#### **Key Features**

**Produces a Deep Black Patina** – creates a rich, smooth antique finish

**Adjustable Shade Control** – dilute with water for gray tones or apply full strength for jet-black results

**Works on Multiple Metals** – effective on gold, silver, copper, brass, and bronze

**Fast-Acting Formula** – adheres evenly and dries quickly for professional results

**Durable Finish** – long-lasting coloration that resists fading or wear

**Includes Brush-Top Bottle** – easy to apply directly to detailed areas

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#### **Product Details**

**Product Name:** JSP® Blak-Ox Patina Solution

**Type:** Liquid Oxidizing Patina / Blackening Solution

**Size:** 3 oz bottle

**Finish:** Deep black or adjustable gray tone

**Compatible Metals:** Gold, silver, copper, brass, bronze (not for aluminum)

**Use For:** Jewelry finishing, engraving contrast, metal art, restoration

**Storage Note:** Keep sealed and double-bagged away from all metal materials

**Handling:** Contains hydrochloric acid; handle with gloves and eye protection

## Details

- **Price:** 16.97 USD
- **Vendor:** GOLD TESTING EQUIPMENT
- **Tags:** GOLD TESTING EQUIPMENT, Shopify Collective

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 16.97 USD | In stock |

## Images

- JSP® Blak-Ox Patina Solution – Deep Black Oxidizing Finish for Gold, Silver, Copper, Brass & Bronze (3 oz)

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> Source: [Smart supply deals](https://smartsupplydeals.com/products/jsp®-blak-ox-patina-solution-deep-black-oxidizing-finish-for-gold-silver-copper-brass-bronze-3-oz)
> Updated: 2026-07-21