---
product_id: 550295112
title: "Gold Purity Tester Machine For Jewelry Industry Bank Pawn Industry Gold Precious Metal Research Lab"
brand: "furlou"
price: "$567.78"
currency: USD
in_stock: true
category: "Furlou"
url: https://www.desertcart.us/products/550295112-gold-purity-tester-machine-for-jewelry-industry-bank-pawn-industry
store_origin: US
region: United States of America
---

# Archimedean buoyancy method 9K-24K karat range with HI/LO limits 300g max weight precision Gold Purity Tester Machine For Jewelry Industry Bank Pawn Industry Gold Precious Metal Research Lab

**Brand:** furlou
**Price:** $567.78
**Availability:** ✅ In Stock

## Summary

> ⚡ Precision Gold Testing, Elevated to an Art

## Quick Answers

- **What is this?** Gold Purity Tester Machine For Jewelry Industry Bank Pawn Industry Gold Precious Metal Research Lab by furlou
- **How much does it cost?** $567.78 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/550295112-gold-purity-tester-machine-for-jewelry-industry-bank-pawn-industry)

## Best For

- furlou enthusiasts

## Why This Product

- Trusted furlou brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Big Tank Stability:** Large water tank design minimizes buoyancy errors for ultra-reliable readings.
- • **Multi-Metal Mastery:** Test gold, platinum, silver & more with advanced mixture proportion functions.
- • **Scratch-Free Testing:** No acids, no stains—preserve your precious metals’ pristine finish every time.
- • **Rapid Dual-Step Weighing:** Get karat, density & purity results in just two simple steps—speed meets accuracy.
- • **Customizable Precision Limits:** Set your own HI/LO karat thresholds for tailored quality control.

## Overview

The FURLOU Gold Purity Tester MDJ-300K leverages Archimedean buoyancy principles to deliver rapid, accurate karat, density, and purity measurements for gold and other precious metals. Featuring a wide 9K-24K range, customizable HI/LO limits, and a scratch-free testing process without harmful acids, it’s engineered for jewelry professionals, banks, pawnshops, and research labs seeking reliable, efficient metal analysis.

## Description

Pure water or distilled water can be used as testing medium, it is low cost and easily got. By adopting the design of big tank, it can decrease the inaccuracy caused by supporting wire' s buoyancy. Can' t test hollow samples and the samples with precious stones; it can be used as general balance. - Suitable for: Jewelry industry, Bank, Pawn industry, Gold and Precious Metal research lab. - Principle: According to the buoyancy method of Archimedean principle, can show gold karat, density and purity% rapidly and accuratel. Specification: Model MDJ-300K The maximum weight 300g Weighing Range 0.005-300g Weighing precision 0.01g Density precision 0.001g/cm3 Standard size of water tank 150*100*90mm

## Features

- Only two weighing steps, karat, density and purity of gold can be showed rapidly and accurately.
- With the mixture proportion function, it can be used for testing density and purity of platinum, silver and other metals.
- With the special software design, it can directly and circularly show the gold karat (including gold-copper-silver, gold-silver, gold- copper), gold purity%(including gold-copper-silver, gold-silver, gold-copper)
- With the function of HI and LO limit, the wide karat range from 9K to 24K and the HI and LO value can be set freely.
- No stains and scratches left on gold after testing, it doesn't need to use the sulfuric acid solution to test the standard samples.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CBLWFDFZ |
| Date First Available | 11 July 2023 |
| Import designation | Country as Labeled |
| Item Weight | 1 Grams |

## Images

![Gold Purity Tester Machine For Jewelry Industry Bank Pawn Industry Gold Precious Metal Research Lab - Image 1](https://m.media-amazon.com/images/I/51yEyeJ7g-L.jpg)

## Frequently Bought Together

- FURLOU Gold Purity Tester Machine For Jewelry Industry Bank Pawn Industry Gold Precious Metal Research Lab
- GTE Gold Silver Jewelry Tester Appraisal Kit 10K 14K 18K 22K 24K Platinum Palladium Test Precious Metals 999 925 Scrap
- GemOro Platinum XP500 Extra Precision Portable Pocket Scale, 500g x 0.01, Silver

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.us/products/550295112-gold-purity-tester-machine-for-jewelry-industry-bank-pawn-industry](https://www.desertcart.us/products/550295112-gold-purity-tester-machine-for-jewelry-industry-bank-pawn-industry)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-03-14*