I. Principle

The direct reading HZ-300k / HZ-600k purity tester accurately and rapidly reads the density and purity% of precious metals according to the buoyancy method based on the Archimedes principle

II. Purpose

Jewelry, banking, pawnshop, gold and precious metals research laboratory.

1. No trace and pollution will be left after measurement, so sulfuric acid solution or test standard sample is unnecessary.

2. It has upper and lower limit functions, and can freely set hi and lo data in a wide range of K numbers from 9 to 24K.

3.It is not allowed to test the sample inlaid with gem and hollow. It can be used as a general balance

Instrument description