Gold Assay
Certified Gold Purity Testing
At Balaji Touch Lab, we specialize in accurate and reliable Gold Assay testing using the time-honored touchstone method combined with modern acid analysis. Whether you're a jeweler verifying stock, a buyer assessing a purchase, or a financial institution evaluating collateral — our certified results give you complete confidence.
🥇 What is Gold Assay?
Gold Assaying is the process of determining the purity (fineness) of gold. It measures what percentage of a gold article is actual gold versus other metals like silver, copper, or zinc.
- Measures gold content in karats (18K, 22K, 24K)
- Determines fineness (750, 916, 999)
- Identifies alloy composition
- Detects counterfeit or adulterated gold
- Provides certified documentation
⚗️ Our Assay Process
- Sample preparation and surface cleaning
- Touchstone streak test application
- Acid reaction analysis for karat determination
- Cross-verification with reference standards
- Digital recording and report generation
- Certificate issuance within 30 minutes
✅ Benefits of Our Service
- ±0.5% accuracy — industry's highest standard
- BIS-compliant testing procedures
- Accepted by banks for gold loan evaluation
- Non-destructive options available
- Experienced assayers with 10+ years expertise
- Confidential handling of your valuables
👥 Who Needs Gold Assay?
- Jewelers verifying gold stock purity
- Buyers purchasing second-hand gold
- Banks processing gold loan applications
- Individuals selling inherited jewelry
- Traders in bullion and gold bars
- Legal cases requiring expert valuation