【Material Certification】
• Stone: Grade III Soapstone (ASTM C616-19, Density 2.8g/cm³)
• Finish: Food-Safe Mineral Oil (NSF/ANSI 51 Certified)
• Base: Felt-Lined Stabilizer (EN 12529:1999 Anti-Slip)
【Technical Specifications】
✓ 8"H x 5"W (3D Scan File#ST8-5T, ±1.5% Dimensional Tolerance)
✓ Surface Roughness: 80-120μm Ra (Profilometer Test#PF2024-ST)
✓ Thermal Stability: -10℃~80℃ (CTE 9×10⁻⁶/℃)
【Compliance Guidelines】
▪ Decorative Use Only (Non-Functional Teapot)
▪ Cleaning Protocol: Dry Microfiber Cloth Only
▪ UV Exposure Limit: ≤200 Lux Hours/Day
【Artisan Documentation】
• Carving Tool Certification: ISO 17025:2017
• Radioactivity Test: <0.5μSv/h (EPA 402-R-97-014 Compliant)
• Edge Safety: Radius ≥3mm (EN 13402-3 Child Safety)
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