About Kuro Sumi Imperial Ink
QUALITY
We closely monitor the quality of our products using the following quality management systems:
• ISO 13485 Certified Quality Management System
• Our quality policy
• Color calibration
MATERIALS
The ingredients & materials used throughout the duration of our ink manufacturing is monitored through on-going product, purity, & quality testing on individual ingredients & in-vitro testing on the finished inks.
Within our process we test over 4,000 substances to ensure the erasure of the following impurities: Heavy metals, Amines, & PAHs.
MANUFACTURING
Our manufacturing measures surpass international industry standards worldwide. We evolve as technology evolves, to ensure our inks are of the highest quality, are safety compliant products, & are the leading performing products available.