Standard
The Standard grade is positioned around a target purity of 99% for requirements where the standard supplied specification is suitable.
Super
The Super grade raises the portfolio-level purity target to 99.5%. The product-specific specification remains the authority for an individual supply discussion.
Ultimate
The Ultimate grade builds on the 99.5% purity target and adds control of selected metal cations. The relevant ion and limit must be agreed for the intended application.
Confirm the actual specification
These labels explain the supplied portfolio structure; they are not a substitute for a product-level specification, COA, or application evaluation. Confirm required limits and documentation during the inquiry process.