VWR®, Potassium standard solutions for ICP-MS, ARISTAR®
- Produced from high purity acids, water ASTM I 18 Megaohms
- Solution assayed by titration
- Final concentration verified against reference material from NIST
- Total maximum uncertainty: 0,5% (typical)
- Delivered with complete certificate of analysis
: Manufactured and tested in ISO 17034 / ISO 17025 accredited facilities
