All Pt-Co/ Hazen Standards are Certified Reference Materials, produced and calibrated under CPAchem's quality system that is:
- ISO 9001 certified.
- accredited according to ISO/IEC 17025 - Testing
- accredited according to ISO 17034 - Reference Material Producer
1x | Phosphate standard solution 100 times concentrate... | EUR 58.00 |
1x | Phosphate buffer solution 0.33M pH 7.5 | EUR 65.00 |
2x | Discount for non-paper Certificate of Analysis | EUR -2.00 |