All Petrochemical 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 | Tetramethylammonium hydroxide-methanol TS | EUR 273.00 |
1x | Sodium hydroxide VS 0.1 mol/l | EUR 26.00 |
2x | Discount for non-paper Certificate of Analysis | EUR -2.00 |