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 | 1-Naphtholbenzein Solution | EUR 37.00 |
1x | Antimony standard solution (1 mg/l Sb) 1000 times... | EUR 58.00 |
1x | Tris(hydroxymethyl)methylamine Solution, Methanol | EUR 106.00 |
1x | Bisbenzimide stock solution | EUR 108.00 |
4x | Discount for non-paper Certificate of Analysis | EUR -4.00 |