All Organic Solutions 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 | Tetrahydropyran CAS:142-68-7 EC:205-552-8 | EUR 84.00 |
| 1x | Discount for non-paper Certificate of Analysis | EUR -1.00 |