All Single-Element 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 | Iron (III) chloride-amidosulfuric acid TS | EUR 55.00 |
1x | Phosphate buffer solution for assay of bupleurum root | EUR 65.00 |
2x | Отстъпка за безхартиено копие на Сертификат за анализ | EUR -2.00 |