All Density 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 | PCB 142 [CAS:41411-61-4] 100ug/ml in Iso-octane | EUR 43.00 |
1x | Copper (II) chloride-acetone TS | EUR 61.00 |
1x | Copper (II) sulfate solution alkaline | EUR 92.00 |
1x | Bromothymol blue-sodium hydroxide TS | EUR 51.00 |
1x | Trifluoroacetic acid TS | EUR 32.00 |
1x | TBTC [CAS:1461-22-9] 1000mg/l in Methanol | EUR 47.00 |
1x | BDE 207 [CAS:437701-79-6] 10ug/ml in Iso-octane | EUR 263.00 |
7x | Discount for non-paper Certificate of Analysis | EUR -7.00 |