Altus Science are an ISO 17025 & ISO 17034 accredited manufacturer of Total Organic Carbon (TOC) Reference Materials. With a global network of channel partners, we supply all of the Calibration, Validation & System Suitability Standards required to maintain TOC compliance for whichever TOC analyser you use including the Sievers 900 TOC analyser. Our independence, together with a rigorous Quality Management System (QMS), allows us to manufacture unbiased TOC CRMs to the highest quality standards, giving you an accurate record of instrument performance. As well as Certified Reference Materials (CRMs), we offer a range of consumable items for your TOC analyser, including UV Lamps, Reagents & Resin Beds. 

We offer the following products, suitable for use with the Sievers 900 TOC Analyser:

900 Multipoint Calibration Standards 

900 Single Point Calibration & Verification Standards (range of concentrations available)

900 USP System Suitability Standards

900 Accuracy & Precision Standards

900 Linearity Standards

900 Specificity Standards

900 Robustness Standards

900 Replacement UV Lamps

900 Replacement Acid & Oxidiser Reagent Cartridges

900 Replacement DI Resin Beds

900 Replacement Pump Tubing

900 Certified Low TOC 40ml Sampling Vial

For a comprehensive list of the products we offer, please visit our Get a Quote page.