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Certified Reference Standard Tubes
Markes - Model C-BTX100-10 - Certified Reference Standard (CRS) Tube (BTX)
Certified reference standard (CRS) tubes are packed sorbent tubes loaded with certified levels of relevant analytes. Prepared by an expert national standard laboratory to ensure high accuracy in loading levels, they are a convenient tool for in-house quality assurance and auditing of the complete TD–GC(–MS) analytical process, including calibration protocols.
100 ng certified loading of BTX standard onto Tenax tube- pk 10