ASTM D7213 Retention Time Calibration Standard with gases – (P/N SD-SS3E-03-WG)
Retention time standard with gases ( 0.01 – 0.08 % C5 – C80 with C12 and C40 markers plus trace n-C3, i-C4, and n-C4 with C12 and C40 markers; in carbon disulfide); 6 X 1 mL
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