Interference Standard 4 Back Catalog number: 53041 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended EPA-537PDSL-R1 EPA Method 537 Analyte Primary Dilution Standard (linear isomers only), 1.2ml, methanol Price on request S-4171-10MLX5 Daily Quality Control Standard (without Internal Standard) 14 Analytes, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% n-Hexane 12 Toluene 9 n-Heptane 20 Eth Price on request 10004 CLP Semi-Volatiles Toxic Substances #1 Price on request