Restek Residual Solvents Class 2 - Mix B, DMSO (Lower Concentrations), 1 mL/ampul

These mixtures reflect the changes made in USP30/NF25 effective July 1, 2008.

(C6) n-Hexane (110-54-3), 290 µg/mL*
Chloroform (67-66-3), 60 µg/mL
1,2-Dimethoxyethane (110-71-4), 100 µg/mL
2-Hexanone (591-78-6), 50 µg/mL
Nitromethane (75-52-5), 50 µg/mL
Pyridine (110-86-1), 200 µg/mL
Tetralin (119-64-2), 100 µg/mL
Trichloroethene (79-01-6), 80 µg/mL

*Actual concentration of n-hexane reported (determined via a calibration curve) may be below General Chapter <467> limits and could produce a false positive result.