Restek, 36015, Residual Solvents Class 2 – Mix A (2020 Rev), 0.35-22.5 mg/mL in DMSO (dimethylsulfoxide), 1 mL/ampul

Acetonitrile (75-05-8), 2.05 mg/mL Chlorobenzene (108-90-7), 1.8 mg/mL Cyclohexane (110-82-7), 19.4 mg/mL cis -1,2-Dicholoroethene (156-59-2), 4.675 mg/mL trans -1,2-Dichloroethene (156-60-5), 4.675 mg/mL 1,4-Dioxane (123-91-1), 1.9 mg/mL Ethylbenzene (100-41-4), 1.84 mg/mL Isopropylbenzene (cumene) (98-82-8), 0.35 mg/mL Methanol (67-56-1), 15.0 mg/mL 4-Methyl-2-pentanone (MIBK) (108-10-1), 22.5 mg/mL Methylcyclohexane (108-87-2), 5.9 mg/mL Methylene chloride (75-09-2), 3.0 mg/mL Tetrahydrofuran (109-99-9), 3.60 mg/mL Toluene (108-88-3), 4.45 mg/mL m -Xylene (108-38-3), 6.51 mg/mL o -Xylene (95-4-6), 0.98 mg/mL p -Xylene (106-42-3), 1.52 mg/mL
Features & Benefits
Note: This Residual Solvents Class 2 - Mix A standard includes 4-Methyl-2-pentanone (MIBK) and no longer contains triethylamine as part of the USP 2020 revisions.
One of three standard mixes containing all required compounds for USP <467> Class 2 residual solvents testing.
Concentrations are at the required permitted daily exposure limits (PDE) per USP requirements.
Multicomponent mixes simplify standard prep and reduce variability.
Verified composition and stability.
Complete set of compounds required for USP <467> Class 2 testing contained in cat.# 36015, 36280, and 36273 (2020 USP revisions).