Quality Control Standard Mixture Revised, 500µg/ml, acetone, 1ml

Cъстав: Diesel #2 (additive-free) (68334–30–5) Motor oil (additive-free bp 325–460 or C18–C32 retention time range) (64742–65–0) (1 mL is enough mix to spike one 900 mL quality control sample). Total hydrocarbon concentration is 1,000 μg/mL.