Butyric acid, 250μg/ml in Water, 1ml

Ethanol standard in whole blood,3.0g/L,whole blood, 1.5mL

Aromatics Quantitative Calibration Mixes (with Internal Standard) 5 Analytes + 2-hexanone as internal standard, each Wt.% as listed in isooctane; unit: 5x1mL one of each Std. Analyte Analyte Std. 1 Std. 2

25-Hydroxy Vitamin D2-d6, 1mg