Total Phosphorus (P), 100µg/ml in Water, 100ml

Pravastatin sodium, 25mg

Octocrylene, 100 µg/ml, Acetonitrile, 1ml

ISO 9377-2MOD Extraction Solvent Stock Solution I 20ul of n-Heptane and 20mg of n-Tetracontane solved in 1000ml n-Pentane