Sodium DL-2-hydroxybutyrate

Zaleplon-?d5 (N-?ethyl-?d5),100 µg/mL,MeOH,1mL

Dibenzo[b,ghi]perylene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 5869-30-7

ISO 18857-2 4-n-Nonylphenol (ring13C6), Internal standard 1 µg/mL, in acetone, 10mL 8625.15 4-n-Nonylphenol (ring 13C6) 8626.17 4-n-Nonylphenol monoethoxylate (ring 13C6) 8627.19 4-n-Nonylphenol diethoxylate (ring 13C6) 2419.15 Bisphenol A (d16)