L-Ascorbic Acid, 100g

Pregnenolone, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 145-13-1

ISO 15680 Stock Calibration Standard Solution 4 22 Analytes to be used with Internal standard S1, each 2000µg /mL in methanol; unit: 1x5mL 2155.9 Isopropylbenzene [98-82-8] 2157.6Monobromobenzene [106-86-1] 3957.2 1,1,2,2-Tetrabromoethane [79-27-6]

4,4'-Dichlorobenzophenone, 100 µg/ml, Ethyl aceta