LC Caffeine Standards Kit, 6 x 10ml Back Catalog number: LCS-4045 Availability: In the manufacturer's stock Price on request - + Recommended MDBDPE 1,2-Bis(pentabromophenyl)ethane [13C14], 1.2ml x 25ug/ml, toluene Price on request 1712.12-100-IO 4-Fluorobiphenyl Price on request 96550 Methaqualone-D4 Price on request