PCB Calibration Solution, 100µg/ml in Acetone, 1ml Back Catalog number: C-CCSEC-R Availability: In the manufacturer's stock Price on request - + Recommended 72813 Galaxolide, 1000µg/ml in MeOH, 1ml (in 50% diethyl phthalate) Price on request 53139 EPA 1620 Standard 1 Price on request D0801 3-(4,5-Dimethyl-2-thiazolyl)-2,5-diphenyltetrazolium Bromide, >98%, 1g Price on request