EPA Method 552.2 - Surrogate Standard Back Catalog number: 30108 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9530.19-10MG Clomipramine hydrochloride, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 303-49-1 Price on request 50224 Calcium Chloride Solution (CaCl2) Price on request 0208.26-10MG Dibenzo[a,j]tetracene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 227-04-3 Price on request