EPA Method 624 Standard Back Catalog number: 41121 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4580-50-IOX10 Custom PAH Surrogate Standard Mix 10x1mL Each 50µg/mL in isooctane 0978.10: Naphthalene-d8 1524.12: Acenaphthene-d10 1336.12: Acenaphytlene-d8 1530.13: Fluorene-d10 0389.14: Phenanthrene-d10 0390.14: Antracene-d10 1337.16: Fluoranthen Price on request 11618.24-100-ME Spironolactone,100 µg/mL,MeOH,1mL, Price on request L14470000AL Isoproturon, 10µg/mL in Acetonitrile, 10ml Price on request