ASTM D-2887 Column Test Standard Back Catalog number: 51051 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MBP-170 2,2',3,3',4,4',5-Heptachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane Price on request 74085 Guanylurea, 1000µg/ml in Water, 1ml Price on request F421000 Fluconazole, 50mg Price on request