Spike Solution #1 Back Catalog number: 59045 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended R414608 Ribitol-1,2,3,4,5-13C5, 5mg Price on request 681043 2,4-DB-2-ethylhexyl ester, 250mg Price on request H945870-25MG 5-(Hydroxymethyl)cytosine, 25mg Price on request