L-Serine Back Catalog number: 72249 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 56027 Cobalt (Co) Price on request S-4016-ASS-025IO Whole Oil Control Mixture 2 Relative ratios Chiron No. Name CAS No. by weight: 1300.6 Benzene [71-43-2] 1.5 1305.7 3, Price on request 12035.19-5MG 4-ANPP,neat,neat,5mg, Price on request