Citric acid [3% wt] Back Catalog number: 92270 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4353-K-5AC ISO 8165-1 Internal Control Stock Solution 1 1 Internal standard, 1000µg/mL in acetone; unit: 1x5mL 2061.6 2,4-Dibromophenol [615-58-7] Price on request 12156.9-100-ME Acetylsalicylic acid-d4 (ring-d4),100 µg/mL,MeOH,1mL, Price on request 3107.12-50-IO 2,2',4,5',6-Pentabromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 59080-39-6 Price on request