Quick view View Item Absolute Standards Caffeine Blind/External PT in Water SKU: 38696-EX Now: $277.78 Was: Was: Caffeine Blind/External PT Specs Part Number 38696 Solvent in water Concentration Varied ug/mL Amount 2 mL AnalyteCAS No.Concentration Caffeine 58-08-2 25-1250 µg/mL SKU: 38696-EX Weight: 0.01 LBS View Item Now: $277.78 Was: Was: Choose Options Compare Quick view Qty in Cart: 0 Price: Now: $277.78 Was: Was: Subtotal: Choose Options