D-Luciferin, Free Acid, 1 G

Used with firefly luciferase in bioluminescence for the determination of ATP.Common Name: 4,5-Dihydro-2-6-hydroxy-2-benzothiazolyl-4-thiazolecarboxylic acidCAS Number: 2591-17-5Molecular Weight: 280.3Chemical Formula: C11H8N2O3S2Solubility: Alkaline solutionsStorage Temperature: -20CStorage Conditions: FreezerAppearance: White to yellow powder Biological Activity Basic, ABS ratio of 385/285 nm: 2.5 Biological Activity Neutral, ABS ratio of 327/268 nm: 2.3 Identification FTIR: Conforms to structure Purity HPLC: 98 %Chiral Purity: 97.0 %Shipping Weight: 0.0399 lbsShipping Dimensions: 1.25 x 1.75 x 1.25Research or further manufacturing use only, not for food or drug use.