EPA Method 551.1 Surrogate Standard

Standard Solution for TLC, ISO 12228 2 Analytes, each concentration as listed in acetone; unit: 1x1mL 2900.27 Cholesterol 1mg/mL 1583.30 Betulin 5mg/mL Silylating agent 3916.8-1ML N-methyl-N-(trimethylsilyl)-heptafluorobutyramide (M

(1S,2R,3S,4R)-rel-1,2,3,4-Tetrahydro-1,2,3,4-chrysenetetrol , , Solvent-, Unit , # of units-, Cas.no. 127592-29-4

0.020 N Sodium Hydroxide