2,4-DB methyl ester

ICP Mix #2

Descarbamoylneosaxitoxin,29.4 µM,water/HCl,0.5mL,

Thiophene in Toluene Units: 5x1mL ampoule, 1x10mL screw-capped bottle Chiron No. Concentration µgS/g (ppm) Wt.% S-4053-0 Blank 0 S-4053-K 1 000 0.1000 S-4053-2.5K 2 500 0.2500 S-4053-5K