TCEP, 100 µg/ml, Methanol, 5ml

Ponceau 4RC (E124), certified, 0.1g

(±)-Chlorophacinone-d4 (indanedione-4,5,6,7-d4)

Daily Quality Control Standard (without Internal Standard) 14 Analytes, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% n-Hexane 12 Toluene 9 n-Heptane 20 Eth