QC Standard 4

Tetraethylammonium bromide, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 71-91-0

Pentabromobenzylbromide,neat in sealed ampoulle,neat insealed ampoulle,100mg in sealed ampoule,

EPA Method 552,552.1,552.2 Internal Std