Alkalinity as Calcium Carbonate

3,3'-Dinitrobenzidine, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 6271-79-0

Di-iso-nonyl phthalate (C9-alkyl ester isomer mix, mainly one isomer), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 28553-12-0

2,2',4,4'-Tetrabromo-5-methoxydiphenyl ether, 1.2ml x 50ug/ml, nonane