WS Disinfection By-Products - Cal Check 1

Guanylurea-HCl, 100µg/ml in MeOH, 5ml

1,2,4-Butanetriol, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 3068-00-6

alpha-Amyrine, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 638-95-9