1. drano
2 sc johnston and son
3 oral- LD50 >5000mg/kg
inhalation- LC50 >10mg/L
dermal- LD50 >5000mg/kg
4 warning keep off of skin and do not inhale, ware gloves and a mask when handling
5 no dangerous reactions known under normal conditions of use
6 6/20/2017
7 cleaning drains