1,5-Dihydroxy-1,5-pentanedisulfonic acid, dipotassium salt 1,5-Pentanedisulfonic acid, 1,5-dihydroxy-, dipotassium salt 68310-08-7 Dipotassium 1,5-dihydroxypentane-1,5-disulphonate EINECS 269-696-3