... 2g/100ml in water,slight methanol soluble in ethanal ,insoluble in most organic solvents.Dense solution is stable,but unstable ... metal salt condition.Water solution is corrosive to brass,copper and zinc...Application:.Metham-sodium is a new type ... ,root rot and weed seed in soil...Specification for Metham-sodium 500g/l SL.. ItemIndexAppearanceBrown liquidActivity ingredient , ≥500g/LInsoluble ...