... specifications as follows: Specification: Sodium formate, wt.% 92 min. Organic impurity, wt.%, 1.5 max. ... . Appearance: White Crystalline PowderSodium formate, wt.%: 95 min. Organic impurity, wt.%: 2 max. Chloride, wt.%: 1 max.Moisture, ... wt.%: 2 max. Fe, wt.%: 0.05 max ... 97 min. Organic impurity, wt.%: 2 max. Chloride, wt.%: 1 max.Moisture, wt.%: 2 max. Fe, wt.%: 0. ...