1. Sodium formate 97.5% Purity: 97.5% min
Humidity: 0.5 %max
Crystallizing point: 253 C min 2. Sodium formate 97% Purity: 97% min
Humidity: 0.1 %max
Organic substances: 2.5% max
Fe: 15 ppm max 3. Sodium formate 94% purity 94% min
humidity and volatile 0.5 %max
organic substances 6.5% max
NaCl  0.2% max