... crystalline or granular powder.Soluble freely in water.Uses: Sodium has the important effects for maintaining the osmotic pressure ... 2maxReducing substances ,%1.2maxChloride, %0.1maxSulfate, %0.05maxAssay , %98.0minLead, %0.001maxHeavey metals, %0.002maxArsenic, ppm3maxConclusion Compiles with the ... 7 maxChloride, %0.07 maxSulfate, %0.05 maxAssay , %98.0-102.0Lead, %0.001 maxHeavey metals, %0.002 ...