Preservatives Product Description Sodium benzoate is mostly white particles, no odor or faint benzoin smell, slightly sweet taste; Soluble in water (room temperature) about 53.0g/100ml, pH is about 8; Sodium benzoate is also an acid preservative. 1. Mainly used as food preservative, but also used in the production of drugs, dyes, etc 2. Used in the pharmaceutical industry and plant genetic...