Propyl Paraben Sodium 1. Basic Information Product Name: Propyl paraben sodium CAS Registry No.: 35285-69-9 Molecular Formula: C10H11O3Na Molecular Weight: 202.2 Structural Formula: Synonyms: Sodium Propyl 4-hydroxybenaote; sodium propyl hydroxybenzoate; Propyl paraben sodium 2. Physical Property Propyl paraben sodium is a non-toxic, odorless, non-irritating, non-allergic white crystalline powder, easily soluble in water. 3. Technical Specification Item Index BP/USP/Q/SH 019-2015 Appearance White crystalline powder Identification test Qualified Solubility Qualified Solution clarity Clear Content (dry basis)% 98.5-101.5 pH (0.1% aqueous solution) 9.5-10.5 Sulfate â?¤ 300 ppm Related substances Qualified Chloride ppm 350 Organic volatile impurities Qualified Moisture % â?¤ 5.0 Heavy metal (Pb) ppm 10 Arsenic (AS)% â?¤ ppm 2 4. Packing Standard packaging includes the following: 25kg per drum, 25kg/carton Other package sizes are available upon request. 5. Storage Store in a well-ventilated, cool, dry area, out of direct sunlight. Keep containers tightly closed when not in use. 6. Period of validity 24 months 7. Application This product is widely used in pharmaceutical, food, cosmetics, feed, manufactured goods for daily use, and other industries