Methyl Paraben Sodium 1. Basic Information INCI Adopted Name: Methyl paraben sodium CAS Registry No.: 5026-62-0 Molecular Formula: C8H7O3Na Molecular Weight: 174.13 Structural Formula: Synonyms: 4-hydroxybenzoic acid methyl ester sodium salt; methyl p-hydroxybenzoate sodium salt; sodium methyl paraben 2. Physical Property Methyl 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 /GB 30601-2014 Appearance White crystalline powder Clarity and color of solution The solution is clear Content (dry basis)% 98.5-101.5 pH 9.5-10.5 Sulfate â?¤ 300 ppm Related substances PHBAâ?¤4.0%, other single impuritiesâ?¤0.5%, Total other single impuritiesâ?¤1.0% Chloride %â?¤ 0.035 Organic volatile impurities Qualified Moisture % â?¤ 5.0 Heavy metal ppm â?¤ 10 3. Packing Standard packaging includes the following: 25kg per drum, 25kg/carton Other package sizes are available upon request. 4. Storage Store in a well-ventilated, cool, dry area, out of direct sunlight. Keep containers tightly closed when not in use. 5. Period of validity 24 months 6. Application This product is widely used in pharmaceutical, food, cosmetics, feed, manufactured goods for daily use, and other industries