Soluble Saccharin
Overview
Soluble Saccharin, chemically known as sodium saccharin, is one of the oldest artificial sweeteners, discovered in 1879. It is derived from benzoic sulfimide and is valued for its intense sweetness and stability under various processing conditions. Unlike natural sugars, it contributes no calories, making it a popular choice for low-calorie and diabetic-friendly products. Industrially, it is produced through the oxidation of toluene or methyl anthranilate, followed by neutralization with sodium hydroxide. Its solubility in water and resistance to heat degradation allow it to be used in baked goods, canned foods, and beverages. Regulatory bodies like the FDA and EFSA approve its use within specified limits.
Physical and Chemical Properties
Soluble Saccharin appears as a white, odorless crystalline powder with a molecular weight of 205.17 g/mol. It decomposes at 226-230°C without melting, making it suitable for high-temperature applications like baking. Its solubility in water (1 g/1.5 mL) far exceeds that in ethanol, ensuring easy incorporation into aqueous formulations. The compound is chemically inert under normal conditions but may react with strong oxidizing agents. Its sweetness intensity is 300-500 times that of sucrose, with a slight metallic aftertaste at high concentrations. Stability in acidic and alkaline environments (pH 2-7) allows its use in carbonated drinks and fermented products.
Main Applications
The primary use of Soluble Saccharin is as a sugar substitute in low-calorie foods, beverages, and tabletop sweeteners. It is commonly found in diet sodas, sugar-free candies, and chewable vitamins. In pharmaceuticals, it masks the bitter taste of drugs in syrups and chewable tablets. Beyond food and pharma, it serves as a sweetening agent in cosmetics like toothpaste and mouthwash. Industrial applications include electroplating baths, where it acts as a brightening agent. Its cost-effectiveness and long shelf life make it a preferred choice for bulk buyers in these sectors.
Safety and Storage
Soluble Saccharin is classified as GRAS by the FDA when used within the Acceptable Daily Intake (ADI) of 5 mg/kg body weight. Potential side effects like bitterness or allergic reactions are rare and dose-dependent. Proper storage in sealed containers away from moisture ensures stability, as hygroscopicity may lead to clumping. Safety data sheets (SDS) recommend using personal protective equipment (PPE) like gloves and masks during handling to avoid inhalation or skin contact. Disposal should follow local regulations for organic salts. Bulk storage requires dry, well-ventilated areas with temperatures below 25°C.
B2B Procurement Guide
When procuring Soluble Saccharin, prioritize suppliers who provide certificates of analysis (CoA) confirming purity (≥99%) and compliance with food-grade standards like USP or FCC. Bulk pricing typically ranges between $10-$20/kg, with discounts for orders exceeding 1 ton. Key procurement considerations include lead time (commonly 2-4 weeks for international shipments), packaging options (25 kg bags or custom sizes), and incoterms (e.g., FOB, CIF). Verify the supplier’s adherence to Good Manufacturing Practices (GMP) and request samples for quality testing before large-scale orders. Domestic suppliers in China and India often offer competitive rates.
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