Overview
Potassium octanoate, commonly referred to as food-grade potassium caprylate, is a potassium salt derived from octanoic acid. It is widely utilized in the food industry due to its antifungal and preservative properties. This compound is particularly effective in inhibiting the growth of mold and yeast, making it a valuable additive in baked goods, dairy products, and other perishable items. As a food-grade chemical, potassium octanoate is subject to strict regulatory standards to ensure its safety for human consumption. It is generally recognized as safe (GRAS) by food safety authorities, provided it is used within recommended limits. Its efficacy and safety profile have made it a preferred choice for manufacturers seeking natural preservatives.
Physical and Chemical Properties
Potassium octanoate appears as a white to off-white crystalline powder with a molecular weight of 182.3 g/mol. It is soluble in water and slightly soluble in ethanol, which facilitates its incorporation into various food matrices. The compound decomposes at approximately 250°C, making it stable under typical food processing conditions. One of the key properties of potassium octanoate is its antifungal activity, which stems from its ability to disrupt microbial cell membranes. This mechanism of action is particularly effective against molds and yeasts, common spoilage organisms in food products. Its solubility in water also allows for easy application in liquid-based food systems.
Main Applications
The primary application of potassium octanoate is as a food preservative and antifungal agent. It is commonly used in baked goods, such as bread and cakes, to extend shelf life by preventing mold growth. Dairy products, including cheese and yogurt, also benefit from its preservative properties. Beyond the food industry, potassium octanoate finds use in pharmaceuticals and personal care products as a mild preservative. Its safety profile makes it suitable for products that come into contact with skin or mucous membranes. In agriculture, it is occasionally employed as a fungicide for post-harvest treatment of fruits and vegetables.
Safety and Storage
Potassium octanoate is generally recognized as safe for food use when employed within established guidelines. However, as with any chemical, proper handling procedures should be followed to minimize exposure. This includes wearing protective equipment such as gloves and goggles when handling the powder form. Storage recommendations include keeping the compound in a cool, dry place away from moisture and direct sunlight. Properly sealed containers are essential to maintain product integrity. While it is stable under normal conditions, prolonged exposure to high temperatures or humidity may degrade its effectiveness.
B2B Procurement Guide
When procuring food-grade potassium octanoate, buyers should prioritize suppliers who can provide certification of food-grade purity and compliance with relevant food safety regulations. Documentation should include certificates of analysis (CoA) and material safety data sheets (MSDS). Price considerations should account for purity levels, with food-grade typically commanding a premium over technical-grade material. Bulk purchases may offer cost advantages, but storage capacity and shelf life should be evaluated. Lead times can vary depending on supplier location and production schedules, so advance planning is recommended for consistent supply chain management.
Related Manufacturers
- 主营：生物活性玻璃、烟酰胺、王浆酸、辛酸钾、赖氨酸、锆氟酸、氢化镁
- 主营：鲁西辛醇、丙烯酸、丙烯酸异冰片酯、环氧氯丙烷、二乙二醇、二乙二醇甲乙醚、二甲基亚砜、环己胺、N-甲基吡咯烷酮、二氯甲烷、乙二醇二甲醚、丙二醇甲醚醋酸酯、二氯乙烷、苯乙烯、丙烯酸丁酯、甲基丙烯酸、丙烯酸羟乙酯、丙烯酸异辛酯、1.2丙二醇、二辛酯、溶剂油、衣康酸、甲基丙烯酸甲酯、正丁醇
- 主营：三元酸、二聚酸、太古油、异辛酸钾、三乙醇胺、三乙醇胺油酸皂、油酸、三乙醇胺硼酸酯、十八胺、石油磺酸钠、石油磺酸钡、环烷酸、十二胺、工业级妥尔油、单油酸酯聚氧乙、妥尔油脂肪酸、聚醚胺、司盘80、吐温80、杀菌剂
- 主营：干燥设备、烘干设备、鸡精干燥机、异辛酸钾喷雾干燥机、燃气热风炉、硫铵干燥机、闪蒸干燥机、干燥机定制、流化床干燥机、过硫酸铵干燥机、猫砂烘干机设备
- 主营：中间体、抗氧剂、甘露糖醇、异辛酸钾、微量元素、光敏塑料、绿色农药、磷酸二氢铝、表面活性剂、组织改进剂、间苯二甲胺、工业级甲酸钙、工业级二甘醇、聚醋酸乙烯酯、紫外线吸收剂、n-辛基吡咯烷酮、活性剂耐火材料、纺织助剂增塑剂
- 主营：稀释剂、虫胶片、脱漆剂、工业级异辛酸钾、蒙脱石、脱霉剂、漂白剂、石灰氮、粘合剂、除锈剂、清洗剂、活性染料、二氯丙烷、二氯甲烷、土壤杀菌、氟硅酸钠、环保溶剂、酚醛树脂、硝酸铁、氯化钡、硫酸氢钠、甲酸、三氯化铝、二氯乙烷、二氯异氰尿酸钠、固体次氯酸钠
- 主营：离子液体、5-二甲基吡唑、咪唑、异辛酸钾、催化剂、阻燃剂、正丁醇锆、四氟硼酸锂、香兰基丁醚、氟化物、全氟辛基三甲氧基硅烷、丙酮肟、双酚E型氰酸酯、叔丁基乙烯基醚、钯碳催化剂、钛硅分子筛、硫酸烟酰苯胺、丙酮缩氨基硫脲
- 主营：杀菌剂、硫酸铜、氟化钠、异辛酸钾、硫酸铵、二甲苯、航空煤油、氯乙酸、黄血盐钠、硫酸锌、二月桂酸二丁基锡、苯甲酸、乙二醇、叔丁醇、辛酸亚锡、己二酸二酰肼、二茂铁、多聚磷酸、多聚甲醛、乙醇、DMF、聚磷酸铵、甲醇、硝酸异辛酯、黄血盐钾
- 主营：5-三甲基己醛、正癸酸、樊多B醛、辛酸钾、聚乙二醇甲醚甲基丙烯酸酯、山梨醇缩水甘油醚、聚苯胺、磷脂酸铵盐、谷胱甘肽、二氧化钒、三羟甲基氨基甲烷盐酸盐、3二羟基萘、二苯酮、庚酰氯、菲尼酮、茶香醇、苹果酸、菠萝醚
- 主营：异辛醇、乳化剂、乙烯醚、异辛酸钾、醚羧酸、脂肪醇、分散剂、染色助剂、聚乙二醇、异构醇醚、泊洛沙姆、椰油酰胺、基羟乙基、烷基糖苷、特辛基酚、聚氧乙烯、嵌段聚醚、单油酸酯、异构十三醇、丙烯磺酸钠、氢化蓖麻油、丙烯酰胺基、醇醚葡糖苷、低泡渗透剂、甲酯乙氧基、癸基葡糖苷
- 主营：架桥剂、YW100 锂萃取剂、端羧基液体丁腈橡胶、异辛酸钾、10-羟基癸酸、苯乙烯磷酸、肉豆蔻酸镁、硬脂酸钴、全氟三丁胺、乙烯基磷酸二乙酯、磷酸锰铁锂、β-磷酸三钙、十一烯酸、钨酸铝、1-乙炔基环已醇、间二异丙苯、锂硅合金、溴甲酚绿、生物活性玻璃、溴代海因树脂颗粒、红铝、龙涎酮、原丁酸三甲酯
- 主营：全氟三丁胺、二苄叉山梨醇、六氟丙烯二聚体、异辛酸钾、六氟环氧丙烷二聚体、异丙醇铝、纳米勃姆石、二异戊基硫醚、隐色结晶紫、邻菲罗啉
- 主营：叔碳酸、十八醛、溶菌酶、异辛酸钾、海藻糖、癸二醇、氨基丙基、氢路噻嗪、邻苯二甲、乙基碳二、羟基癸酸、正十七烷、谷胱甘肽、烷二甲醇、松果体素、vc磷酸酯镁、2-甲基丁醛、朱栾倍半萜、丁烷四乙酸、表面活性剂、癸烷撑二醇、缩水甘油邻、10-羟基羊蜡酸、氢氯噻嗪杂质、盐酸邻菲罗啉、壳聚糖季铵盐
- 主营：有机原料、中间体、香精香料、催化剂、有机硅、表面活性剂
- 主营：杜仲素、对位酯、丙烯酸酯、异辛酸钾、二氧化硫脲、乙基麦芽酚、饲料添加剂、油酸基硬脂酸、二苯基硅二醇
- 主营：异辛酸钾、高铁酸钾