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曲酸

 
 
單價 面議對比
詢價 暫無
發貨 湖北武漢市付款后3天內
庫存 4000KG起訂1KG
品牌 南箭
過期 長期有效
更新 2015-03-02 17:27
 

湖北遠成藥業有限公司(武漢)

企業會員第14年
資料未認證
保證金未繳納
詳細說明

產品名稱:鞠酸/曲酸   
英文名: Kojic acid   
別名: 5-羥基-2-羥甲基-4-吡喃酮 
曲酸化學結構式:5-羥基-2-羥甲基-4-哌 
分子式: C6H6O4   
分子量: 142.11   
CAS 登錄號: 501-30-4   
含量: ≥ 99.0%   
特性: 白色針狀晶體或粉末   
毒 性:LD50: 2500-3500mg/Kg
質量指標  
外觀: 類白色針狀晶體或粉末   
熔點: 152~156℃   
含量: ≥99.0%   
干燥失重: <0.5%   
灼燒殘余物: <O.5%   
鐵含量: <10ppm   
重金屬: <3ppm   
砷含量: <1ppm   
氯化物含量: <50ppm   
細菌總數: 一般菌<300 CPU 真菌<100 CPU
曲酸,化學名稱為5-羥基-2-羥甲基-1,4-吡喃酮,存在于醬油、豆瓣醬、酒類的釀造中,在許多以曲霉發酵的發酵產品中都可以檢測到曲酸的存在
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