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一水柠檬酸 (E330)

IUPAC 名称: 2-hydroxypropane-1,2,3-tricarboxylic acid
分子公式: C6H8O7
分子量 (g/mol): 192.1200
inchiKey: KRKNYBCHXYNGOX-UHFFFAOYSA-N
inChi: InChI=1S/C6H8O7/c7-3(8)1-6(13,5(11)12)2-4(9)10/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12)
同义词和商品名称: citric acid; 77-92-9; 2-hydroxypropane-1,2,3-tricarboxylic acid; Citric acid, anhydrous; Aciletten; Anhydrous citric acid; Citro; Citretten; Citric acid anhydrous; Chemfill; Hydrocerol A; 1,2,3-Propanetricarboxylic acid, 2-hydroxy-; 2-hydroxy-1,2,3-propanetricarboxylic acid; Kyselina citronova; 2-Hydroxytricarballylic acid; beta-Hydroxytricarballylic acid; 3-Carboxy-3-hydroxypentane-1,5-dioic acid; FEMA No. 2306; FEMA Number 2306; Citric acid,anhydrous

物理形态: 粉末
外观/颜色: Colorless, translucent crystals or powder
气味: Odorless
熔点 (°C): 153.0000
沸点 (°C): Decomposes (NTP, 1992)
密度 (g/cm³): 1.5400
在水中的溶解度: Solubility in water, g/100ml at 20 °C: 59
信号词: 警告
GHS 危险等级: Serious eye damage/eye irritation, Specific target organ toxicity, single exposure; Respiratory tract irritation, Skin corrosion/irritation
H 声明: H315, H319, H335
P 语句: P261
存储条件: Crystalline citric acid, anhydrous, can be stored in dry form without difficulty, although conditions of high humidity and elevated temperatures should be avoided to prevent caking. Storage should be in tight containers to prevent exposure to moist air. Several granulations are commercially available with the larger particle sizes having less tendency toward caking.
行业用法标签: Flavoring and nutrient

柠檬酸一水合物柠檬酸是源自柑橘类水果的有机酸的水合形式，因其作为安全防腐剂和增味剂的作用而广受重视。在食品行业，它平衡软饮料、糖果和乳制品的酸度，通过抗菌作用延长保质期，并改善烘焙食品和调味品的风味特征。它还有助于稳定加工食品免受腐坏和氧化的影响