分子量192.12InChIInChI=1/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)/p-3InChIKeyKRKNYBCHXYNGOX-UHFFFAOYSA-N密度1.67 g/cm3 at 20 °C熔点153-159 °C (lit.)沸点248.08°C (rough estimate)闪点100 °C水溶性soluble in Water (1174g/L at 10°C, 1809g/L at 30°C, 3825g/L at 80°C).蒸汽压<0.1 hPa (20 °C)蒸汽密度7.26 (vs air)JECFA Number218溶解度柠檬酸还在15 °C下溶解于** (无水) 乙醇 (76份柠檬酸/100份乙醇) 中。折射率1.493~1.509酸度系数3.14(at 20℃)PH值3.24(1 mM solution);2.62(10 mM solution);2.08(100 mM solution);存储条件2-8°C稳定性稳定。与碱、强氧化剂、还原剂、金属硝酸盐不相容。敏感性Hygroscopic外观砂砾颜色White气味Odorless最大波长(λmax)['λ: 260 nm Amax: 0.20',, 'λ: 280 nm Amax: 0.10']Merck14,2326BRN782061爆炸极限值8%, 65°F