产品名称:柠檬酸

化学分子式:C6H8O7•H2O
CAS号码:5949-29-1
H.S 编码: 2918140000
包装:25公斤内塑外编双层编织袋,或者根据客户需求提供相应包装。
用途:柠檬酸主要用作酸味剂、增溶剂、缓冲剂、抗氧化剂、除腥脱臭剂、风味增进剂、胶凝剂、调色剂等。此外,柠檬酸还有抑制细菌、护色、改进风味、促进蔗糖转化等作用。柠檬酸还具有螯合作用,能够清除某些有害金属。柠檬酸能够防止因酶催化和金属催化引起的氧化作用,从而阻止速冻水果变色变味。
指标

ITEMS STANDARD RESULTS
Assay
(as C6H8O7•H2O ) %
≥99.5 99.8
Sulphate ppm ≤150 5
Oxalate ppm ≤100 5
Chloride ppm ≤50 5
Heavy Metal(as Pb) ppm ≤5 1
Calcium ppm ≤75  
Iron ppm ≤5 1
Sulphated Ash % ≤0.05 0.2
Moisture % ≤0.2 0.1
Readily Carbonisable Substances Not Darker Than Standard Pass
Lead ppm ≤0.5 0.1
ITEMS STANDARD RESULTS
As ppm ≤1 Pass
Mercury ppm ≤1 0.1
Aluminum ppm ≤0.2 0.2
Barium Pass Pass
Bacteria Endotoxin IU/mg ≤0.5 0.1
Volatile Organic Impurities Pass Pass
Tridodecylamine ≤0.1 0.1
Ultraviolet Absorbance Pass Pass