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Test item 测试名称:  citric acid monohydrate for use in foodstuffs 食品添加剂一水化合物
 
Test info 测试内容:
Test item
Standard Test reference  Sample Size Time cost (Business days) 
Colour and apperance White or colourless, crystalline solid Citric Acid（INS No. 330）-JECFA 300g 12 working days
Odour Odourless
Taste Sour, without excess taste
Structure Dry, crystalline solid; effloresces in dry air
Mechanical impurities Not allowed
Identification test
Solubility Passes test OF FOOD ADDITIVE
Test for citrate Passes test SPECIFICATIONS-JECFA Volume 4
Assay(С6Н807 ■ Н20), %,  99,5-100,5 　
Water content, %, Karl Fischer Method 7,5-8,8 　
Sulfated ash, % not more than 0,05 　
Sulfates, % not more than 0,015 　
Oxalate, % not more than 0,01 　
Test for ferrocyanide Passes test method provided by client
Test on readily carbonizable substances****  Passes test COMBINED COMPENDIUM
OF FOOD ADDITIVE
SPECIFICATIONS-JECFA Volume 4
Test on iron***** Passes test 　
Lead, mg/kg not more than0,5 COMBINED COMPENDIUM
OF FOOD ADDITIVE
Arsenic, mg/kg not more than0,7 SPECIFICATIONS-JECFA Volume 4
 
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