one、 General State
Molecular formula:CsixHeightOseven·HtwoO，Molecular weight:twoone0.one4 nature状： 无色、无臭、半透明的斜方结晶或白色结晶naturePowderend。有强酸味、带水果味，stay潮湿的空气中微有潮解nature。易溶于水(一水物two09g/one00ml,twofive℃； Anhydrous matterfive9.twog/one00ml，two0℃；one% 溶液pH值为two.3one)及酒精。柠檬酸结晶中含有一个分子水，stay干燥空气中风化，stay潮湿空气中潮解。比重one.five4two(一水物)至one.sixseven(无水物)，熔点one3five℃(I) water and onefive3℃(no water). Natural products exist in citrus fruits such as lemon。
IITechnical indicators(implement national standards)GBone9eightseven-two00seven）
finger Subject name | Citric acid monohydrate | Anhydrous citric acid (attached) |
content % | 99.five-one00.five | 99.five-one00.five |
water content % | seven.five-9.0 | ≤0.five |
Sulfate（SO4） % ≤ | zero point zero one five | zero point zero one |
Chloride（Cl） % ≤ | zero point zero five | zero point zero five |
calcium（Ca） % ≤ | 0.0two | 0.0two |
iron （Fe） PPM ≤ | five | five |
arsenic （As） PPM ≤ | one | one |
lead （Pb）PPM ≤ | 0.five | 0.five |
Water insoluble matter | The filtering time shall not exceedonemin，滤膜基本不变色，可目视颗粒不超过3点。 | The filtering time shall not exceedonemin，滤膜基本不变色，可目视颗粒不超过3点。 |
3、 Use Way:
It is mainly used in food and beverage industry as sour agent, seasoning agent, preservative and preservative。It is also used as antioxidant, plasticizer and detergent in chemical industry, cosmetics industry and washing industry.
4、 Packaging and storage:
Citric acid monohydrate拥有twofivekgBaggedone000kgBag tray packagingfive00—one000kgBags and other packaging specifications.
stayStore in a dry and cool place away from light and sealed.
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