1、Chemical Name: Potassium Citrate
2、Molecular Formula: K3C6H5O7·H2O ; K3C6H5O7
3、Molecular Weight: Monohydrate:324.41 ; Anhydrous:306.40
4、CAS: Monohydrate:6100-05-6 ; Anhydrous:866-84-2
5、Character: It is transparent crystal or white coarse powder, odorless and tastes salty and cool. Relative density is 1.98. It’s easily deliquescent in air, soluble in water and glycerin, almost insoluble in ethanol.
6、Usage: In food processing industry, it is used as buffer, chelate agent, stabilizer, antioxidant, emulsifier and flavoring. It can be used in dairy product,jelly, jam, meat and tinned pastry. It also can be used as emulsifier in cheese and antistaling agent in oranges, and so on. In pharmaceutical, it is used for hypokalemia, potassium depletion and alkalization of urine.
7、Packing: It is packed with polyethylene bag as inner layer, and a compound plastic woven bag as outer layer. The net weight of each bag is 25kg.
8、Storage and Transport：It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.
| 质量指标 | Specification | GB1886.74--2015 | FCC VII |
| 含量（以干基计），w/% | Content(On Dry Basis),w/% | 99.0-100.5 | 99.0-100.5 |
| 透光率，w/% ≥ | Light Transmittance,w/% ≥ | 95.0 | ———— |
| 氯化物（Cl），w/% ≤ | Chlorides(Cl), w/% ≤ | 0.005 | ———— |
| 硫酸盐 ，w/% ≤ | Sulfates,w/% ≤ | 0.015 | ———— |
| 草酸盐 ，w/% ≤ | Oxalates,w/% ≤ | 0.03 | ———— |
| 总砷（As），mg/kg ≤ | Total Arsenic(As),mg/kg ≤ | 1.0 | ———— |
| 铅（Pb），mg/kg ≤ | Lead(Pb),mg/kg ≤ | 2.0 | 2.0 |
| 碱度 | Alkalinity | 通过试验 | Pass Test |
| 干燥减量，w/% | Loss on Drying ,w/% | 3.0-6.0 | 3.0-6.0 |
| 易碳化物 ≤ | Easily Carbonize Substances ≤ | 1.0 | ———— |
| 水不溶物 | Insoluble Substances | 通过试验 | ———— |
| 钙盐，w/% ≤ | Calcium Salt,w/% ≤ | 0.02 | ———— |
| 铁盐，mg/kg ≤ | Ferric Salt,mg/kg ≤ | 5.0 | ———— |
| 干燥温度为180℃±2℃，干燥至恒重。 | |||
