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一、中文品名：食品级焦磷酸二氢二钠；又名酸式焦磷酸钠
二、英文品名：SODIUM ACID PYROPHOSPHATE
二、英文品名：SODIUM ACID PYROPHOSPHATE
三、化学分子式：Na2H2P2O7
四、分子量：221.94
五、CAS：7758-16-9
六、性能：白色单斜晶系结晶细粉末或熔融体，有吸湿性，溶于水，不溶于乙醇。
七、用途：在食品工业中作为快速发酵剂、品质改良剂等，用于面包、糕点等合成膨松剂的酸性成分。与其他磷酸盐复配可用于午餐肉、熟火腿、肉类罐头等肉制品的保水剂，方便面的复水剂等。
八、包装：内衬聚乙烯塑料袋，外套复合塑料编织袋，每袋净重25kg.
九、贮存与运输：本品应密封贮存于干燥通风的仓库中，防止受潮、受热，与有害有毒物品分开存放，运输装卸时应轻装轻放，防止包装破损。
食品级焦磷酸二氢二钠国家标准：
食品级焦磷酸二氢二钠国家标准：
|
质量指标 |
Specification |
GB 1886.328-2021 |
|
焦磷酸二氢二钠(Na2H2P2O7),w/% |
Content(Na2H2P2O7) |
93.0~100.5 |
|
砷( As),mg/kg ≤ |
Arsenic |
3 |
|
氟化物(以F计),mg/kg ≤ |
Fluoride |
50 |
|
重金属(以Pb计),mg/kg ≤ |
Heavy metals (Pb) |
10 |
|
水不溶物,w/% ≤ |
Water Insolubles |
1.0 |
|
铅(Pb),mg/kg ≤ |
Lead |
2 |
|
pH(10g/L 溶液) |
pH Value |
4.0±0.5 |
1、Chemical Name: SODIUM ACID PYROPHOSPHATE
2、Molecular Formula: Na2H2P2O7
3、Molecular Weight: 221.94
4、CAS: 7758-16-9
5、Character: It is white monoclinic system crystalline powder or fused mass. It has accessibility, easily soluble in water, insoluble in ethanol.
6、Usage: In food processing industry, it is used as buffering, swelling agent, chelating agent, stabilizers, emulsifier, and color improver.
7、Packing: It is packed with polyethylene bag as liner and a compound plastic woven bag as the outer layer. The net weight of each bag is 25kg.
8、Storage and Transport: It should be stored in a dry and ventilate warehouse, kept away from moisture and hot. Furthermore, it should be stored separately from poisonous substances, unload with care as to avoid damage to packing.
