厂商 :江苏科伦多食品配料有限公司
江苏 连云港- 主营产品:
- 甲酸钾
- 醋酸钾
- 柠檬酸钾
江苏科伦多食品配料有限公司厂价直销食品酸式焦磷酸钠,焦磷酸二氢二钠
销售热线18861332609. qq2170336619
酸式焦磷酸钠 SODIUM ACID PYROPHOSPHATE
一、化学名:焦磷酸二氢二钠,酸式焦磷酸钠
二、分子式:Na2H2P2O7
三、分子量:221.94
四、CAS:7758-16-9
五、性状:白色结晶性粉末,相对密度1.862。易溶于水,水溶液呈碱性。不溶于乙醇。可与Fe2+, Mg2+形成螯合物。
六、用途:在食品工业中作缓冲剂、膨松剂、螯合剂、稳定剂、乳化剂、色泽改进剂。
七、包装:内衬聚乙烯塑料袋,外套复合塑料编织袋,每袋净重25kg。
八、贮存与运输:本品应贮存在干燥通风清洁的库房中,装载运输时要轻装轻放,防止包装破损,防止受潮、受热,运输过程中防止雨淋受潮,应与有毒物品隔离。
质量指标 |
Specification |
GB25557-2010 |
FCC VII |
焦磷酸二氢二钠(Na2H2P2O7),w/% |
Assay(Na2H2P2O7),w/% |
93.0-100.5 |
93.0-100.5 |
砷( As),mg/kg ≤ |
Arsenic(As),mg/kg ≤ |
3 |
3 |
氟化物(以F计),mg/kg ≤ |
Fluoride(F),mg/kg ≤ |
50 |
50 |
重金属(以Pb计),mg/kg ≤ |
Heavy Metals (Pb),mg/kg ≤ |
10 |
———— |
水不溶物,w/% ≤ |
Insoluble Substances , w/% ≤ |
1.0 |
1.0 |
铅(Pb),mg/kg ≤ |
Lead(Pb),mg/kg ≤ |
2 |
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 crystalline powder. Relative density is 1.862. It’s soluble in water, insoluble in ethanol. Aqueous solution is alkaline. It reacts with Fe2+ and Mg2+ to form chelates.
6、Usage: In food industry, it is used as buffering agent, swelling agent, chelating agent, stabilizer, emulsifier and color improver.
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.