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Betway手机网页版
地址:江苏省连云港市灌云经济开发区纬二路
电话:0518-85115127
传真:0518-85110537
联系人:李经理 18762572559
邮箱:sales2559@jskolod.com
网址:www.www.itauforex.com
磷酸氢二钾DIPOTASSIUM PHOSPHATE
一、化学名:磷酸氢二钾
二、分子式:K2HPO4,K2HPO4· 3H2O
三、分子量:无水物:174.18;三水物:228.18
四、CAS:无水物:7758-11-4;三水物:16788-57-1
五、性状:无色或白色正方晶体粉末或颗粒,易潮解,呈碱性,不溶于乙醇,1﹪水溶液的PH值约为9。
六、用途:在食品工业中作缓冲剂、螯合剂、酵母食料、乳化盐、抗氧化增效剂。
七、包装:内衬聚乙烯塑料袋,外套复合塑料编织袋包装,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 |
GB 25561-2010 |
FCC VII |
||
含量(干基计),w% ≥ |
Content(Dry Basis),w% ≥ |
98 |
98 |
||
砷(As),mg/kg≤ |
Arsenic(As),mg/Kg≤ |
3 |
3 |
||
氟化物(以F计),mg/kg≤ |
Fluoride,mg/Kg≤ |
10 |
10 |
||
重金属(以Pb计),mg/kg≤ |
Heavy Metals (Pb),mg/Kg≤ |
10 |
|||
水不溶物,w% ≤ |
0.2 |
0.2 |
|||
铅(Pb),mg/kg≤ |
Lead (Pb),mg/Kg≤ |
2 |
2 |
||
干燥减量,w% |
无水物≤ |
Loss on drying,w% |
Anhydrous ≤ |
2.0 |
2.0 |
三水物 |
Trihydrate |
20.0-30.0 |
———— |
||
pH Value (10g/L) |
9.0±0.4 |
———— |
1. Chemical Name:Dipotassium Phosphate
2. Molecular Formula:K2HPO4,K2HPO4· 3H2O
3. Molecular Weight:Anhydrous: 174.18; Trihydrate: 228.18
4. CAS:Anhydrous: 7758-11-4; Trihydrate: 16788-57-1
5. Character:It’s colorless or white square crystal granule or powder, easily deliquescent, alkaline, insoluble in ethanol. pH value is about 9 in 1% aqueous solution.
6.Usage:In food industry, it is used as buffering agent, chelating agent, yeast food, emulsifying salt, synergistic agent of anti-oxidation.
7. Packing:It is packed with a polyethylene bag as the inner layer, and a compound plastic woven bag as outer layer. The net weight of each bag is 25kg.
8. Storage & Transportation: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.