磷酸氢钙(二水)

2016/6/12 阅读次数:8974
磷酸氢钙(二水)分子式:二水物CaHPO4·2H2O
磷酸氢钙(二水)分子量:二水物172.09
磷酸氢钙(二水)性 能:白色单斜结晶粉末,无臭无味,溶于稀盐酸、硝酸、醋酸、微溶于水,不溶于乙醇。相对密度为2.32。空气中稳定。75℃开始失水生成无水磷酸氢钙。
磷酸氢钙(二水)用 途:食品工业中作疏松剂。面团改良剂、缓冲剂、营养增补剂、乳化剂、稳定剂等。如作面粉、蛋糕、糕点、焙制品的膨松剂,复配型面包改质剂,油炸食品改质剂。亦用于饼干、奶粉、冷饮、冰淇淋粉。作营养增补剂或品质改良剂.
磷酸氢钙(二水)包 装:外袋为编织袋或牛皮纸袋,内衬聚乙烯塑料袋,每袋净重25kg。





指标名称 Name of index   FCC-V E 341 (ii) USP-30
外观 Description   White crystal or granular, granular powder or powder  
含量 Assay % 97.0-105.0 98.0--102.0(200℃, 3h) 98.0-100.5
P2O5含量(无水物) P2O5 Content(Anhydrous basis) % -- 50.0--52.5 --
鉴别试验 Identification   Pass test Pass test Pass test
溶解测试 Solubility tests   -- Sparingly soluble in water. Insoluble in ethanol --
氟化物 Fluoride, ≤mg/kg 50 50(expressed as fluorine) 50
灼烧失重 Loss on ignition, (After ignition at 800℃±25℃ for 30minutes) % 7.0-8.5 (Anhydrous) 24.5-26.5 (Dihydrate) ≤8.5 (Anhydrous) ≤26.5 (Dihydrate) 6.6-8.5 (Anhydrous) 24.5-26.5 (Dihydrate)
碳酸盐 Carbonate   -- -- Pass test
Chloride ≤% -- -- 0.25
硫酸盐 Sulphate ≤% -- -- 0.5
Arsenic ≤mg/kg 3 1 3
Barium   -- -- Pass test
重金属 Heavy metals ≤mg/kg -- -- 30
酸不溶物 Acid-insoluble substance ≤% -- -- 0.2
有机挥发杂质 Organic volatile impurities   -- -- Pass test
Lead ≤mg/kg 2 1 --
Cadmium ≤mg/kg -- 1 --
Mercury ≤mg/kg -- 1 --
Aluminium   -- Not more than 100 mg/kg for the anhydrous form and not more than 80 mg/kg for the dihydrated form (only if added to food for infants and young children) Not more than 600 mg/kg for the anhydrous form and not more than 500 mg/kg for the dihydrated form (for all uses except food for infants and young children). This applies until 31 March 2015. Not more than 200 mg/kg for the anhydrous form and the dihydrated form (for all uses except food for infants and young children). This applies from 1 April 2015. --

     磷酸氢钙(二水)磷酸氢钙(二水)磷酸氢钙(二水)


树人科创食品添加剂

树人科创食品添加剂

树人科创食品添加剂

树人科创食品添加剂

树人科创食品添加剂




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