一、化学名:磷酸氢钙
二、分子式:cahpo4·(0,2)h2o
分子式:cahpo4·2h2o
三、分子量:二水物:208.09
四、cas:无水物:7757-93-9;二水物:7789-77-7
五、性能:白色单斜结晶粉末,无臭无味,溶于稀盐酸、硝酸、微溶于水,不溶于乙醇。相对密度为2.32,与空气中稳定,75℃开始失水生成磷酸氢钙。
六、用途:在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、烘焙制品的膨松剂,复配型面包改质剂,油炸食品改良剂。亦用于饼干、奶粉、冷饮、冰激凌粉,作为营养增补剂或品质改良剂。
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25千克。
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。
质量指标
specification
gb1889-2004
fcc,
1997
含量(cahpo4·2h2o),w/%
content(as
cahpo4·2h2o )
98.0-103.0
97.0-105.0
砷(as), ≤
arsenic
0.0002
0.0003
铅(pb),mg/kg ≤
pb
0.0005
0.0002
氟化物(以f计),mg/kg ≤
fluoride(as f)
0.005
0.005
重金属(以p b计),mg/kg
≤
heavy metals(as p b)
0.001
0.0015
灼烧失量,w/%
无水物
loss
on ignition
-------
7.0-8.5(anhydrous)
二水物
24.5-26.5
24.5-26.5(dihydrate)
盐酸不溶物,w/% ≤
hydrochloric
acid insoluble
0.05
--
质量指标
specification
gb1889-92
外观
appearance
白色粉末white powder
含量
content(as ca)
98.0﹪-103.0﹪
砷
arsenic
≤0.0002﹪
氟化物(以f计)
fluoride(as f)
≤0.005﹪
重金属(以pb计)
heavy
metals(as pb)
≤0.001﹪
灼烧失重
weight
loss on ignition
24.5﹪-26.5﹪
盐酸不溶物
hydrochloric acid insoluble
≤0.05﹪
1.chemical name: dicalcium phosphate
2.molecular formula : cahpo4'(0-2)h2o
3.molecular weight: anhydrous: 172.09;dihydrate: 208.09
4.cas:anhydrous :7757-93-9;dihydrate :7789-77-7
5.character: it is white monoclinic crystalline powder, odorless; soluble
in dilute hydrochloric acid, nitric acid and acetum, slightly soluble in water;
insoluble in ethanol. stabilizing in air. relative density is 2.32.
6.usage: in food industry, it is used as leavening agent ,dough modifier
,buffering agent, nutritional supplement, emulsifier, stabilizing agent.
7.packing: it is packed with polyethylene bag as inner layer, and a
compound plastic woven bag as the outer layer. the net weight of each bag is
25kg.
连云港龙泰威食品配料有限公司
18256158453
中国 南京