一、化学名:二钙,一钙 二、分子式:Ca(H2PO4)2,Ca(H2PO4)2?H2O 三、分子量:无水物:234.05;一水物:252.07 四、CAS:无水物:7758-23-8;一水物:10031-30-8 五、性能:白色结晶粉末或片状结晶,比重2.220,在100℃时失去结晶水,溶于及,微溶于水(1.8﹪)。 六、用途:在食品工业中作膨松剂、面团调节剂、缓冲剂、组织改良剂、固化剂、营养增补剂、螯合剂等。 七、包装:内衬聚塑料袋,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,运输过程中防止雨淋受潮,应与有毒物品隔离。 质量指标 Specification GB25559-2010 FCC,1999 含量(以Ca计) , w/% 无水物 Content(As Ca ) 16.8-18.3 16.8-18.3(Anhydrous) 一水物 15.9-17.7 15.9-17.7(Monohydrate) 砷 (As), mg/kg ≤ Arsenic 3 3 铅 (Pb), mg/kg ≤ Lead 3 5 重金属(以P b计),mg/kg ≤ Heavy Mental(As P b) 10 15 氟化物(以F计), mg/kg ≤ Fluoride 25 50 干燥减量,无水物,w/% ≤ Loss On Drying 1.0 1.0( Anhydrous) 灼烧减量,一水物,w/% ≤ Loss On Ignition 14.0-15.5 14.0-15.5( Monohydrate) 澄清度 Clarity 通过试验 -- 碳酸盐 Carbonate 通过试验 -- 游离酸及其副盐 Free Acid & Its Auxiliary Salt 通过试验 -- 1、Chemical Name: MONOCALCIUM PHOSPHATE 2、Molecular Formula : Ca(H2PO4)2 ,Ca(H2PO4)2?H2O 3、Molecular Weight: Anhydrous:234.05;Monohydrate:252.07 4、CAS:Anhydrous:7758-23-8;Monohydrate:10031-30-80 5、Character: It is white crystalline powder or flaky crystal. Specific gravity is2.220. When heated to 100℃,it begins to lose crystal water. It is soluble in hydrochloric acid and nitric acid ,slightly soluble in water(1.8﹪). 6、Usage: In food industry, it is used as swelling agent ,dough regulator ,buffering agent, modifier, firming agent ,nutritional supplement ,chelating 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. 8、Storage and Transport:It should be stored in a dry and ventilating warehouse; be cautious to keep away from moisture and hot; unloaded with care , so as t o avoid the damage. Furthermore, it should be stored separately from poisonous substances.