| 型号 | 食品级 |
| 有效物质含量 | 98-103 |
| 包装规格 | 25公斤 |
| 含量 | 98 |
| 主要用途 | 食品配料 |
| CAS | 7789-77-7 |
一、化学名：磷酸氢钙
二、分子式：CaHPO4·(0,2)H2O
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、稳定剂、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)，mg/kg ≤ | 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 | -- | |
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.
8、Storage and Transportation ：It should be stored in a dry and ventilating warehouse; be cautious to keep away from moisture and hot.
