一、名称:食品级磷酸二氢钾二、分子式:KH2PO4三、分子量:136.09四、CAS:7778-77-0五、性能:无色正方晶系结晶或白色颗粒或结晶性粉末,无臭,在空气中稳定。相对密度为2.338,熔点96℃至253℃。六、用途:在食品工业中作缓冲剂、螯合剂、酵母食料、调味剂、营养强化剂、发酵助剂、膨松剂等。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,运输过程中防止雨淋受潮,应与有毒物品隔离。
食品级磷酸二氢钾质量指标:
质量指标 | Specification | GB 25560-2010 | FCC 9 |
外观 | Appearance | Colorless Square Crystal or White Granule or Crystalline Powder, Odorless | |
含量(干基计) ≥﹪ | Content(Dry Basis) | 98.0 | 98.0 |
砷(As) ≤﹪ | Arsenic(As) | 0.0003 | 0.0003 |
P2O5含量 ≥﹪ | Content(P2O5) | 51.17 | 51.17 |
K2O 含量 ≥﹪ | Content(K2O) | 33.87 | 33.87 |
氟化物(F) ≤﹪ | Fluoride(F) | 0.001 | 0.001 |
重金属(以Pb计)≤﹪ | Heavy metals(As Pb) | 0.001 | 0.0015 |
水不溶物 ≤﹪ | Water Insoluble | 0.2 | 0.2 |
铅 ≤﹪ | Lead | 0.0002 | 0.0002 |
干燥失重 ≤﹪ | Loss On Drying | 1.0 | 1.0 |
pH 值 | pH Value | 4.2-4.7 | --- |
PRODUCT INTRODUCTION IN ENGLISH:
Chemical name: | Monopotassium Phosphate | |||||||||||||||||||||||||||
Molecular formula: | KH2PO4 | |||||||||||||||||||||||||||
Molecular weight: | 136.09 | |||||||||||||||||||||||||||
CAS NO: | 7778-77-0 | |||||||||||||||||||||||||||
Character: | It is colorless square crystal or white granule or crystalline powder, odorless, stabilizing in air. Relative density is 2.338. Melting point is96℃-253℃. | |||||||||||||||||||||||||||
Uses: | In food industry, it is used as buffering agent, chelating agent, yeast food, flavoring agent, nutrient supplement, fermentation adjunct, swelling agent and so on. | |||||||||||||||||||||||||||
Packaging: | 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. | |||||||||||||||||||||||||||
Storage & Transportation: | It should be stored in a dry and ventilating warehouse. Be cautious to keep away from moisture and hot; unloaded with care, so as to avoid the damage. Furthermore, it should be stored separately from poisonous substances. | |||||||||||||||||||||||||||
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