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1)  food grade phosphoric acid
食品级磷酸
1.
For the strict quality requirements for food grade phosphoric acid,the process flow and dearsenication,desulfhydrylation,decolorization and removal of easily oxidized substances for production of food grade phosphoric acid by continuous operation of industrial phosphoric acid are highlighted.
针对食品级磷酸严格的质量要求,介绍了由工业磷酸连续操作生产食品级磷酸的工艺流程及脱砷、脱硫化氢、脱色、脱易氧化物措施,指出砷渣系剧毒物质,必须采取严格的防护措施,确保安全生产。
2.
Take 5000 t/a food grade phosphoric acid production plant as an example, analyzes the feature of material after dearsenic and the technical points for solid-liquid separation.
以5000t/a食品级磷酸生产装置为例,分析其脱砷后物料的特性及固液分离的技术难点,对食品级磷酸脱砷后的过滤、脱硫工段工艺流程设计、设备选型等方面作了详细介绍。
3.
A rapid and precise method for simultaneous determination the contents of copper, nickel, lead, cadmium, manganese and titanium (Cu, Ni, Pb, Mn, Cd and Ti) in food grade phosphoric acid was established.
[目的]建立快速、准确并可同时测定食品级磷酸中铜、镍、铅、锰、镉、钛含量的方法。
2)  food grade calcium hydrogen phosphate
食品级磷酸氢钙
1.
Production technologies of food grade calcium hydrogen phosphate such as phosphoric acid purification method,bone glue extraction method and applications are introduced in detail.
本文介绍了国内外食用磷酸钙盐的概况 ,详细介绍了磷酸净化法、骨胶浸取法等食品级磷酸氢钙的生产工艺以及应用情况。
2.
Preparation method and chief process conditions of food grade calcium hydrogen phosphate from Kiln - way phosphoric acid are investigated and corresponding flow path is presented.
探讨了由窑法磷酸制备食品级磷酸氢钙的方法和主要工艺条件,提出了相应的工艺流程。
3)  food grade magnesium phosphate
食品级磷酸镁
1.
Determination of magnesium oxide from food grade magnesium phosphate was studied by dissolution of samples with dilute hydrochloric acid,coordination with EDTA standard solution and back titration with magnesium sulfate standard solution.
研究了以稀盐酸溶液溶解样品,EDTA标准溶液配位,硫酸镁标准溶液返滴定,测定食品级磷酸镁中氧化镁的分析方法。
4)  phosphoric acid for food
食品磷酸
5)  food-grade soy phospholipids
食品级磷脂
6)  edible calcium hydrophosphate
食用级磷酸氢钙
1.
The quality of edible calcium hydrophosphate produced from the defluorinated water of calcium can meet with the National Standard GB 1889-92.
利用脱氟后的“钙水”生产食用级磷酸氢钙,质量符合GB1889—92。
补充资料:食品磷酸
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性质:H3PO4 无色透明、无臭粘稠的液体。有效成分含量≥85.0%。色度≤20号。溶于水、醇。具无机酸的一般性质。作不含酒精饮料的酸味剂;酵母营养剂,用于面包烘焙;并添加于果蔬罐头中以抑制微生物生长,延长保存期;可加强干酪涂味品的乳化作用和酸化作用;与抗氧剂并用,可防止猪油等动物性脂肪及其制品的氧化性酸败。参见磷酸。

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