GOST R 55229-2012 Food additives Colorimetric method for total phosphorus mass content determination in raw materials for citric acid production《食品添加剂 为生产柠檬酸的原材料中磷质总含量比色测定方法》.pdf

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2、ials for citric acid production 201401011 - (, , , , , -) ( ) - - ( 0,01 % 1,00 %). , , .2 : 12.1.0192009 . . 532282008 . 1. . 523042005 . 526722006 . 546402011 . 12.0.00490 . - . 12.1.00491 . . 12.1.00588 . - 12.1.00776 . . 12.2.007.075 . . 12.4.00983 . -. . 12.4.02175 . . 12.4.10383 . , . 1 552292

3、012 19577 . . 177074 ( 104283, 478880) . -, , , . 376578 . . 419875 . . 420477 . . 432877 . . 446177 . . 4919.177 . - 670972 . 1491983 , . - 1962774 (). 2533682 . , 25794.183 . - 2849890 . . 2922791 ( 835-181) . . 1. - - - , 1 , , . (), () . - , , , , .3 3.1 - - ( 1) ( 2) , - , .3.2 3.2.1 12.1.007 1

4、2.4.103.3.2.2 , , - 12.4.021.3.2.3 12.2.007.0 12.1.019.3.2.4 12.0.004.3.2.5 12.1.004 12.4.009.3.2.6 , - 12.1.005.3.3 , , , , 53228, c177 0,01 .2 552292012 (), 0,03 , - c177 0,06 . 0 100 , 1 28498. (750 c177 10) , c177 1,0 % 10 . 14919. , 20 200 c177 2 . . 2250 25336. -10- 16 25336. 11001, 15001 1770

5、. ()-1100, ()-1150, ()-1250 () 25336. 2102, 21002, 210002 1770. 2-25029 25336. 2-2-10,5, 2-2-11, 2-2-15, 2-2-110 29227. -5680 25336. . 4198, . . . 3765, . . 19627., . ., 95,5 %. , . . , 96,0 %. 4461, . . 1,83 /3 4204, . . 4328, . 195, . . (). 6709.3.4 :- 52304;- , , 52672;- ( ), - 54640.3.5 :- 2025;

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7、c177 5) 2 .0,439 1000 3. 20 3 (1/2 H2SO4) = 0,1 /3 3.6.1.1 100 3 . - . 1 3 0,0001 (0,1 ) . (25 c177 1) 10 .3.6.1.5 2,5 %2,5 100 3 - 40 3 . 100 326 3 15 3 (1/2 H2SO4)=1/3 3.6.1.1. - , . (25 c177 1) 10 .3.6.1.6 0,2000 100 3 - . 10,0 . - 40 50 (25 c177 1) . (25 c177 1) 10 .3.6.1.7 250 3 100 3 . 100 3 - 1,83 /3. (25 c177 1) 12 .3.6.1.8 ) 10 3 - 3.6.1.4 100 3 . 10 3 - 1, 2, 3, 4, 5 6 3, 0,00001, 0,00002, 0,00003, 0,00004,0,00005 0,00006 . - - 3.6.1.3, 3.6.1.2 ( ) -, (1/2 H2SO4) = 1 /3 3.6.1.1( ) .) 1,6 3