GOST 32688-2014 Foodstuffs Determination of sugar-containing ingredients by mass spectrometry of stable oxygen isotopes《食品 采用氧稳定同位素质谱法测定含糖组分》.pdf

1、 , () INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION (ISC) 32688 2014 - 2015 326882014 II , - 1.092 . 1.2 2009 . -, . , , , 1 - ( ) 2 3 , (- 25 2014 . 45-2014) : ( 3166) 004 97 ( 3166) 004 97 AM BY KZ KG RU TJ UZ 4 19 2014 898- 326882014 1 2016 . 5 CODEX STAN 2472005 Codex Gener

2、al Standard For Fruit Juices And Nectars ( ) AOAC 992.09 Sugar-Beet-Derived Syrups in Frozen Concentrated Orange Juice. 18 Measurements in Water (, , . 18 ) 6 - , . () - - . , , 2015 -, - 326882014 1 - Foodstuffs. Determination of sugar-containing ingredients by mass spectrometry of stable oxygen is

3、otopes 2016 01 01 1 -, , , - , - , 0 % 40 %, - 18/16 , 18SMOW. - . 2 - : 12.1.00491 . . 12.1.00776 . - 12.1.01076 . . - 12.1.01979 . . - OIML R 76-12011 . - . 1. . 17788 . 276884 . 655280 . . 929374 . 1216277 . / 170252009 - 1848181 . 2533682 . . 2631384 . , 2667185 , -. 2922791 ( 835-181) . . 1. -

4、326882014 2 , 1 , - . (), - () . , , , , . 3 : 3.1 18SMOW, : , 18 16 , Standard Mean Ocean Water (SMOW). 3.2 13PDB, : , 13 12 -, - Belemnitella Americana (). 4 , , 18/16 -. 5 , , -, 5.1 -* , - 46 ( 121618) 0,06 % - 170 ., 95 / ( 10 % - 44) () 0,1 . 5.2 * , - 60 3, 2,5 ( 0,7 , 0,4 ), 40 , - 10 12 /.

5、5.3 * , - , , (. .1). 5.4 18481, - 0,2 /3. 5.5 OIML R 76-1 - 0,1 . 5.6 , 200 220 . 5.7 25336, - 2,5 10,0 . 5.8 99,995 % , . 5.9 SMOW - ( ) - 18SMOW . * - Delta V (ThermoScientific). - . * GasBench II (ThermoScientific). . 326882014 3 5.10 NIST RM 8544-NBS 19 NIST RM 8543-NBS 18 13PDB 18SMOW . 5.11 P

6、DB 13PDB/18SMOW . (VPDB), PDB. 5.12 85 % 87 % 6552. 5.13 9293. 5.14 ( ) 12162. 5.15 2768. 5.16 P2O5, . . . 5.17 30 % 40 % 177. 5.18 CrO3 (VI). 5.19 1,8 . 5.20 29227. 5.21 2000 3 25336. 5.22 . 5.23 . 5.24 , , - , , . 6 6.1 26313, 26671. 6.2 6.2.1 5.14 500 , . 1500 3. 5.15 -. (. 7.2). 80 86 . . 6.2.2 100 %- 2010 5.16 -, 4300 5.12. . 10 5.18, -. . , 200 . - 7 . - 3 3 5.17, 220 4,5 . . 100 %- - 1,90 1,92 /3. , . 100 %- - 1 . 326882014 4 100 %- , - - . -. 7 7.1 (. 5.19) (. 5.2), 30 3 . , . . , , , 20 3 . , . . 10 12 ./ 2 . - , (25,0 0,5) . 7.2 , - E (. .1 ), I F. E - D