GOST ISO 875-2014 Essential oils Method for determination of miscibility in ethanol《精油 乙醇中溶混性的测定方法》.pdf

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1、 , () INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION (ISC) ISO 875 2014 (ISO 875:1999, IDT) 2015 ISO 8752014 II , - 1.092 . 1.2 2009 . -, . , , , 1 ( ) - , 5 2 3 , (- 25 2014 . 452014) : ( 3166) 004 97 ( 3166) 004 97 AM BY KZ KG MD - RU TJ UZ 4 27 - 2014 . 973- ISO 8752014 - 1 2

2、016 . 5 ISO 875:1999 Essential oils Eval-uation of miscibility in ethanol ( . ). ISO/TC 217 (ISO). (en). , - , - . - . (IDT) 6 ISO 8752014 III - , . () - - . , , 2015 -, - ISO 8752014 1 Essential oils. Method for determination of miscibility in ethanol 2016 01 01 1 - . 2 . - , ( ). ISO 356, Essentia

3、l oils Preparation of test samples ( . ) ISO 385, Laboratory glassware Burettes ( . )* ISO 648, Laboratory glassware One-mark pipettes ( . ) - , 1 , - . (), - () . , , , , . 3 20 C. , , . 4 4.1 V 20 C, - V , - , , 20 . 4.2 V - 20 C V , - V - , (V V) , , - , 20 . * ISO 385-2. ISO 8752014 2 4.3 V - 20

4、 C V V , V , (V V) - , (V V) . 4.4 , - ( , 4.1, 4.2 4.3) , , 5.3. V, V V 20. 5 . 5.1 ( 95 %). 5.2 50 %, 55 %, 60 %, 65 %, 70 %, 75 %, 80 %, 85 %, 90 % 95 %. (. 5.1) -, 1, . 5.3 50 3 c(NaCl) = 0,0002 /3 0,5 3 - c(AgNO3) = 0,1 /3, (20 = 1,38 /3). . . . 6 , . 6.1 25 3 50 3, ISO 385. 6.2 , ISO 648, - 1

5、3, , , , 1 (. 9.1). 6.3 25 3 30 3 , - . 6.4 , (20 0,2) . 6.5 0,2 0,1 , - , (. 6.4). 7 , , . , , . - , ISO 212. 8 ISO 356. ISO 8752014 3 9 9.1 (. 6.2) 1 3 (. 6.3). - (. 6.4), (20 0,2) C. , (1 0,005) . . 9.2 (. 6.1) (20 0,2) C (. 5.2) 0,1 3 -. . , (. 5.2). 0,1 3, , - 20 3, . - , , , , . 20 3 , , 1. 9.

6、3 , , (. 5.3), 10.2. 10 10.1 Q (. 1) 20 C . a) 4.1 V Q; b) 4.2 V Q V ; c) 4.3 V Q V V ; V Q, , 3, V Q, , , 3; V Q, , , , 3. V, V V . 10.2 (. 4.4), , (. 5.3): , . ISO 8752014 4 11 : - ; - Q ; - . , - , , - . , . 1 : 3 100 3 , 0,1 %, Q % ( ) - 20 C, - 100 3 - 95 % 0,1 C , 3 ( - 95 %), - , - - 1) 2) 20

7、20d 20 0,0001 0,00001 /3 50 95,76 45,9 54,1 0,9318 0,93014 55 77,90 51,1 48,9 0,9216 0,91996 60 62,92 56,4 43,6 0,9108 0,90911 65 50,15 61,8 38,2 0,8993 0,89765 70 39,12 67,5 32,5 0,8872 0,88556 75 29,47 73,4 26,6 0,8744 0,87279 80 20,94 79,5 20,5 0,8608 0,85927 85 13,31 85,9 14,1 0,8464 0,84485 90

8、6,40 92,7 7,3 0,8307 0,82818 95 0,0 100,0 0,0 0,8129 0,81138 1) : . 2) : . ISO 8752014 5 () .1 ISO 356 . - IDT ISO 35620 -. - ISO 385 . * ISO 648 . - IDT 2916991 ( 64877) - . * . . ISO 8752014 6 1 ISO 212*, Essential oils Sampling ( . ) * ISO 21220 . . ISO 8752014 7 665.58:006.354 71.100.60 IDT : , , , 16.03.2015. 60x841/8.

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