COMMISSION IMPLEMENTING REGULATION (EU) No 974/2014
of 11 September 2014
laying down the refractometry method of measuring dry soluble residue in products processed from fruit and vegetables for the purposes of their classification in the Combined Nomenclature
Article 1
Article 2
ANNEX
METHOD OF MEASURING DRY SOLUBLE RESIDUE IN PRODUCTS PROCESSED FROM FRUIT AND VEGETABLES BY REFRACTOMETRY
(DETERMINATION OF THE BRIX-VALUE)
1. DEFINITION
2. APPARATUS
3. METHOD
3.1.
Preparation of the sample
3.1.1.
Liquid products
3.1.2.
Semi-dense products, purées, fruit juices with matter in suspension
3.1.3.
Dense products (jams and jellies)
3.1.4.
Frozen products
3.1.5.
Dry products or products containing whole fruit or pieces of fruit
3.1.6.
Products containing alcohol
3.2.
Determination
4. EXPRESSION OF RESULTS
Calculation and formulation
Temperature °C |
Sucrose in grams per 100 grams of product |
|||||||||
5 |
10 |
15 |
20 |
30 |
40 |
50 |
60 |
70 |
75 |
|
|
Subtract |
|||||||||
15 |
0,25 |
0,27 |
0,31 |
0,31 |
0,34 |
0,35 |
0,36 |
0,37 |
0,36 |
0,36 |
16 |
0,21 |
0,23 |
0,27 |
0,27 |
0,29 |
0,31 |
0,31 |
0,32 |
0,31 |
0,23 |
17 |
0,16 |
0,18 |
0,20 |
0,20 |
0,22 |
0,23 |
0,23 |
0,23 |
0,20 |
0,17 |
18 |
0,11 |
0,12 |
0,14 |
0,15 |
0,16 |
0,16 |
0,15 |
0,12 |
0,12 |
0,09 |
19 |
0,06 |
0,07 |
0,08 |
0,08 |
0,08 |
0,09 |
0,09 |
0,08 |
0,07 |
0,05 |
|
Add |
|||||||||
21 |
0,06 |
0,07 |
0,07 |
0,07 |
0,07 |
0,07 |
0,07 |
0,07 |
0,07 |
0,07 |
22 |
0,12 |
0,14 |
0,14 |
0,14 |
0,14 |
0,14 |
0,14 |
0,14 |
0,14 |
0,14 |
23 |
0,18 |
0,20 |
0,20 |
0,21 |
0,21 |
0,21 |
0,21 |
0,22 |
0,22 |
0,22 |
24 |
0,24 |
0,26 |
0,26 |
0,27 |
0,28 |
0,28 |
0,28 |
0,28 |
0,29 |
0,29 |
25 |
0,30 |
0,32 |
0,32 |
0,34 |
0,36 |
0,36 |
0,36 |
0,36 |
0,36 |
0,37 |
5. PRECISION
Source of the precision data
Sample name |
Number of laboratories |
Mean (°Brix) |
Repeatability limit r (%) |
Reproducibility limit R (%) |
Fruit cocktail |
11 |
18,9 |
3,0 |
4,7 |
Pineapple |
10 |
19,4 |
1,7 |
1,7 |
Apple compote |
12 |
19,5 |
2,0 |
2,7 |
Tropical fruit |
9 |
12,8 |
2,9 |
4,0 |
Strawberry jam |
12 |
59,8 |
4,0 |
7,2 |
Apple juice |
12 |
11,1 |
1,4 |
4,7 |
Orange juice concentrate |
9 |
65,2 |
1,3 |
2,6 |
Powder orange juice |
11 |
99,8 |
2,3 |
5,3 |