Standard


In Iran STANDARD & INDUSTRIAL RESEARCH INSTITUTE & Foods control department Are responsible for it and control the qulity by their . Modern labs . But in other countries , different organization with diffrent equipment do this . In France , AFNOR institute is esponsible for controlling saffron quality . Recentle , this institute whit corporation of other countries codify the new rules . Filaments Sample : Sargol Powder



No Characteristic Test Result Requirements Filaments Catagotori I          II          III          IV Powder Test Metod
1 Flora remain. % (m/m).max. 0.5     0.5-4     4-7    7-10 - Standard 259-2
2 External matter.%(m/m).max. 0.5      0.1-0.5    0.5-1     1 - Standard 259-2
3 Moisture & volatilc matter.%(m/m).max. 7.85 10       10          10         10 10 Standard 259-2
4 Total ash.%(m/m).max   5.5       5.5         5.5     5.5 5.5 Standard 1197
5 Acid-insoluble ash.%(m/m).on dry basis.max.   0.5       0.5       0.75   0.75 0.5-0.75 Standard 1252
6 Solubility in cold water.%(m/m).on drybasis.max.   54-65  54-65 64-65 64-65 54-65 Standard 1619
7 Total nitrogen.(m/m).on dry basis.max.   3         3           3         3 3 Standard 1523
8 Research and inspection of colors added   6         6           6        6 6 Standard 259-2
9 Extraction and detection of colors added.

Negative

-         -           -          - - Standard 2624
10 Crude fibre.%(m/m).on dry basis.max   6         6           6          6 6 Standard 2394
11 Bitterness.expressed as direct reading of the absorbance of Picrocine at about 257 nm. on dry basis.min 85.8 70       55         40       30 30-70 Standard 259-2
12 Safranal.expressed as direct reading of the absobance at about 330nm.on dry basis. 39.3 20-50 20-50  20-50 20-50 20-50 Standard 259-2
13 Coloring strength.expressed as direct reading of the absobance of crocine at about 440 nm.on dry basis. 224 190      180      175     170 170-190 Standard 259-2
14 Marking       Standard 259-2