Chemical Analysis

S.No. Parameters Minimum Maximum
1 Moulds & Insects Nil Nil
2 Floral waste (% mm) 0.10 0.90
3 Extraneous Matter (% mm) 0.10 0.60
4 Moisture & Volatile Matter (% mm) 8 10
5 Bitterness, Expressed, as direct reading of absorbance of picrocine at 257 mm 30.00 Nil
6 Safranal expressed as direct reading of absorbance at 330 mm 20.00 50.00
7 Colouring strength expressed as direct reading of absorbance of crocine at 440 mm 100 200
8 Total Ash (% mm) on dry basis. 8 8.5
9 Acid Insoluble Ash (% mm) on dry basis 1.0 1.5
10 Total Nitrogen (% mm) on dry basis Nil 3
11 Foreign Colouring matter Nil Nil

Physical Analysis

S.No. Parameters Required
1 Isolated Stigmas (%) 97% - 99%
2 Colour Deep Red
3 Flavour Slight Bitter
4 Fragrance Normal Aroma