Table 1.

Relative particle size distribution and colour of different bran samples

Bran	Rye 1	Rye 2	Rye 3	Rye 4	Rye 5	Rye 6	Wheat 1	Wheat 2
Realtive particle size distribution (%)
1,000 μm	0.05	2.3	0.8	10.4	4.7	3.4	69.0	52.8
750 μm	0.06	3.7	5.4	6.3	13.2	9.2	14.1	17.6
475 μm	1.8	19.8	29.6	14.8	32.4	41.1	9.0	14.2
355 μm	6.2	22.8	31.7	16.0	14.5	23.2	2.7	2.2
180 μm	31.4	39.3	29.7	34.2	12.4	13.3	2.0	1.5
95 μm	56.7	8.3	1.1	13.8	5.5	3.1	0.8	1.1
75 μm	12.8	0.6	1.0	1.0	2.7	1.6	1.0	0.8
< 75 μm	2.1	2.2	1.6	2.6	13.8	5.2	1.4	3.9
Colour (L*, a*, b* chromaticity measurements)
L*(lightness)	74.8	67.1	71.2	70.3	70.6	65.9	68.7	74.8
a*(negative = green, positive = red)	−6.6	−6.5	−7.3	−6.5	−7.6	−6.2	+0.1	−2.8
b*(positive = yellow)	38.1	34.8	35.5	36.6	34.2	33.9	42.0	44.2