Aroma Open the sample bag & observe the aroma for any off-odour and compare with earlier approved control sample
Colour Take about 5g on a glass plate, which has to be placed on a white sheet and compare with earlier approved control sample
Aroma & Tasting: Weighout 3 g sample, add 100 ml of boiling water in 150ml beaker, close the beaker for 2 min and evaluate the aroma & taste; compare with earlier approved sample.
Particle Size Express in ASTM units. 95% Pass through & 5% stand on ASTM 60 sieve.