S. Characteristics Specifications.
No.
1. Description. Mustard Oil shall be the oil obtained by a
process of expressing clean and sound mustard
seeds of 'brassica compestris (yellow brown
sarson) or Mirassica fumes (Labi, rai or toria)
or a mixture of these seeds. It shall be free
from admixture with any other oil or substance
and from sediments or suspended matter. It shall
also be free from rancidity. It shall also be
free rancidity. It shall also be free from added
flavouring or colouring matter.
2. Colour in 1/4 cell on 50
Lavibond Scale,
Expressed as Y+ 5R,
Not deeper than.
3. Refragtive index at 40 C. 1.464 to 1.4663.
4. Specific gravity 0.900 to 0.910
5. Saponification value 172 to 176.
6. Idoine value 98 to 108
(wija method.
7. Acid value-Ma 1.5
8. Unsaponifiable matter. 1.0
9. Natural essential oil 0.30 to 0.60
percent by mass (as
allylisothiocynate.
10. Bellier, Turbidity Temp 36.5
C.Max.
11. Test for Agremone oil. Negative.
12. Test for Hydrocynic acid Negative.
13. Free fatty acid as Oleic
acid 3.0
14. Moisture and insoluble 0.25
impurities percent by
Mass, Max.
