| deg.C. | Index at |
| 15 deg. C.| | Per Cent. | | 20 deg. C. |
|___________|________________|_________________|________|____________|
| | | | | |
| 0.9227 | 295.2 | 1.84 | 22.8 | 1.4731 |
|___________|________________|_________________|________|____________|

Sesame oil should absorb 108 to 110 per cent. iodine.

_Linseed Oil._--Russia, India, and Argentine Republic are the principal
countries which extensively grow the flax plant, from the seeds of which
linseed oil is pressed. It is used to a limited extent in soft-soap
making.

A good sample gave on analysis:--

____________________________________________________________________
| | | | | |
| Specific | Saponification | Acidity | Titre, | Refractive |
|Gravity at | Equivalent. | (as Oleic Acid) | deg.C. | Index at |
| 15 deg. C.| | Per Cent. | | 15 deg. C. |
|___________|________________|_________________|________|____________|
| | | | | |
| 0.935 | 292 | 1.2 | 20 | 1.4840 |
|___________|________________|_________________|________|____________|

Linseed oil should absorb 170 to 180 per cent. iodine.

_Hemp-seed oil_ is produced from the seeds of the hemp plant which grows
in Russia. This oil is used in soft soap-making, more particularly on
the Continent.

A typical sample gave the following figures:--

__________________________________________________
| | | | |
| Specific | Saponification | Titre, | |
| Gravity at| Equivalent. | deg.C.| Iodine No. |
| 15 deg. C.| | | |
|___________|________________|________|____________|
| | | | |
| 0.926 | 292.6 | 15.8 | 143 |
|___________|________________|________|____________|

_Sunflower oil_ is produced largely in Russia.

A specimen tested:--

____________________________________________________________________
| | | | | |
| Specific | Saponification | Acidity | Titre, | |
| Gravity at| Equivalent. | (as Oleic Acid) | deg.C. | Iodine No. |
|15 deg. C. |