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Methods of test for petroleum and its products -- Determination of unsaponifiable and saponifiable matter in oils, fats and waxes
This standard describes a procedure for the determination of unsaponifiable and saponifiable matter in blends of mineral and fatty oils. The procedure is also suitable for essentially fatty materials. If present, the free fatty acids are included in the saponifiable matter.
If required, the fatty acids and the unsaponifiable matter isolated can be examined for identification.
The procedure described is not suitable for materials that contain:
Identical with IP 284:2004.
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