REAGENTS:
1. Carbon tetrachloride* (CCL4), reagent grade.
2. Stock m ineral oil standards, 20 m g/mL.
W eigh 1.0 g of the bulk m ineral oil sam ple
into a 50-m L volumetric flask. Dilute to
volume with CCl4
. Prepare in duplicate.
* See SPECIAL PRECAUTIONS