10 cc. pipette graduated to 1⁄10 cc.
10 cc. glass cylinder
Medicine dropper
Koch's Old Tuberculin
1⁄2% and 1% dilution of Old Tuberculin in .85% sterile normal salt solution.
To make 1% dilution, add .1 cc. Old Tuberculin to 9.9 cc. of diluent.
3. Application of Test:
Patient sitting, with head thrown back
Lower eyelid drawn slightly down and toward the nose—to form a small pouch of the lid;
One drop of 1% or 1⁄2% instilled in that pouch and the lower lid moved up gently over the eye until the lids meet;