Paragraph 2 Precautions
The following precautions shall be taken:—
(a)
A sample which shows evidence of taint or souring shall not be tested.
(b)
All glassware shall be clean immediately before use.
(c)
A fresh pipette shall be used for each sample of milk.
(d)
The test shall not be carried out in direct sunlight.
(e)
Distilled or de-ionised water shall be used throughout.