Sampling, preserving and storage of samples shall be the same as for Babcock testing with the following exceptions.
- (1) Proportionate portions from each shipment of milk shall be added to the composite sample so that the completed composite sample will contain not less than 5 ounces.
- (2) When each shipment of milk is tested on a fresh basis, there shall be at least 5 ounces of milk taken for sample.
- (3) Potassium dichromate shall be used for composite samples. Other preservatives may only be used if approved by the director of agriculture specifically for this method of testing.
[Order 1133, § 16-102-010, filed 3/16/70.]