Agricultural Product Standards Act, 1990 (Act No. 119 of 1990)

Regulations

Regulations relating to the Grading, Packing and Marking of Fresh Fruits intended for sale in the Republic of South Africa

Part II : Specific Regulations for Fresh Fruit

(g) Pomegranates

Methods of Inspection

27. Determination of ripeness
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A calibrated refractometer shall be used for the determination of total soluble solids (TSS) as follows:

 

(1)Take as working sample ten pomegranates at random from the inspection sample obtained in accordance with regulation 15;

 

(2)Place an equal number of drops (2 or more) of juice onto the prism plate of the refractometer;

 

(3)Note the reading on the prism scale to one decimal place;

 

(4)Repeat the steps in paragraph (a) and (b), after the prism plate was cleaned with distilled water and wiped dry;

 

(5)Determine the average of the two readings; and

 

(6)The pomegranates shall be considered to be ripe if they conform to the minimum TSS of 13%.