Section 5(2) in The Naptha (Acquisition, Sale, Storage and Prevention of Use in Automobile) Order, 2000
(2)The Officer authorised in Clause 4 shall take, sign and seal three samples of 750 ml. to 1 litre each of the product, one to be given to the concerned person under acknowledgement with instructions to preserve the sample in his safe custody till the testing/ investigations are completed, the second sample to be kept by the concerned oil company or department and the third to be used for laboratory analysis.
