Purpose for which samples have been taken When a Medical Device Officer takes a sample of a medical device other than medical device specified in proviso to clause (iii) of rule 70 for the purpose of test or evaluation, the Medical Device Officer shall inform such purpose in writing in Form MD-36 to the person from whom the sample has been taken and shall tender the fair price thereof under a written acknowledgement. 77. Form of receipt for samples of medical devices where fair price tendered is refused Where the fair price tendered under sub-section (1) of section 23 of the Act for sample of medical device or portion thereof taken for the purposes of test or evaluation has been refused by the person from whom such sample has been taken, the Medical Device Officer shall tender a receipt thereof to such person in Form MD-37.