7. The Department has challenged the said observation mainly on the ground that the Hon’ble Supreme Court in the case of Gangadhar Narsingdas Agarwal (Supra), had observed that wet weight be adopted in contrast to the dry weight of the iron-ore fines as the basis for computing the export duty. However, on going through the said judgment, we find that the Hon’ble Supreme Court has decided the question whether for the quantification of export duty chargeable on the specific criterion of weight as the basis, be on the dry weight or on wet weight of the Iron-ore fines. Needless to say, when the charge of export levy was on specific rate basis, that is on the weight of the Iron Ore, irrespective of its value, then the basis of dry or wet weight, of the goods become relevant for determination of the quantum of the duty. Whereas, in the present case, the duty is levied on the basis of the transaction value agreed between the Respondent and the Overseas purchaser on the criterion of dry weight of iron ore fines. Therefore, the determination of export duty on the basis of dry weight or wet weight, in our opinion, is irrelevant as the duty to be computed on the value of the goods in