Jewellery -- Determination of platinum in platinum jewellery alloys -- Inductively coupled plasma (ICP) solutionspectrometric method using yttrium as internal standard element— 12 стр.
Jewellery -- Determination of palladium in palladium jewellery alloys -- Inductively coupled plasma (ICP) solutionspectrometric method using yttrium as internal standard element— 12 стр.