Standard material : Metal palladium 99.9% up
1.000g of metal palladium is heated and dissolved with 30ml
of aqua regia and is vaporized to dryness on a water bath.
Hydrochloric acid is added and it is vaporized to dryness
again. Hydrochloric acid and water are added to dissolve it.
It is then diluted with water to 1000ml accurately.
Hydrochloric acid concentration is set at 0.1N.
这个是Pd标准溶液的配制,参考一下吧