1.lead nitrate-reagent grade 99%minimum purity.(warning-poison,harmful by inhalation and if ingested. Avoid contact with the skin.) Dispose of this material in accordance with accepted local requirements.
2.Sodium sulfate -Anhydrous reagent grade 99% minimum purity.( warning- Do not ingest. Avoid unnecessary exposure.)
3.Perchloric acid70%- A.C.S. reagent grade minimum purity with sulfate concentration ^0.001% (m/M) . Dispoes of this material in accordance with accepted local requirements . It must contain no measurable sulfate.( Warning- Corrosive keep away from skin and eyes. Perchloric acid is a strong oxidizer.)
4. Ethanol-Denatured with methanol formula 3A or histological grade ethanol ,anhydrous,denatured with ethyl acetate,methyl isobutyl ketone and hydrocarbon naphtha. It must be free of any measurable sulfate.( Warning-Flammable , toxic, may be harmful or fatal if ingested or inhaled . Avoid skin contact.)
5. Ethanol- Absolute 200 proof 99.5% A.C.S.reagent grade.
6. Lithium Chloride-99+% A.C.S reagent grade
7.water- Type III reagent water conforming to specification D1193
8. Anhydrous calcium sulfate desiccant