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Need A Bury 4 Lead And Nc Ore N Chan

Some lead if the ammonic hydrate and there are ammonic salts present. will contain in excess Pb2N0 3 NH 4 HOPb2HO NH 4 N 24. POTASSIC CHROMATE or DICHROMATE produces a yellow precipitate of plumbic chromate PbCr0 4 which is insoluble in acetic acid sparingly soluble in dilute nitric acid but readily so in potassic hydrate

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