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CP
GB17203-1998
含量(以Ca3(C6H5O7)2计),% 98.0—100.5
铅(Pb)% ≤0.0005
砷(As)% ≤0.0003
氟化物(以F计)% ≤0.003
干燥失重,% 10.0—13.3
盐酸不溶物,% ≤0.2
重金属(以Pb计)% ≤0.002