Q/(HG)SJ 609-92
品级Grade 分析纯
(AR)
灼烧残渣Ignition residue,% ≤ 0.5
氯化物(Cl)Chloride,% ≤ 0.002
硫酸盐(SO4)Sulfate,% ≤ 0.002
草酸盐(C2O4)Oxalate,% ≤ 0.05
铁(Fe)Iron,% ≤ 0.001
重金属(以Pb计)Heavy metals,% ≤ 0.001
水不溶物Insiluble matter in water 合格
还原糖Reducing sugar,% ≤ 5.0
干燥失重loss on drying,% ≤ 10.0
乙醇不溶物lnsoluble matter in ethanol,% ≤ 1.0
水溶解试验Solubility 合格
水分Moisture ≤10%
灰分Ash ≤0.5%
氯化物(CL) ≤0.004%
硫酸盐(SO4) ≤0.001%
铁(Fe) ≤0.005%
重金属Heavy metals(Pb) ≤0.005%
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