Assay (C10H14N2O8Na2·2H2O) ≥ 99.5 %<\/p>
pH(50g\/L,25℃) 4.0~5.0<\/p>
Clarity test Qualified<\/p>
Chloride (Cl) ≤ 0.004 % <\/p>
Sulfate (SO4) ≤ 0.01 %<\/p>
Aminoacetic acid (c6h9no6) ≤ 0.05 %<\/p>
Iron (Fe) ≤ 0.0005 %<\/p>
Copper (Cu) ≤ 0.00025 %<\/p>
Heavy metals (as Pb) ≤ 0.001 %<\/p>
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