Physical and chemical properties: Assay: ≥99% Free salicylic acid: ≤0.05% Sulfate: ≤0.4% Dry weight loss: ≤15% Residue on ignition: ≤0.4%
Assay: ≥99%
Free salicylic acid: ≤0.05%
Sulfate: ≤0.4%
Residue on ignition: ≤0.4%
Usage: Cerebrospinal fluid examination, determination of protein in urine, colorimetric determination analysis of high iron, aluminum, beryllium, calcium, chromium, copper, iron, lead, magnesium and other metal complexing agent and the analysis of soil metal zin
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