硝酸（促销）
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| Meets A.C.S. Specifications | ||||||
| Meets Reagent Specifications for testing USP/NF monographs | ||||||
| Appearance | Passes Test | Passes Test | ||||
| Assay (HNO3) | 69.0 - 70.0 % | 69.6 % | ||||
| Arsenic (As) | 0.01 ppm max. | < 0.002 ppm | ||||
| Color (APHA) | 10 max. | 5 | ||||
| Specific Gravity at 60°/60°F | 1.416 - 1.420 | 1.418 | ||||
| Residue after Ignition | 4 ppm max. | < 2 ppm | ||||
| Trace Impurities (in ppm): | ||||||
| Chloride (Cl) | 0.1 max. | < 0.08 | ||||
| Phosphate (PO4) | 0.2 max. | < 0.2 | ||||
| Sulfate (SO4) | 0.5 max. | < 0.2 | ||||
| Trace Impurities (in ppb): | ||||||
| Aluminum (Al) | 100 max. | < 15 | ||||
| Arsenic and Antimony (as As) | 4 max. | < 2 | ||||
| Boron (B) | 50 max. | < 4 | ||||
| Cadmium (Cd) | Information Only | < 3 | ||||
| Calcium (Ca) | 200 max. | < 20 | ||||
| Chromium (Cr) | 100 max. | < 8 | ||||
| Copper (Cu) | 50 max. | < 2 | ||||
| Gold (Au) | 200 max. | < 3 | ||||
| Heavy Metals (as Pb) | 100 max. | < 50 | ||||
| Iron (Fe) | 100 max. | < 40 | ||||
| Lead (Pb) | 100 max. | < 4 | ||||
| Magnesium (Mg) | 100 max. | < 20 | ||||
| Manganese (Mn) | 100 max. | < 4 | ||||
| Mercury (Hg) | 5 max. | < 1 | ||||
| Nickel (Ni) | 50 max. | < 3 | ||||
| Potassium (K) | 300 max. | < 20 | ||||
| Tin (Sn) | 200 max. | < 4 | ||||
| Titanium (Ti) | 200 max. | < 15 | ||||
| Zinc (Zn) | 200 max. | < 20 | ||||
| For Laboratory, Research or Manufacturing Use | ||||||
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| For questions on this Certificate of Analysis please contact Technical Services at 1-800-582-2537 or 908-859-2151 Mallinckrodt Baker, Inc. • 222 Red School Lane • Phillipsburg, NJ 08865 • Phone: 908.859.2151 • Fax: 908.859.6905 | ||||||
