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quality standard of concentrated nitric acid: gb/t 337.1-2002
quality standard of dilute nitric acid: gb/t 337.2-2002
molecular formula: hno3
property: colorless or light yellow transparent liquid, it is irritating and corrosive.
uses: it can be widely used in fertilizer, national defense, metallurgy, chemical fiber, printing and dyeing, pharmaceutical and other industries.
packing, storage and transportation: concentrated nitric acid is packed by aluminum vessel, dilute nitric acid is packed with stainless steel vessel. separate from saw dust, straw, paper and other organic matters.
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item |
index |
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98 acid |
97 acid |
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mass fraction of nitric acid (hno3) ≥ |
98.0 |
97.0 |
|
mass fraction of nitrous acid (hno2) ≤ |
0.50 |
1.0 |
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mass fraction of sulfuric acid (h2so4) ≤ |
0.08 |
0.10 |
|
mass fraction of ignition residue ≤ |
0.02 |
0.02 |
the company is highly praised by the customers based on advanced processing equipment, exquisite technology and strict inspection methods.
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