Alias:Nitrate acid
Molecular Formula:HNO3
CAS No. : 7697-37-2
EINICS NO.: 231-714-2
HS: 2808000090
HAZARD CLASS: 8
UN NO.: 2031
Purity: 68% and below
Appearance: Transparent Liquid
Grade Standard: Industrial Grade, Reagent Grade
Application: Mining, Metallurgy, Water Treatment, Fertilizer Production
Quality standard:
Standard: National standard GB/T1628-2008
Can manufacture as per customer's special demand
Accept third part inspection
Specifications:
Item | Industrial Grade | Regent Grade | |||
GR | AR | CP | |||
HNO3 % | 58 | 68 | 65-68 | 65-68 | 65-68 |
HNO2 % | 0.2 | 0.2 | -- | -- | -- |
Chroma | -- | -- | ≤20 | ≤20 | ≤25 |
Residue on Ignition(SO4) | 0.02 | 0.02 | ≤0.0005 | ≤0.001 | ≤0.002 |
Oxide(Cl)% | -- | -- | ≤0.00005 | ≤0.00005 | ≤0.0002 |
Sulfate(SO4)% | -- | -- | ≤0.0001 | ≤0.0002 | ≤0.001 |
Fe % | -- | -- | ≤0.00002 | ≤0.00003 | ≤0.0001 |
As % | -- | -- | ≤0.000001 | ≤0.000001 | ≤0.000005 |
Cu % | -- | -- | ≤0.000005 | ≤0.00001 | ≤0.00005 |
Pb % | -- | -- | ≤0.000005 | ≤0.00001 | ≤0.00005 |
Applications:
hydrochloric acid is used in the chemical industry as a chemical reagent in the large-scale production of vinyl chloride for PVC plastic, and MDI/TDI for polyurethane. It has numerous smaller-scale applications, including household cleaning, production of gelatin and other food additives, descaling, and leather processing. Hydrochloric acid is a strong inorganic acid that is used in many industrial processes such as refining metal. The application often determines the required product quality.
The main industrial use of nitric acid is for the production of fertilizers. Nitric acid is neutralized with ammonia to give ammonium nitrate. The other main applications are for the production of explosives, nylon precursors, and specialty organic compounds
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