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438073

Sigma-Aldrich

Nitric acid

ACS reagent, 70%

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100 ML
CN¥735.02
500 ML
CN¥1,193.36
2.5 L
CN¥1,622.79

CN¥735.02

Available to ship onApril 01, 2025Details

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100 ML
CN¥735.02
500 ML
CN¥1,193.36
2.5 L
CN¥1,622.79

About This Item

Empirical Formula (Hill Notation):
HNO3
CAS Number:
7697-37-2
Molecular Weight:
63.01
EC Number:
231-714-2
MDL number:
MFCD00011349
UNSPSC Code:
12352106
eCl@ss:
38060304
PubChem Substance ID:
329756406
NACRES:
NA.21

CN¥735.02

Available to ship onApril 01, 2025Details

Request a Bulk Order

grade

ACS reagent

Quality Level

200

vapor pressure

8 mmHg ( 20 °C)

Assay

68.0-70.0% (ACS specification)
70%

form

liquid

ign. residue

≤5 ppm

color

APHA: ≤10

pH

<1.0

bp

120.5 °C (lit.)

density

1.413 g/mL at 20 °C (lit.)

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258113695033258121
Nitric acid ACS reagent, 70%

438073

Nitric acid

Nitric acid ACS reagent, 70%

258113

Nitric acid

Nitric acid ACS reagent, 70%

695033

Nitric acid

Nitric acid ACS reagent, &#8805;90.0%

258121

Nitric acid

assay

68.0-70.0% (ACS specification), 70%

assay

68.0-70.0% (ACS specification), 70%

assay

68.0-70.0% (ACS specification), 70%

assay

≥90.0%

Quality Level

200

Quality Level

200

Quality Level

-

Quality Level

200

form

liquid

form

-

form

liquid

form

liquid

pH

<1.0

pH

-

pH

<1.0

pH

-

density

1.413 g/mL at 20 °C (lit.)

density

1.413 g/mL at 25 °C

density

1.413 g/mL at 20 °C (lit.)

density

1.48 g/mL at 20 °C (lit.)

General description

Nitric acid (HNO3) is a highly corrosive mineral acid.[1][2] It is usually utilized for abstracting transition metal catalyst from single-walled carbon nanotubes (SWNTs) in order to purify them.[3] The effect of nitric acid on the oxidation of multiwalled carbon nanotubes (MWCNTs) has been investigated by sample weight, Raman spectrum, solubility, morphology and alignment examinations.[4]

Application

Nitric acid was used to increase the number of acid sites by altering the surface of activated carbon.[5]
It may be used:
  • In combination with acetic anhydride and zeolite catalysts for the preparation of p-nitrotoluene with high regioselectivity.[6]
  • In the pretreatment of rice straw for enhanced production of xylose.[7]
  • To minimize the extent of cation ordering in LiNi0.5Mn1.5O4, a transition metal-substituted spinel material, by surface treatment.[8]

Other Notes

SKU-Pack sizes with -P are packaged in poly bottles

Signal Word

Danger

Hazard Statements

H272,H290,H314,H331

Hazard Classifications

Acute Tox. 3 Inhalation - Eye Dam. 1 - Met. Corr. 1 - Ox. Liq. 3 - Skin Corr. 1A

Supplementary Hazards

EUH071

Storage Class Code

5.1B - Oxidizing hazardous materials

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Information

易制爆化学品
危险化学品
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    Certificates of Analysis (COA)

    Lot/Batch Number
    SDBB2986
    MKCW9035
    MKCP8684
    MKCW3021
    MKCV4756

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    Ilgook Kim et al.
    Carbohydrate polymers, 99, 563-567 (2013-11-28)
    In this study, nitric acid (HNO₃) was evaluated as an acid catalyst for rice straw pretreatment, and, after neutralization, as a sole nitrogen source for subsequent fermentation. Response surface methodology was used to obtain optimal pretreatment condition with respect to
    Structurally stabilized LiNi0.5 Mn1.5O4 with enhanced electrochemical properties through nitric acid treatment.
    Park JS, et al.
    Journal of Power Sources, 230, 138-142 (2013)
    Zeolite-Assisted Regioselective Nitration of Toluene in Acetonitrile with Nitric Acid/Acetic Anhydride.
    Shi C and Tai Y.
    Asian Journal of Chemistry, 27(7), 2420-2422 (2015)
    Stability of functionalized activated carbon in hot liquid water.
    Van Pelt AH, et al.
    Carbon, 77, 143-154 (2014)
    Chemical burn with nitric acid and xanthoproteic reaction.
    Daniel A González-Padilla et al.
    The Journal of emergency medicine, 48(4), e101-e102 (2014-12-10)
    View All Related Papers

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