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Merck
CN

1.00441

Nitric acid

65%, Suprapur®

别名:

硝酸 溶液

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关于此项目

经验公式(希尔记法):
HNO3
化学文摘社编号:
分子量:
63.01
UNSPSC Code:
12352301
NACRES:
NA.21
MDL number:
eCl@ss:
38060304
Assay:
65%
Concentration:
65%
Form:
liquid
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产品名称

硝酸,65%, Suprapur®

Quality Segment

agency

suitable for EPA 200.7, suitable for EPA 200.8

vapor pressure

9.4 hPa ( 20 °C)

description

for inorganic trace analysis

assay

65%

form

liquid

concentration

65%

pH

<1 (20 °C in H2O, strongly acid)

bp

121 °C/1013 hPa

mp

-32 °C

solubility

water: soluble

density

1.39 g/cm3 at 20 °C

storage temp.

2-30°C

SMILES string

O[N+]([O-])=O

InChI

1S/HNO3/c2-1(3)4/h(H,2,3,4)

InChI key

GRYLNZFGIOXLOG-UHFFFAOYSA-N

Application

Nitric acid can be used for:
  • Trace Metal Analysis: It is used in the digestion process for trace elements analysis, helping to identify potential contaminants such as heavy metals in the cigarette liquid samples).
  • Sample Preparation: Employed in the digestion and dissolution of samples before analysis.

Analysis Note

含量测定(酸量滴定): ≥ 65.0 %
氯化物(Cl): ≤ 50 ppb
磷酸盐(PO₄): ≤ 10 ppb
硫酸盐(SO₄): ≤ 200 ppb
Ag(银): ≤ 0.5 ppb
Al(铝): ≤ 10.0 ppb
As(砷): ≤ 0.5 ppb
Au(金): ≤ 0.1 ppb
Ba(钡): ≤ 0.5 ppb
Be(铍): ≤ 0.5 ppb
Bi(铋): ≤ 0.5 ppb
Ca(钙): ≤ 10.0 ppb
Cd(镉): ≤ 0.5 ppb
Co(钴): ≤ 0.5 ppb
Cr(铬): ≤ 1.0 ppb
Cu(铜): ≤ 0.5 ppb
Fe(铁): ≤ 2.0 ppb
Ga(镓): ≤ 0.1 ppb
Ge(锗): ≤ 0.1 ppb
Hg(汞): ≤ 1.0 ppb
In(铟): ≤ 0.5 ppb
K(钾): ≤ 10.0 ppb
Li(锂): ≤ 0.5 ppb
Mg(镁) ≤ 10.0 ppb
Mn(锰): ≤ 0.5 ppb
Mo(钼): ≤ 0.5 ppb
Na(钠): ≤ 10.0 ppb
Ni(镍): ≤ 5.0 ppb
Pb(铅): ≤ 2.0 ppb
Pt(铂): ≤ 0.5 ppb
Sr(锶): ≤ 0.5 ppb
Sn(锡): ≤ 0.5 ppb
Sr(锶): ≤ 0.5 ppb
Ti(钛): ≤ 1.0 ppb
TI(铊): ≤ 0.5 ppb
V(钒): ≤ 0.5 ppb
Zn(锌): ≤ 2.0 ppb
Zr(锆): ≤ 1.0 ppb
灼烧残渣(硫酸盐形式): ≤ 2 ppm
在此浓度范围内,实际分析值不可避免地会产生系统误差
在此浓度范围内,实际分析值不可避免地会产生系统
误差。

Other Notes

替代品:441; 441-3; 441-2

Legal Information

SUPRAPUR is a registered trademark of Merck KGaA, Darmstadt, Germany


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Danger

Hazard Classifications

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

supp_hazards

存储类别

5.1B - Oxidizing hazardous materials

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable



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