nitric acid

• ChemBase编号: 128614
• 分子式: HNO3
• 平均质量: 63.01284
• 单一同位素质量: 62.9956429
• SMILES: [N+](=O)(O)[O-]
• Canonical SMILES: [O-][N+](=O)O
• InChI: InChI=1S/HNO3/c2-1(3)4/h(H,2,3,4)
• InChIKey: GRYLNZFGIOXLOG-UHFFFAOYSA-N

名称和登记号

名称

• IUPAC标准名: nitric acid
• IUPAC传统名: acid, nitric
• 别名: 硝酸; 硝酸, ACS; 发烟硝酸, ACS; 硝酸, 环境级; 硝酸, 环境级加; 硝酸, 1.0N 标准溶液; 硝酸, 0.1N 标准溶液; 硝酸 溶液; Nitric acid; Nitric acid solution; Nitric acid concentrate; Nitric acid, ACS; Nitric acid, ACS, fuming; Nitric acid, Environmental Grade; Nitric acid, Environmental Grade Plus; Nitric acid, 1.0N Standardized Solution; Aqua fortis; Azotic acid; Nitric acid, 0.1N Standardized Solution; Nitric acid; Nitric acid solution

登记号

• CAS号: 7697-37-2
• EC号: 231-714-2; 231-791-2
• MDL号: MFCD00011349
• 默克索引号: 146577
• PubChem SID: 24849754; 24858556; 24865156; 24888196; 24859147; 24888199; 24861800; 24863911; 24865070; 24850322; 24855629; 24888198; 24858707; 24887245; 24861809; 24863719; 24863913; 24853516; 24845344; 24867421; 24865063; 24855630; 24846000; 24865121; 24859146; 24867130; 24861807; 24858560; 24862441; 162222921; 24888197
• PubChem CID: 944
• CHEBI ID: 48107
• CHEMBL: 1352
• Chemspider ID: 919
• Gmelin ID: 1576
• KEGG ID: D02313
• 医学主题词(MeSH): Nitric+acid
• 美国药典/FDA物质标识码: 411VRN1TV4
• 维基百科标题: Nitric_acid

理论计算性质

• Acid pKa: -1.3999903
• 质子受体: 3
• 质子供体: 1
• LogD (pH = 5.5): 0.8368004
• LogD (pH = 7.4): 0.8368004
• Log P: -0.19802316
• 摩尔折射率: 9.4688 cm^3
• 极化性: 3.677472 Å^3
• 极化表面积: 63.37 Å^2
• 可自由旋转的化学键: 0
• 里宾斯基五规则: true

分子性质

理化性质

• 溶解度: Completely miscible in water; Very soluble in water and ether. Decomposes in alcohol
• 外观: APHA: ≤10; Colorless liquid; colorless to pale amber; Liquid; Liquid, double sub-boiling quartz distillation; Liquid, single sub-boiling quartz distillation; red
• 熔点: -40°C; -42°C
• 沸点: 120.5 °C(lit.); 121°C; 83°C (68% solution boils at 121 °C)
• 闪点: Non-flammable
• 密度: 1.005 g/mL at 25 °C; 1.035 g/mL at 25 °C; 1.37-1.41 g/mL at 20 °C(lit.); 1.38; 1.40; 1.41; 1.41 g/mL at 20 °C; 1.413 g/mL at 20 °C(lit.); 1.413 g/mL at 25 °C; 1.42; 1.48 g/mL at 20 °C(lit.); 1.483; 1.50; 1.5129 g cm^-3; 1.52
• 折射率: 1.397 (16.5 °C)
• 蒸汽压: 6.6 mmHg ( 20 °C); 8 mmHg ( 20 °C)
• 蒸汽密度: 1 (vs air); 1.3 (vs air)
• pKa: -1.4
• 偶极距: 2.17 ± 0.02 D
• 标准摩尔生成焓 (ΔfH^o298): -207 kJ·mol^-1
• 标准摩尔熵 (S^o298): 146 J·mol^-1·K^-1

安全信息

• 保存注意事项: Hygroscopic
• RTECS编号: QU5775000; QU5900000
• 欧盟危险性物质标志: 腐蚀性(Corrosive) (C); 氧化性(Oxidising) (O); 有毒(Toxic) (T); 剧毒(Highly toxic) (T+); 刺激性(Irritant) (Xi)
• 联合国危险货物编号: 2031; 2032; 3264; UN2031; UN2032; UN3624
• 德国WGK号: 1; 2; 3
• 联合国危险货物等级: 8
• 联合国危险货物包装类别(PG): 1; 2; 3; I; II; III
• 危险公开号: 34; 35; 36/38; 8-20-35; 8-26/27-35; 8-35; R8 R35
• 安全公开号: 23-26-36-45; 26; 26-28-36/37/39-45; 26-36/37/39-45; 26-36/37/39-45-60; 26-36-45; S1/2 S23 S26 S36 S45
• TSCA收录: 是
• 欧盟危险品索引: 007-004-00-1
• GHS危险品标识: GHS03; GHS05; GHS06; GHS07
• GHS警示词: Danger; Warning
• NFPA704:
  

  0

  4

  0

  OX
• GHS危险声明: H272-H311 + H331-H314; H272-H314; H272-H314-H335; H272-H330-H314-H318; H314; H314-H272; H315-H319; H330-H314-H318
• GHS警示性声明: P220-P261-P280-P305 + P351 + P338-P310; P220-P280-P305 + P351 + P338-P310; P221-P210-P303+P361+P353-P305+P351+P338-P405-P501A; P221-P303+P361+P353-P304+P340-P305+P351+P338-P320-P405-P501A; P280-P303+P361+P353-P305+P351+P338-P310; P280-P305 + P351 + P338-P310; P305 + P351 + P338
• 个人保护装置: Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• RID/ADR: UN 2031 8/PG 1; UN 2031 8/PG 2; UN 2032 8/PG 1; UN 3264 8/PG 3
• 保存温度: 2-8°C

产品相关信息

• 纯度: >90%; ≥65%; ≥65% (T); ≥69%; ≥69.0%; ≥69.0% (T); ≥90.0%; ≥97.0%; ≥99% (T); ≥99.5%; ≥99.999% trace metals basis; 60.0-61.0%; 60.0-62.0%; 64-66%; 65.0-66.0%; 65-70%, 99.999% (metals basis); 65-70%, 99.9999% (metals basis); 67-70%; 68.0-70.0%; 68.0-70.0% (ACS specification); 68-70%; 69.0-70.0%; 69-70%; 70%; 90%; 90.0-94.0%
• 浓度: >90%; 0.0950-0.1050 N (Exact value stated on label); 0.1 M; 0.1 M HNO3 (0.1N); 0.1 M HNO3 in H2O (0.1N); 0.950-1.050 N (Exact value stated on label); 1 M; 1 M HNO3 (1N); 1 N; 1.0 M HNO3 (1.0N); 1.0N; 1/10 N; 2 M HNO3 (2N); 25%; 65-70%
• 级别: ACS reagent; AR grade; JIS special grade; meets analytical specification of BP, Ph Eur, Ph Franç, USP, FCC, E339; puriss.; puriss. p.a.; puriss. p.a. plus; purum p.a.; reagent grade; SAJ first grade; SAJ super special grade; semiconductor grade MOS PURANAL™ (Honeywell 17920); semiconductor grade PURANAL™ (Honeywell 17818); semiconductor grade PURANAL™ (Honeywell 17952); semiconductor grade VLSI PURANAL™ (Honeywell 17512); TraceSELECT®; TraceSELECT® Ultra
• 主要成分: HNO3, >90%
• 包装: pkg of 0.1 mol (6.301 g HNO3); pkg of 1.0 mol (63.013 g HNO3)
• 适用性: passes test for suitability for det. with dithizone; suitable for determination of toxic metals
• 燃烧残渣: ≤0.0002% (as SO4); ≤0.0005% (as SO4); ≤0.001% (as SO4); ≤0.002%; ≤5 ppm
• 杂质: ≤0.0005% heavy metals (as Pb); 5-10% dissolved oxides as N2O3
• 痕量阳离子: Ag: ≤0.01 mg/kg; Ag: ≤0.01 μg/kg; Ag: ≤0.5 μg/kg; Al: ≤0.01 mg/kg; Al: ≤0.05 mg/kg; Al: ≤0.05 μg/kg; Al: ≤0.5 mg/kg; Al: ≤5 μg/kg; As: ≤0.01 mg/kg; As: ≤0.01 ppm; As: ≤0.1 μg/kg; As: ≤0.3 ppm; As: ≤0.5 μg/kg; As: ≤0.7 ppm; As: ≤1 mg/kg; Au: ≤0.01 mg/kg; Au: ≤0.02 μg/kg; Au: ≤1 μg/kg; B: ≤0.01 mg/kg; Ba: ≤0.01 mg/kg; Ba: ≤0.01 μg/kg; Ba: ≤0.02 mg/kg; Ba: ≤0.5 μg/kg; Be: ≤0.01 mg/kg; Be: ≤0.01 μg/kg; Be: ≤0.02 mg/kg; Be: ≤0.5 μg/kg; Bi: ≤0.01 mg/kg; Bi: ≤0.01 μg/kg; Bi: ≤0.1 mg/kg; Bi: ≤0.5 μg/kg; Ca: ≤0.01 mg/kg; Ca: ≤0.1 mg/kg; Ca: ≤0.1 μg/kg; Ca: ≤0.5 mg/kg; Ca: ≤1 mg/kg; Ca: ≤10 mg/kg; Ca: ≤10 μg/kg; Ca: ≤5 mg/kg; Cd: ≤0.01 mg/kg; Cd: ≤0.01 μg/kg; Cd: ≤0.5 μg/kg; Cd: ≤5 mg/kg; Ce: ≤0.01 μg/kg; Ce: ≤0.5 μg/kg; Co: ≤0.01 mg/kg; Co: ≤0.02 μg/kg; Co: ≤0.5 μg/kg; Co: ≤5 mg/kg; Cr: ≤0.01 mg/kg; Cr: ≤0.02 mg/kg; Cr: ≤0.05 μg/kg; Cr: ≤0.1 mg/kg; Cr: ≤1 μg/kg; Cr: ≤5 mg/kg; Cs: ≤0.01 μg/kg; Cs: ≤0.5 μg/kg; Cu: ≤0.01 mg/kg; Cu: ≤0.02 μg/kg; Cu: ≤0.5 μg/kg; Cu: ≤5 mg/kg; Dy: ≤0.01 μg/kg; Er: ≤0.01 μg/kg; Eu: ≤0.01 μg/kg; Fe: ≤0.01 mg/kg; Fe: ≤0.1 mg/kg; Fe: ≤0.1 μg/kg; Fe: ≤0.2 mg/kg; Fe: ≤0.2 ppm; Fe: ≤1 mg/kg; Fe: ≤10 mg/kg; Fe: ≤2 ppm; Fe: ≤5 mg/kg; Fe: ≤5 μg/kg; Ga: ≤0.01 mg/kg; Ga: ≤0.01 μg/kg; Ga: ≤0.5 μg/kg; Gd: ≤0.01 μg/kg; Ge: ≤0.01 mg/kg; Ge: ≤0.01 μg/kg; Ge: ≤0.05 mg/kg; Ge: ≤0.5 mg/kg; Ge: ≤0.5 μg/kg; heavy metals (as Pb): ≤0.2 ppm; heavy metals (as Pb): ≤5 ppm; Hf: ≤0.01 μg/kg; Hg: ≤0.005 mg/kg; Hg: ≤0.01 mg/kg; Hg: ≤0.5 μg/kg; Ho: ≤0.01 μg/kg; In: ≤0.01 mg/kg; In: ≤0.02 μg/kg; In: ≤0.5 μg/kg; Ir: ≤0.01 μg/kg; K: ≤0.01 mg/kg; K: ≤0.05 mg/kg; K: ≤0.1 mg/kg; K: ≤0.1 μg/kg; K: ≤10 μg/kg; K: ≤50 mg/kg; La: ≤0.01 μg/kg; Li: ≤0.01 mg/kg; Li: ≤0.01 μg/kg; Li: ≤0.5 μg/kg; Lu: ≤0.01 μg/kg; Mg: ≤0.01 mg/kg; Mg: ≤0.05 μg/kg; Mg: ≤0.1 mg/kg; Mg: ≤0.2 mg/kg; Mg: ≤1 μg/kg; Mg: ≤5 mg/kg; Mn: ≤0.01 mg/kg; Mn: ≤0.01 μg/kg; Mn: ≤0.5 μg/kg; Mn: ≤5 mg/kg; Mo: ≤0.01 mg/kg; Mo: ≤0.01 μg/kg; Mo: ≤0.02 mg/kg; Mo: ≤0.5 μg/kg; Na: ≤0.01 mg/kg; Na: ≤0.1 μg/kg; Na: ≤0.5 mg/kg; Na: ≤10 μg/kg; Na: ≤5 mg/kg; Na: ≤50 mg/kg; Nb: ≤0.01 μg/kg; Nd: ≤0.01 μg/kg; Ni: ≤0.01 mg/kg; Ni: ≤0.02 mg/kg; Ni: ≤0.05 μg/kg; Ni: ≤1 μg/kg; Ni: ≤5 mg/kg; Pb: ≤0.01 mg/kg; Pb: ≤0.01 μg/kg; Pb: ≤0.5 μg/kg; Pb: ≤5 mg/kg; Pd: ≤0.05 μg/kg; Pr: ≤0.01 μg/kg; Pt: ≤0.01 mg/kg; Pt: ≤0.02 μg/kg; Pt: ≤0.5 μg/kg; Rb: ≤0.01 μg/kg; Rb: ≤0.5 μg/kg; Re: ≤0.01 μg/kg; Rh: ≤0.01 μg/kg; Ru: ≤0.01 μg/kg; Sb: ≤0.01 mg/kg; Sb: ≤0.01 μg/kg; Sb: ≤0.5 μg/kg; Sc: ≤0.05 μg/kg; Se: ≤0.1 μg/kg; Se: ≤1 μg/kg; Sm: ≤0.01 μg/kg; Sn: ≤0.01 mg/kg; Sn: ≤0.05 μg/kg; Sn: ≤0.5 μg/kg; Sr: ≤0.01 mg/kg; Sr: ≤0.01 μg/kg; Sr: ≤0.5 μg/kg; Tb: ≤0.01 μg/kg; Te: ≤0.01 μg/kg; Th: ≤0.01 μg/kg; Ti: ≤0.01 mg/kg; Ti: ≤0.01 μg/kg; Ti: ≤0.1 mg/kg; Ti: ≤1 μg/kg; Tl: ≤0.01 mg/kg; Tl: ≤0.01 μg/kg; Tl: ≤0.05 mg/kg; Tl: ≤0.5 mg/kg; Tl: ≤0.5 μg/kg; Tm: ≤0.01 μg/kg; U: ≤0.01 μg/kg; U: ≤0.5 μg/kg; V: ≤0.01 mg/kg; V: ≤0.01 μg/kg; V: ≤1 μg/kg; W: ≤0.01 μg/kg; Y: ≤0.01 μg/kg; Yb: ≤0.01 μg/kg; Zn: ≤0.01 mg/kg; Zn: ≤0.05 mg/kg; Zn: ≤0.05 μg/kg; Zn: ≤0.5 mg/kg; Zn: ≤1 μg/kg; Zn: ≤5 mg/kg; Zr: ≤0.01 mg/kg; Zr: ≤0.01 μg/kg; Zr: ≤0.1 mg/kg; Zr: ≤1 μg/kg
• 痕量阴离子: chloride (Cl-): <300 μg/kg; chloride (Cl-): ≤0.1 mg/kg; chloride (Cl-): ≤0.3 mg/kg; chloride (Cl-): ≤0.5 mg/kg; chloride (Cl-): ≤0.5 ppm; chloride (Cl-): ≤0.7 ppm; chloride (Cl-): ≤1 mg/kg; chloride (Cl-): ≤10 mg/kg; dissolved oxides: ≤0.1% (as N2O3); phosphate (PO43-): <10 μg/kg; phosphate (PO43-): ≤0.01 mg/kg; phosphate (PO43-): ≤0.2 mg/kg; phosphate (PO43-): ≤0.5 mg/kg; sulfate (SO42-): <50 μg/kg; sulfate (SO42-): ≤0.05 mg/kg; sulfate (SO42-): ≤0.5 mg/kg; sulfate (SO42-): ≤1 mg/kg; sulfate (SO42-): ≤1 ppm; sulfate (SO42-): ≤10 mg/kg; sulfate (SO42-): ≤150 mg/kg; sulfate (SO42-): ≤2 mg/kg; sulfate (SO42-): ≤5 ppm
• 提纯方法: double-distillation; redistillation
• 品质说明: for ultratrace analysis; packed in coated, shock- and leak-protected glass bottle; volumetric
• Factor: 1.000 ±0.001
• 稀释测试: passes test
• Empirical Formula (Hill Notation): HNO3

详细说明

Sigma Aldrich - 467472

包装
带聚合物涂层瓶包装

Sigma Aldrich - 40230

法律信息
PURANAL 商标 Honeywell Specialty Chemicals Seelze GmbH

Sigma Aldrich - 40222

法律信息
PURANAL 商标 Honeywell Specialty Chemicals Seelze GmbH

Sigma Aldrich - 225711

包装
475 mL in glass bottle

Sigma Aldrich - 319155

General description
请访问 滴定中心 了解更多信息。
包装
2 L in glass bottle
450 mL in glass bottle

Sigma Aldrich - 35315

General description
请访问 滴定中心 了解更多信息。
包装
1 L in glass bottle

Sigma Aldrich - 35278

General description
请访问 滴定中心 了解更多信息。

Sigma Aldrich - 35318

General description
请访问 滴定中心 了解更多信息。

Sigma Aldrich - 40280

法律信息
PURANAL 商标 Honeywell Specialty Chemicals Seelze GmbH

Sigma Aldrich - 40303

法律信息
PURANAL 商标 Honeywell Specialty Chemicals Seelze GmbH

Sigma Aldrich - 02650

法律信息
TraceSELECT 注册商标 Sigma-Aldrich Co. LLC

Sigma Aldrich - 695025

包装
500 mL in PVC coated

Sigma Aldrich - 16355

General description
This certified eluent concentrate for ion chromatography is traceable by potentiometric titration to NIST Standard Reference Material. It is certified in accordance with ISO Guide 31. All details about exact content, uncertainty, traceability and expiry date are described in the certificate.Download at: http://www.sigma-aldrich.com.
Preparation Note
由硝酸和高纯水（18.2MΩ，经 0.2μm 膜过滤）配制而成

Sigma Aldrich - 38274

General description
concentration after dilution to 1L: 1.0mol/L (1.0N); amount of substance 1.0mol (63.013 g HNO3)
请访问 滴定中心 了解更多信息。

Sigma Aldrich - 319163

General description
请访问 滴定中心 了解更多信息。
包装
2 L in glass bottle
450 mL in poly bottle

Sigma Aldrich - 84378

Application
用于分解有机和无机样品以测定汞
包装
1, 2.5 L in glass bottle

Sigma Aldrich - 258121

Frequently Asked Questions
Live Chat and Frequently Asked Questions are available for this Product.
包装
25g 透明玻璃瓶包装；500g 聚合物涂覆的透明玻璃瓶包装

Sigma Aldrich - 309079

包装
100, 500 mL in PVC coated

Sigma Aldrich - 84385

包装
250, 500 mL in poly bottle
法律信息
TraceSELECT 注册商标 Sigma-Aldrich Co. LLC

Sigma Aldrich - 438073

包装
2.5 L in glass bottle
500 mL in glass bottle
聚合物涂覆瓶包装
6×2.5 L in PVC coated
6×500 mL in PVC coated

Sigma Aldrich - 84381

Other Notes
分解金属和有机化合物的试剂1,2

Sigma Aldrich - 695033

包装
2.5 L in glass bottle
25, 100, 12×100, 500 mL in glass bottle

Sigma Aldrich - 32042

General description
concentration after dilution to 1L: 0.1mol/L (0.1N); amount of substance 0.1mol (6.301 g HNO3)
请访问 滴定中心 了解更多信息。

Sigma Aldrich - 695041

包装
25, 500 mL in glass bottle

Sigma Aldrich - 30709

General description
黄色瓶子对产品质量无任何影响。
包装
1, 2.5, 4×2.5 L-GL in glass bottle
PE 瓶包装；也提供黑色 PE 瓶包装（材料编号以 PEBL 结尾）；玻璃瓶包装（材料编号以 *-GL 结尾）、PE 罐包装（材料编号以 *-H 结尾）

Sigma Aldrich - 07006

General description
黄色瓶子对产品质量无任何影响。
包装
PE 瓶包装；也提供玻璃瓶包装（材料编号以 *-GL 结尾）、PE 罐包装（材料编号以 *-H 结尾）

Sigma Aldrich - 78005

Caution
100% 发烟硝酸的化学性质使其在遇光时可形成氮氧化物。