Merck
所有图片(1)

30743

Sigma-Aldrich

硫酸

puriss. p.a., for determination of Hg, ACS reagent, reag. ISO, reag. Ph. Eur., 95.0-97.0%

线性分子式:
H2SO4
CAS号:
分子量:
98.08
Beilstein:
2037554
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.21

质量水平

200

等级

ACS reagent
puriss. p.a.

Agency

USP/NF
reag. ISO
reag. Ph. Eur.

蒸汽密度

<0.3 (25 °C, vs air)

蒸汽压

1 mmHg ( 146 °C)

描述

Nominally 95-98% H2SO4

测定

95.0-97.0%

形式

liquid

杂质

≤1 ppm heavy metals (as Pb)
≤2 ppm KMnO4 red. matter (as O)
≤2 ppm ammonium (NH4)

灼烧残渣

≤5 ppm

pH值(酸碱度)

1.2 (5 g/L)

bp

~290 °C (lit.)

密度

1.840 g/mL at 25 °C (lit.)

痕量阴离子

chloride (Cl-): ≤0.1 ppm
nitrate (NO3-): ≤0.2 ppm
phosphate (PO43-): ≤0.5 mg/kg

痕量阳离子

Ag: ≤0.02 mg/kg
Al: ≤0.05 mg/kg
As: ≤0.01 ppm
Ba: ≤0.05 mg/kg
Be: ≤0.01 mg/kg
Bi: ≤0.05 mg/kg
Ca: ≤0.2 mg/kg
Cd: ≤0.02 mg/kg
Co: ≤0.01 mg/kg
Cr: ≤0.05 mg/kg
Cu: ≤0.01 mg/kg
Fe: ≤0.1 ppm
Ge: ≤0.05 mg/kg
Hg: ≤5 ppb
K: ≤0.1 mg/kg
Li: ≤0.01 mg/kg
Mg: ≤0.05 mg/kg
Mn: ≤0.01 mg/kg
Mo: ≤0.02 mg/kg
Na: ≤0.5 mg/kg
Ni: ≤0.02 mg/kg
Pb: ≤0.02 mg/kg
Sr: ≤0.02 mg/kg
Ti: ≤0.1 mg/kg
Tl: ≤0.05 mg/kg
V: ≤0.01 mg/kg
Zn: ≤0.05 mg/kg
Zr: ≤0.1 mg/kg

SMILES string

OS(O)(=O)=O

InChI

1S/H2O4S/c1-5(2,3)4/h(H2,1,2,3,4)

InChI key

QAOWNCQODCNURD-UHFFFAOYSA-N

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包装

1, 2.5 L in poly bottle
PE瓶封装;也可提供黑色PE瓶包装(材料编号以PEBL结尾);玻璃瓶(材料编号以*-GL结尾),PE罐(材料编号以* -H结尾)

其他说明

货号30743-4X2.5L将停产。请订购物理性质和规格相同的单瓶30743-2.5L。
货号30743-4X2.5L-M将停产。请订购物理性质和规格相同的单瓶30743-2.5L-M。
货号30743-6X1L将停产。请订购物理性质和规格相同的单瓶30743-1L。

象形图

Corrosion

警示用语:

Danger

危险声明

危险分类

Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A

储存分类代码

8A - Combustible, corrosive hazardous materials

WGK

WGK 1

闪点(F)

Not applicable

闪点(C)

Not applicable

分析证书

请输入批号搜索分析证书(COA)。

原产地证书 (CofO)

请输入批号搜索原产地证书(COO)。

Determination of mercury in natural waters and effluents by flameless atomic absorption spectrophotometry.
S H Omang
Analytica chimica acta, 53(2), 415-419 (1971-02-01)
Jing Li et al.
Journal of chromatography. A, 1404, 39-43 (2015-06-09)
The paper reports on a novel method for rapid determination of carbonyl in lignins by headspace gas chromatography (HS-GC). The method involves the quantitative carbonyl reduction for aldehydes in 2min at room temperature or for acetones in 30min at 80°C
Investigation of the kinetics and mechanism of the anodic oxidation of aniline in aqueous sulfuric acid solution at a platinum electrode.
Mohilner DM, et al.
Journal of the American Chemical Society, 84(19), 3618-3622 (1962)
Self-Ordering of Cell Arrangement of Anodic Porous Alumina Formed in Sulfuric Acid Solution.
Masuda H, et al.
Journal of the Electrochemical Society, 144(5), L127-L130 (1997)
João Almeida et al.
Nature, 502(7471), 359-363 (2013-10-08)
Nucleation of aerosol particles from trace atmospheric vapours is thought to provide up to half of global cloud condensation nuclei. Aerosols can cause a net cooling of climate by scattering sunlight and by leading to smaller but more numerous cloud

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