Merck
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339741

Sigma-Aldrich

硫酸

99.999%

Linear Formula:
H2SO4
CAS Number:
Molecular Weight:
98.08
Beilstein:
2037554
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.22

蒸汽密度

<0.3 (25 °C, vs air)

质量水平

蒸汽压

1 mmHg ( 146 °C)

描述

Nominally 95-98% H2SO4

测定

99.999%

形式

viscous liquid

颜色

clear

pH值(酸碱度)

1.2 (5 g/L)

bp

~290 °C (lit.)

密度

1.840 g/mL at 25 °C (lit.)

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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1 of 4

This Item
1.090741.007131.09073
Sulfuric acid 99.999%

Sigma-Aldrich

339741

硫酸

Sulfuric acid c(H2SO4) = 0.05 mol/l (0.1 N), Titripur&#174;, reag. USP

Supelco

1.09074

硫酸

Sulfuric acid 95-98%, EMPROVE&#174; ESSENTIAL, Ph. Eur., BP, JPE, NF

SAFC

1.00713

硫酸

Sulfuric acid c(H2SO4)=0,25MOL/L (0.5N) c(H2SO4) = 0.25 mol/l (0.5 N), Titripur&#174;

Supelco

1.09073

硫酸 溶液

vapor density

<0.3 (25 °C, vs air)

vapor density

-

vapor density

<0.3 (25 °C, vs air)

vapor density

-

vapor pressure

1 mmHg ( 146 °C)

vapor pressure

-

vapor pressure

0.0001 hPa ( 20 °C), 1 mmHg ( 146 °C)

vapor pressure

-

assay

99.999%

assay

-

assay

95-97% (alkalimetric)

assay

-

form

viscous liquid

form

liquid

form

liquid

form

liquid

pH

1.2 (5 g/L)

pH

1.3 (20 °C in H2O)

pH

0.3 (25 °C, 49 g/L in H2O)

pH

1.0 (20 °C in H2O)

bp

~290 °C (lit.)

bp

-

bp

~290 °C (lit.)

bp

-

一般描述

可以通过二氧化硫的催化氧化来制备硫酸。它是一种非常强的电解质,对水具有很高的亲和力。

应用

硫酸在化学工业中可用作脱水剂、催化剂和活性反应物。它还用于制备硅硫酸复合材料,这种材料用作有机合成的催化剂。

分析说明

纯度基于痕量金属

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

8B - Non-combustible, corrosive hazardous materials

WGK

WGK 1

闪点(F)

Not applicable

闪点(C)

Not applicable

个人防护装备

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

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