Merck

238597

Sigma-Aldrich

硫酸钠

ACS reagent, ≥99.0%, anhydrous, powder

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线性分子式:
Na2SO4
CAS号:
分子量:
142.04
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.21

等级

ACS reagent
anhydrous

质量水平

检测方案

≥99.0%

形式

powder

杂质

≤0.01% insolubles
≤5 ppm N compounds

缺失

≤0.5% loss on ignition

pH值(酸碱度)

5.2-9.2 (25 °C, 5% in water)
5.2-9.2

mp

884 °C (lit.)

密度

2.68 g/mL at 25 °C (lit.)

痕量阴离子

chloride (Cl-): ≤0.001%
phosphate (PO43-): ≤0.001%

痕量阳离子

Ca: ≤0.002%
Fe: ≤0.001%
K: ≤0.002%
Mg: ≤0.001%
heavy metals: ≤5 ppm (by ICP-OES)

SMILES string

[Na+].[Na+].[O-]S([O-])(=O)=O

InChI

1S/2Na.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2

InChI key

PMZURENOXWZQFD-UHFFFAOYSA-L

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239313798592746363
vibrant-m

238597

硫酸钠

vibrant-m

239313

硫酸钠

vibrant-m

798592

硫酸钠

vibrant-m

746363

硫酸钠

assay

≥99.0%

assay

≥99.0%

assay

≥99%

assay

≥99%

form

powder

form

granular

form

granular, powder

form

powder

grade

ACS reagent, anhydrous

grade

ACS reagent, anhydrous

grade

ACS reagent, anhydrous

grade

ACS reagent, anhydrous

cation traces

Ca: ≤0.002%, K: ≤0.002%, heavy metals: ≤5 ppm (by ICP-OES), Fe: ≤0.001%, Mg: ≤0.001%

cation traces

Ca: ≤0.01%, Fe: ≤0.001%, K: ≤0.01%, Mg: ≤0.005%, heavy metals: ≤5 ppm (by ICP-OES)

cation traces

Ca: ≤0.01%, Fe: ≤0.001%, K: ≤0.01%, Mg: ≤0.005%, heavy metals: ≤5 ppm (by ICP-OES)

cation traces

Ca: ≤0.002%, Fe: ≤0.001%, K: ≤0.002%, Mg: ≤0.001%, heavy metals: ≤5 ppm (by ICP-OES)

mp

884 °C (lit.)

mp

884 °C (lit.)

mp

884 °C (lit.)

mp

884 °C (lit.)

应用

硫酸钠可作为催化剂用于:
  • 在PdCl2参与下的芳基卤化物和芳基硼酸Suzuki-Miyaura交叉偶联反应合成联芳基化合物。
  • 通过氨解解聚PET (聚对苯二甲酸乙二醇酯)废弃塑料瓶。
它还可作为添加剂用于Pd催化末端炔烃与芳基卤化物的Sonogashira反应合成多官能团炔烃。

法律信息

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

储存分类代码

13 - Non Combustible Solids

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable


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The use of sodium sulfate as the globulin precipitant in the determination of proteins in blood.
Howe PE.
The Journal of Biological Chemistry, 49(1), 93-107 (1921)
Eagleson M.
Concise Encyclopedia Chemistry, 405-405 (1994)
How does sodium sulfate crystallize? Implications for the decay and testing of building materials.
Rodriguez-Navarro C, et al.
Cement and Concrete Research, 30(10), 1527-1534 (2000)
Teppei Adachi et al.
Inflammatory bowel diseases, 21(1), 31-39 (2014-12-02)
Expression of heat shock protein A4 (HSPA4, also called Apg-2), a member of the HSP110 family, is induced by several forms of stress. The physiological and pathological functions of HSPA4 in the intestine remain to be elucidated. We assessed HSPA4
Clément Cartier et al.
Water research, 47(2), 661-671 (2012-11-24)
Release of lead from 80% partially replaced service lines was compared to full lead service lines using harvested-stabilized lead pipes and field brass connectors. After more than a year of stabilization, lead release was consistent with field samples. Over the

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