Merck
All Photos(4)

S3264

Sigma-Aldrich

磷酸钠二元 二元

for molecular biology, ≥98.5% (titration)

Synonym(s):
磷酸一氢钠, 磷酸氢二钠
Linear Formula:
Na2HPO4
CAS Number:
Molecular Weight:
141.96
EC 号:
MDL编号:
eCl@ss:
38070211
PubChem化学物质编号:
NACRES:
NA.25

等级

for molecular biology

质量水平

200

测定

≥98.5% (titration)

形式

powder

pH值(酸碱度)

8.9-9.2 (25 °C, 50 g/L in water)

pKa (25 °C)

(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)

溶解性

H2O: 100 mg/mL

痕量阴离子

chloride (Cl-): ≤40 ppm

痕量阳离子

Fe: ≤20 ppm
heavy metals (as Pb): ≤10 ppm

application(s)

diagnostic assay manufacturing

异质活性

DNase, RNase and protease, none detected

SMILES string

[Na+].[Na+].[H]OP([O-])([O-])=O

InChI

1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2

InChI key

BNIILDVGGAEEIG-UHFFFAOYSA-L

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Related Categories

储存分类代码

13 - Non Combustible Solids

WGK

WGK 1

闪点(F)

Not applicable

闪点(C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)

Certificate of Analysis

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Certificate of Origin

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