Merck
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P3786

Sigma-Aldrich

磷酸钾二元 二元

ACS reagent, ≥98%

Synonym(s):
磷酸二钾, 磷酸氢二钾
Linear Formula:
K2HPO4
CAS Number:
Molecular Weight:
174.18
EC 号:
MDL编号:
eCl@ss:
38070212
PubChem化学物质编号:
NACRES:
NA.21

等级

ACS reagent

质量水平

200

测定

≥98%

形式

powder

杂质

≤0.001% Nitrogen compounds (as N)
≤0.01% Insoluble matter

缺失

≤1.0% loss on drying, 105°C

pH值(酸碱度)

8.5-9.6 (25 °C, 5% in solution)

痕量阴离子

chloride (Cl-): ≤0.003%
sulfate (SO42-): ≤0.005%

痕量阳离子

Fe: ≤0.001%
Na: ≤0.05%
heavy metals: ≤5 ppm (by ICP-OES)

SMILES string

[K+].[K+].OP([O-])([O-])=O

InChI

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

InChI key

ZPWVASYFFYYZEW-UHFFFAOYSA-L

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应用

磷酸二氢钾已可用于制备MMG(麦芽糖、甲基绿)培养基,磷酸盐缓冲盐和低渗溶液。

包装

100, 500 g in poly bottle
1, 2.5, 4×2.5 kg in poly bottle

法律信息

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

储存分类代码

11 - Combustible Solids

WGK

WGK 1

闪点(F)

Not applicable

闪点(C)

Not applicable

Certificate of Analysis

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Certificate of Origin

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