Merck
All Photos(4)

P9791

Sigma-Aldrich

磷酸钾 一元

for molecular biology, ≥98.0%

Synonym(s):
prim.-磷酸钾, 磷酸二氢钾
Linear Formula:
KH2PO4
CAS Number:
Molecular Weight:
136.09
EC 号:
MDL编号:
PubChem化学物质编号:

等级

for molecular biology

质量水平

200

测定

≥98.0%

形式

powder

pKa (25 °C)

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

mp

252.6 °C (lit.)

溶解性

H2O: 100 mg/mL

密度

2.338 g/mL at 25 °C (lit.)

痕量阴离子

chloride (Cl-): ≤10 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, Exonuclease; NICKase, Endonuclease; RNase and protease, none detected

SMILES string

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

InChI

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

InChI key

GNSKLFRGEWLPPA-UHFFFAOYSA-M

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应用

磷酸二氢钾已可用于:
  • 细胞色素P450 3A4的高通量荧光测定[1]
  • 啮齿动物蚓状肌的神经肌肉接头发育和退化的形态学分析[2]
  • 测量玉米植株净高亲和力尿素吸收量[3]

包装

100, 500 g in poly bottle
1 kg in poly bottle

储存分类代码

11 - 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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