Merck

P9791

Sigma-Aldrich

磷酸钾 一元

for molecular biology, ≥98.0%

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别名:
prim.-磷酸钾, 磷酸二氢钾
线性分子式:
KH2PO4
CAS号:
分子量:
136.09
EC 号:
MDL编号:
PubChem化学物质编号:

等级

for molecular biology

质量水平

检测方案

≥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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Potassium phosphate monobasic for molecular biology, ≥98.0%

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P9791

磷酸钾 一元

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Potassium phosphate monobasic powder, suitable for cell culture, suitable for insect cell culture, suitable for plant cell culture, ≥99.0%

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磷酸钾 一元

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Potassium phosphate monobasic BioUltra, for molecular biology, anhydrous, ≥99.5% (T)

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磷酸钾 一元

Premium Grade
Potassium phosphate monobasic ReagentPlus®

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P5379

磷酸钾 一元

-
assay

≥98.0%

assay

≥99.0%

assay

≥99.5% (T)

assay

≥99.0%

form

powder

form

powder

form

powder or crystals

form

powder or crystals

mp

252.6 °C (lit.)

mp

252.6 °C (lit.)

mp

252.6 °C (lit.)

mp

252.6 °C (lit.)

solubility

H2O: 100 mg/mL

solubility

water: 100 mg/mL, clear, colorless

solubility

H2O: 1 M at 20 °C, clear, colorless

solubility

water: 100 mg/mL, clear, colorless

density

2.338 g/mL at 25 °C (lit.)

density

2.338 g/mL at 25 °C (lit.)

density

2.338 g/mL at 25 °C (lit.)

density

2.338 g/mL at 25 °C (lit.)

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
  • 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
  • 测量玉米植株净高亲和力尿素吸收量

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)


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High-throughput fluorescence assay of cytochrome P450 3A4
Cheng Q, et al.
Nature Protocols, 4(9), 1258-1258 (2009)
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Carbonic anhydrases (CAs, EC 4.2.1.1) are ubiquitous enzymes that catalyze the reversible hydration reaction of carbon dioxide. CAs are present as six structurally divergent enzyme families: α, β, γ, δ, ζ and η. β-CAs have a wide distribution across different
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