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Merck
CN

60353

磷酸钾二元 二元

anhydrous, suitable for luminescence, Molecular Biology, BioUltra, ≥99.0% (T)

别名:

磷酸二钾, 磷酸氢二钾

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关于此项目

线性分子式:
K2HPO4
化学文摘社编号:
分子量:
174.18
PubChem Substance ID:
eCl@ss:
38070212
UNSPSC Code:
12161700
NACRES:
NA.25
EC Number:
231-834-5
MDL number:
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grade

Molecular Biology

Quality Level

product line

BioUltra

assay

≥99.0% (T)

form

powder or crystals

impurities

DNases, none detected, RNases, none detected, insoluble matter, passes filter test, phosphatases, none detected, proteases, none detected

pH

8.7-9.3 (25 °C, 1 M in H2O)

solubility

H2O: 1 M at 20 °C, clear, colorless

anion traces

chloride (Cl-): ≤50 mg/kg, sulfate (SO42-): ≤100 mg/kg

cation traces

Al: ≤5 mg/kg, As: ≤0.1 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤10 mg/kg, Li: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Na: ≤5000 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kg

λ

1 M in H2O

UV absorption

λ: 260 nm Amax: ≤0.20, λ: 280 nm Amax: ≤0.15

suitability

suitable for luminescence

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

Application

磷酸二氢钾和氢氧化钾用于制备磷酸盐缓冲溶液,如生物应用中使用的磷酸钾缓冲水和盐溶液。


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存储类别

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)



历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Audrey Beaussart et al.
ACS nano, 8(10), 10723-10733 (2014-10-07)
A variety of bacterial pathogens use nanoscale protein fibers called type IV pili to mediate cell adhesion, a primary step leading to infection. Currently, how these nanofibers respond to mechanical stimuli and how this response is used to control adhesion
Ming Ye et al.
Biosensors & bioelectronics, 73, 208-213 (2015-06-17)
Several volatile organic compounds (VOCs) are released from human breath or skin. Like chemical substances in blood or urine, some of these vapors can provide valuable information regarding the state of the human body. A highly sensitive acetone biochemical gas
Pamela Gamba et al.
PLoS genetics, 11(6), e1005047-e1005047 (2015-06-26)
Gene expression can be highly heterogeneous in isogenic cell populations. An extreme type of heterogeneity is the so-called bistable or bimodal expression, whereby a cell can differentiate into two alternative expression states. Stochastic fluctuations of protein levels, also referred to



全球贸易项目编号

货号GTIN
843872000504027269276102
843872001004027269126339
60353-1KG04061832675701
60353-250G04061832675718