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529567-M

Potassium Phosphate, Dibasic, Trihydrate, Molecular Biology Grade

Synonym(s):

Potassium Phosphate, Dibasic, Trihydrate, Molecular Biology Grade, K2HPO4

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About This Item

Empirical Formula (Hill Notation):
HK2O4P · 3H2O
CAS Number:
16788-57-1
Molecular Weight:
228.22
UNSPSC Code:
12352302
NACRES:
NA.25
MDL number:
MFCD00149926
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grade

Molecular Biology

Quality Segment

100

description

Merck USA index - 14, 7658

assay

≥98% (titration)

form

solid

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze

color

white

pKa (20 °C)

7.21

solubility

water: soluble

cation traces

heavy metals: ≤0.001%

absorption

≤0.01 at 260 nm, ≤0.01 at 280 nm

foreign activity

DNases, proteases, RNases, none detected

storage temp.

10-30°C

SMILES string

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

InChI

1S/2K.H3O4P.3H2O/c;;1-5(2,3)4;;;/h;;(H3,1,2,3,4);3*1H2/q2*+1;;;;/p-2

InChI key

XQGPKZUNMMFTAL-UHFFFAOYSA-L

General description

Biological buffer (absorbance: ≤0.01 at 260 nm and 280 nm).

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Disclaimer

Toxicity: Standard Handling (A)

Storage Class

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

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