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Merck

567549

Sodium Phosphate, Monobasic, Monohydrate, Molecular Biology Grade

Useful in conjunction with Sodium Phosphate, Dibasic in the preparation of biological buffers.

Synonym(s):

Sodium phosphate monobasic monohydrate, Monosodium phosphate, Sodium dihydrogen phosphate monohydrate, NaH2PO4

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About This Item

Linear Formula:
NaH2PO4 · H2O
CAS Number:
Molecular Weight:
137.99
UNSPSC Code:
12352302
NACRES:
NA.25
MDL number:
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Product Name

Sodium Phosphate, Monobasic, Monohydrate, Molecular Biology Grade, Useful in conjunction with Sodium Phosphate, Dibasic in the preparation of biological buffers.

InChI

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

SMILES string

[Na+].[H]O[H].OP(O)([O-])=O

InChI key

BBMHARZCALWXSL-UHFFFAOYSA-M

grade

Molecular Biology

description

Merck USA index - 14, 8660

assay

≥99% (titration)

form

crystalline solid

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze
desiccated (hygroscopic)

color

white

pKa (20 °C)

7.21

solubility

water: 14 mg/mL

cation traces

heavy metals: ≤0.001%
heavy metals (as Pb): ≤0.001%

absorption

≤0.01 at 260 nm
≤0.01 at 280 nm

foreign activity

DNases, proteases, RNases, none detected

shipped in

ambient

storage temp.

10-30°C

Quality Level

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Disclaimer

Toxicity: Standard Handling (A)

General description

Useful in conjuction with sodium phosphate, dibasic (Cat. No. 567550) in the preparation of biological buffers(absorbance: ≤0.01 at 260 nm and 280 nm).
Useful in conjunction with Sodium Phosphate, Dibasic (Cat. No. 567550 or 567547) in the preparation of biological buffers.

Preparation Note

Following reconstitution, store at room temperature. Stock solutions are stable for up to 6 months at room temperature.

Legal Information

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

Storage Class

13 - Non Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificates of Analysis (COA)

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