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567549

Millipore

Sodium Phosphate, Monobasic, Monohydrate, Molecular Biology Grade

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

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Synonym(s):
Sodium phosphate monobasic monohydrate, NaH₂PO₄, Monosodium phosphate, Sodium dihydrogen phosphate monohydrate
Linear Formula:
NaH2PO4 · H2O
CAS Number:
Molecular Weight:
137.99
MDL number:

grade

Molecular Biology

Quality Level

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

SMILES string

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

InChI

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

InChI key

BBMHARZCALWXSL-UHFFFAOYSA-M

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1 of 4

This Item
71504S3522567545
vibrant-m

71504

Sodium phosphate monobasic monohydrate

Essential Grade
vibrant-m

S3522

Sodium phosphate monobasic monohydrate

Essential+ Grade
vibrant-m

567545

Sodium Phosphate, Monobasic

Essential Grade
Quality Level

100

Quality Level

200

Quality Level

200

Quality Level

100

grade

Molecular Biology

grade

ACS reagent, puriss. p.a.

grade

-

grade

ACS reagent

solubility

water: 14 mg/mL

solubility

-

solubility

-

solubility

water: soluble

foreign activity

DNases, proteases, RNases, none detected

foreign activity

-

foreign activity

-

foreign activity

-

cation traces

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

cation traces

As: ≤0.5 mg/kg, Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, K: ≤50 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Zn: ≤5 mg/kg, heavy metals: ≤0.001% (by ICP-OES)

cation traces

Ca: ≤0.005%, Fe: ≤0.001%, K: ≤0.01%, heavy metals (as Pb): ≤0.001%

cation traces

heavy metals: ≤0.001%

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.

Warning

Toxicity: Standard Handling (A)

Reconstitution

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_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


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