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S3139

Sigma-Aldrich

Sodium phosphate monobasic

BioReagent, for molecular biology, anhydrous, ≥98%

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Synonym(s):
Monosodium dihydrogen orthophosphate, Monosodium phosphate, Sodium dihydrogen phosphate
Linear Formula:
NaH2PO4
CAS Number:
Molecular Weight:
119.98
EC Number:
MDL number:
eCl@ss:
38070208
PubChem Substance ID:
NACRES:
NA.52

grade

anhydrous
for molecular biology

Quality Level

product line

BioReagent

Assay

≥98%

form

solid

technique(s)

activity assay: suitable

pH

4.0-4.5 (25 °C, 50 g/L in water)

solubility

H2O: complete 100 mg/mL, clear, colorless

anion traces

chloride (Cl-): ≤40 ppm

cation traces

Fe: ≤30 ppm

application(s)

diagnostic assay manufacturing

foreign activity

DNase, RNase and protease, none detected

storage temp.

room temp

SMILES string

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

InChI

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

InChI key

AJPJDKMHJJGVTQ-UHFFFAOYSA-M

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This Item
S8282S0751RDD007
Sodium phosphate monobasic BioReagent, for molecular biology, anhydrous, ≥98%

Sigma-Aldrich

S3139

Sodium phosphate monobasic

Essential+ Grade
Sodium phosphate monobasic BioXtra, ≥99.0%

Sigma-Aldrich

S8282

Sodium phosphate monobasic

Premium Grade
product line

BioReagent

product line

BioXtra

product line

ReagentPlus®

product line

Redi-Dri

assay

≥98%

assay

≥99.0%

assay

≥99.0%

assay

≥99.0%

form

solid

form

powder

form

powder or crystals

form

powder

technique(s)

activity assay: suitable

technique(s)

-

technique(s)

DNA extraction: suitable, electrophoresis: suitable, immunocytochemistry: suitable

technique(s)

-

pH

4.0-4.5 (25 °C, 50 g/L in water)

pH

4.0-6.0 (20 °C, 1 M in H2O)

pH

4.0-4.5 (25 °C, 50 g/L in water)

pH

4.0-4.5 (25 °C, 50 g/L in water)

General description

Sodium phosphate is a salt of sodium hydroxide and phosphoric acid. It is widely used in buffers for molecular biology applications.

Application

Sodium phosphate monobasic is widely used in buffers for molecular biology applications. It is an important ingredient in cholesterol assay reaction buffer and miRNA microarray fabrication.

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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