Sodium phosphate dibasic

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Cat.No. 3153 - Sodium phosphate dibasic | Na2HPO4 | CAS No. 7558-79-4
Description: Commonly used in biological assay buffers
Chemical Name: Disodium hydrogen phosphate
Purity: ≥99%
Datasheet
Citations
Literature

Biological Activity

Commonly used in biological assay buffers.

Technical Data

M. Wt 141.96
Formula Na2HPO4
Storage Store at RT
Purity ≥99%
CAS Number 7558-79-4
PubChem ID 24203
InChI Key BNIILDVGGAEEIG-UHFFFAOYSA-L
Smiles [Na][PH](O[O])(O[O])[Na]

The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.

All Tocris products are intended for laboratory research use only.

Solubility Data

Solvent Max Conc. mg/mL Max Conc. mM
Solubility
water 42.59 300

Preparing Stock Solutions

The following data is based on the product molecular weight 141.96. Batch specific molecular weights may vary from batch to batch due to solvent of hydration, which will affect the solvent volumes required to prepare stock solutions.

Select a batch to recalculate based on the batch molecular weight:
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 7.04 mL 35.22 mL 70.44 mL
5 mM 1.41 mL 7.04 mL 14.09 mL
10 mM 0.7 mL 3.52 mL 7.04 mL
50 mM 0.14 mL 0.7 mL 1.41 mL

Molarity Calculator

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*When preparing stock solutions always use the batch-specific molecular weight of the product found on the vial label and SDS / CoA (available online).

Reconstitution Calculator

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Dilution Calculator

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Product Datasheets

Certificate of Analysis / Product Datasheet
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Safety Datasheet

References

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