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Potassium phosphate, monobasic anhydrous, USP 98.00–100.50% (CAS 7778-77-0) chemical structureVAQORA
Biological BuffersUSPAvailable on request

Potassium phosphate, monobasic anhydrous, USP 98.00–100.50%

Synonyms: Potassium phosphate monobasic · Monobasic potassium phosphate · Potassium acid phosphate · Phosphoric acid, monopotassium salt

CAS No.7778-77-0
FormulaH2KO4P
Mol. weight136.09
Catalogue No.VQ-046732
Purity98.00–100.50%
HSN28352400

Potassium phosphate (CAS 7778-77-0) – biological buffer, USP grade, 98.00–100.50%. H2KO4P, MW 136.09. Request a quote: COA, bulk packs and worldwide export.

Pack sizesPrice on quotation · bulk available
100 g
250 g
500 g
1 kg
5 kg
25 kg
50 kg
Bulk / custom pack · kg to MT
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Batch COA with every lot
16-section GHS SDS
Export to 120+ countries
DG-compliant packing

About Potassium phosphate, monobasic anhydrous, USP 98.00–100.50%

Potassium phosphate is a biological buffer (USP grade) carrying the CAS registry number 7778-77-0 with a typical assay of 98.00–100.50%. Its molecular formula is H2KO4P and its molecular weight is 136.09 g/mol. Systematically, it is named potassium dihydrogen phosphate. Alternative names: Potassium phosphate monobasic and Monobasic potassium phosphate.

Keep the container tightly sealed and store it in a cool, dry area. Handle it with standard laboratory precautions and appropriate personal protective equipment.

It is commonly used for buffer preparation, cell culture, electrophoresis and chromatography and molecular biology workflows. Typical end-use sectors are academic and industrial research and diagnostics and biotechnology.

Available in 100 g, 250 g, 500 g and 1 kg packs, Potassium phosphate is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

  • Buffer preparation
  • Cell culture
  • Electrophoresis & chromatography
  • Molecular biology workflows

Industries

Diagnostics & BiotechResearch & Academia

Grade guides

USP Grade (United States Pharmacopeia)

Specifications & identifiers

Chemical identifiers
Product namePotassium phosphate, monobasic anhydrous, USP 98.00–100.50%
Catalogue No.VQ-046732
CAS Number7778-77-0
IUPAC namepotassium dihydrogen phosphate
Molecular formulaH2KO4P
Molecular weight136.09 g/mol
Exact mass135.9328
GradeUSP
Purity / assay98.00–100.50%
HSN code28352400
InChIKeyGNSKLFRGEWLPPA-UHFFFAOYSA-M
SMILESOP(=O)(O)[O-].[K+]
PubChem CID516951
Physical properties
Physical formOther
H-bond donors / acceptors2 / 4
TPSA80.6 Ų
SynonymsPotassium phosphate monobasic, Monobasic potassium phosphate, Potassium acid phosphate, Phosphoric acid, monopotassium salt, Potassium phosphate, monobasic, Monopotassium monophosphate, Monopotassium orthophosphate, Monopotassium dihydrogen phosphate, potassium biphosphate, Potassium dihydrogen orthophosphate, Sorensen's potassium phosphate

Documents

Safety Data Sheet (SDS)16-section GHS · on requestCertificate of AnalysisTypical / batch COA · on requestSpecification sheetTDS / MOA · on request

Other grades of CAS 7778-77-0

Frequently asked questions

What is the CAS number of Potassium phosphate, monobasic anhydrous, USP 98.00–100.50%?

The CAS Registry Number of Potassium phosphate, monobasic anhydrous, USP 98.00–100.50% is 7778-77-0. It is also known as Potassium phosphate monobasic, Monobasic potassium phosphate, Potassium acid phosphate.

What is the molecular formula and molecular weight of Potassium phosphate, monobasic anhydrous, USP 98.00–100.50%?

Potassium phosphate, monobasic anhydrous, USP 98.00–100.50% has the molecular formula H2KO4P and a molecular weight of 136.09 g/mol. Its IUPAC name is potassium dihydrogen phosphate.

Which grade and pack sizes of Potassium phosphate, monobasic anhydrous, USP 98.00–100.50% can I order?

We supply Potassium phosphate, monobasic anhydrous, USP 98.00–100.50% in USP (98.00–100.50%) grade, in 100 g, 250 g, 500 g, 1 kg, 5 kg, 25 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Potassium phosphate, monobasic anhydrous, USP 98.00–100.50%?

Yes. Every lot of Potassium phosphate, monobasic anhydrous, USP 98.00–100.50% is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Potassium phosphate, monobasic anhydrous, USP 98.00–100.50% be shipped internationally?

Yes. We export Potassium phosphate, monobasic anhydrous, USP 98.00–100.50% worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.

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Why buyers choose Vaqora

  • Batch-traceable lots with COA
  • R&D packs to multi-tonne supply
  • IATA / IMDG dangerous-goods packing
  • EXW, FOB, CIF, DAP Incoterms
  • Custom synthesis & sourcing
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