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MilliporeSigma

24-5290

Sigma-Aldrich

Potassium phosphate monobasic

≥99.5%

Synonym(s):

Potassium dihydrogen phosphate, prim.-Potassium phosphate

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About This Item

Linear Formula:
KH2PO4
CAS Number:
7778-77-0
Molecular Weight:
136.09
EC Number:
231-913-4
MDL number:
MFCD00011401
UNSPSC Code:
12352302
PubChem Substance ID:
329752697
Assay:
≥99.5%
Grade:
SAJ special grade
Form:
crystalline

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grade

SAJ special grade

assay

≥99.5%

form

crystalline

availability

available only in Japan

pKa (25 °C)

(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)

mp

252.6 °C (lit.)

density

2.338 g/mL at 25 °C (lit.)

SMILES string

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

InChI

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

InChI key

GNSKLFRGEWLPPA-UHFFFAOYSA-M

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This Item
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Potassium phosphate monobasic ≥99.5%

Sigma-Aldrich

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Potassium phosphate monobasic

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Sigma-Aldrich

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Potassium phosphate monobasic

Potassium phosphate monobasic ACS reagent, ≥99.0%

Sigma-Aldrich

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Potassium phosphate monobasic

Potassium phosphate monobasic suitable for HPLC, LiChropur™, 99.5-101.0% (T)

Supelco

57618

Potassium phosphate monobasic

form

crystalline

form

powder

form

powder or crystals

form

solid

assay

≥99.5%

assay

≥98.0%

assay

≥99.0%

assay

99.5-101.0% (T)

mp

252.6 °C (lit.)

mp

252.6 °C (lit.)

mp

252.6 °C (lit.)

mp

252.6 °C (lit.)

density

2.338 g/mL at 25 °C (lit.)

density

2.338 g/mL at 25 °C (lit.)

density

2.338 g/mL at 25 °C (lit.)

density

2.338 g/mL at 25 °C (lit.)

availability

available only in Japan

availability

-

availability

-

availability

-

pKa (25 °C)

(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)

pKa (25 °C)

(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)

pKa (25 °C)

(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)

pKa (25 °C)

(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)

Application

pH standard solution

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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Certificates of Analysis (COA)

Lot/Batch Number
U4231
U5126
U4921
U0342
U2695

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Frontiers in zoology, 12, 19-19 (2015-08-25)
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Interactions between a host and a bacterial pathogen are mediated by cross-talk between molecules present on, or secreted by, pathogens and host binding-molecules. Identifying proteins involved at this interface would provide substantial insights into this interaction. Although numerous studies have
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