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P5655

Sigma-Aldrich

Potassium phosphate monobasic

powder, suitable for cell culture, suitable for insect cell culture, suitable for plant cell culture, ≥99.0%

Synonym(s):

Potassium dihydrogen phosphate, prim.-Potassium phosphate

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100 G
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500 G
CHF 140.00
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CHF 266.00

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100 G
CHF 47.70
500 G
CHF 140.00
1 KG
CHF 266.00

About This Item

Linear Formula:
KH2PO4
CAS Number:
Molecular Weight:
136.09
EC Number:
MDL number:
UNSPSC Code:
12161700
PubChem Substance ID:
NACRES:
NA.25

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Quality Level

Assay

≥99.0%

form

powder

technique(s)

cell culture | insect: suitable
cell culture | mammalian: suitable
cell culture | plant: suitable

pH

4.2-4.6 (20 °C, 20 g/L)

pKa (25 °C)

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

mp

252.6 °C (lit.)

solubility

water: 100 mg/mL, clear, colorless

density

2.338 g/mL at 25 °C (lit.)

application(s)

diagnostic assay manufacturing

storage temp.

room temp

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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1 of 4

This Item
RDD0370424392214
technique(s)

cell culture | insect: suitable, cell culture | plant: suitable, cell culture | mammalian: suitable

technique(s)

cell culture | insect: suitable, cell culture | mammalian: suitable, cell culture | plant: suitable

technique(s)

-

technique(s)

qNMR: suitable

assay

≥99.0%

assay

≥99.0%

assay

98-100.5% (calc. to the dried substance)

assay

-

Quality Level

200

Quality Level

100

Quality Level

200

Quality Level

100, 300

form

powder

form

-

form

crystalline

form

-

application(s)

diagnostic assay manufacturing

application(s)

-

application(s)

-

application(s)

cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care
pharmaceutical

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.)

Application

  • Potassium phosphate monobasic has been used during isolation of protein from bacterial cells.[1]
  • It has been used in the preparation of PZM-3 (defined medium for porcine embryos) medium.[2]
  • It has been used in the preparation of phosphate buffer saline.[3]

Storage Class Code

11 - 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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