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1.05151

Potassium sulfate

powder, EMPROVE® ESSENTIAL, Ph. Eur., BP, JP, E 515

Synonym(s):

Potassium sulfate, Potassium pyrosulfate

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Size/SKUAvailabilityPrice
1 kg

Estimated to ship onMay 26, 2026fromAreál Kühne+Nagel spol. s r.o.

CZK 6,550.00
25 kg

Estimated to ship onMay 26, 2026fromAreál Kühne+Nagel spol. s r.o.

CZK 60,400.00

About This Item

Empirical Formula (Hill Notation):
K2O4S
CAS Number:
Molecular Weight:
174.26
UNSPSC Code:
12352302
E Number:
E515
EC Index Number:
231-915-5
MDL number:

CZK 6,550.00


Estimated to ship onMay 26, 2026Details


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Quality Segment

agency

BP, JP, Ph. Eur.

product line

EMPROVE® ESSENTIAL

form

fine powder, powder

pH

5.5-8.5 (20 °C, 50 g/L in H2O)

bp

1689 °C/1013 hPa

mp

1069 °C

solubility

111 g/L

density

2.66 g/cm3 at 20 °C

application(s)

liquid formulation
pharmaceutical
solid formulation

storage temp.

2-30°C

SMILES string

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

InChI

1S/2K.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2

InChI key

OTYBMLCTZGSZBG-UHFFFAOYSA-L

General description

Finding the right excipient that matches your needs as well as regulatory demands can be a complicated challenge in formulation. With our application know-how and regulatory expertise, we support you in every step of development, scale-up, and production.
As part of our Emprove® Program, our raw materials are offered with extensive documentation facilitating compliance of your pharma and biopharma product, full supply chain transparency and risk mitigation. Our SAFC® portfolio of high-quality products for biopharmaceutical and pharmaceutical formulation and production withstands strict quality control procedures and is produced according to applicable cGMP guidelines.

Application

Potassium sulfate powder Emprove® Essential is mainly used in highly regulated pharmaceutical applications.

Legal Information

Emprove is a registered trademark of Merck KGaA, Darmstadt, Germany
SAFC is a registered trademark of Merck KGaA, Darmstadt, Germany

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This Item
1.05150223492221325
application(s)

liquid formulation
pharmaceutical
solid formulation

application(s)

liquid formulation
pharmaceutical
solid formulation

application(s)

-

application(s)

-

agency

BP, Ph. Eur., JP

agency

BP, JP, Ph. Eur.

agency

suitable for EPA 300

agency

-

form

fine powder

form

coarse powder, crystalline

form

powder

form

powder or crystals

product line

EMPROVE® ESSENTIAL

product line

EMPROVE® ESSENTIAL

product line

-

product line

-

solubility

111 g/L

solubility

-

solubility

water: soluble (120 g/l)

solubility

water: soluble (120 g/l)

density

2.66 g/cm3 at 20 °C

density

2.66 g/cm3 at 20 °C

density

-

density

-


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Storage Class

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable



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