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73091

Sigma-Aldrich

Potassium sulfate solution

BioUltra, 0.5 M in H2O

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About This Item

Linear Formula:
K2SO4
CAS Number:
7778-80-5
Molecular Weight:
174.26
MDL number:
MFCD00011388
UNSPSC Code:
12352200
Pricing and availability is not currently available.

product line

BioUltra

concentration

0.5 M in H2O

impurities

insoluble matter, passes filter test
≤0.0005% total nitrogen (N)

pH

5.5-7.5 (20 °C, 0.5 M in H2O)

solubility

H2O: 0.5 M at 20 °C, clear, colorless

density

1.056 g/mL at 20 °C

anion traces

chloride (Cl-): ≤5 mg/kg
phosphate (PO43-): ≤10 mg/kg

cation traces

Al: ≤1 mg/kg
As: ≤0.1 mg/kg
Ba: ≤1 mg/kg
Bi: ≤1 mg/kg
Ca: ≤20 mg/kg
Cd: ≤1 mg/kg
Co: ≤1 mg/kg
Cr: ≤1 mg/kg
Cu: ≤1 mg/kg
Fe: ≤1 mg/kg
Li: ≤1 mg/kg
Mg: ≤1 mg/kg
Mn: ≤1 mg/kg
Mo: ≤1 mg/kg
Na: ≤20 mg/kg
Ni: ≤1 mg/kg
Pb: ≤1 mg/kg
Sr: ≤20 mg/kg
Zn: ≤1 mg/kg

λ

0.5 M in H2O

UV absorption

λ: 260 nm Amax: ≤0.01
λ: 280 nm Amax: ≤0.01

SMILES string

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

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Storage Class Code

12 - Non Combustible Liquids

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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Victoria Tkatcheva et al.
Ecotoxicology and environmental safety, 68(3), 419-425 (2007-05-19)
The objective of this study is to discern the effects of increased waterborne lithium and potassium on rainbow trout gill histology, lipid composition, and enzyme activity. The study aims to elucidate the effects of these ions in the laboratory in
Igor Moudrakovski et al.
The journal of physical chemistry. A, 114(1), 309-316 (2010-01-09)
A set of potassium sulfates presenting a variety of sulfur environments (K(2)SO(4), KHSO(4), K(2)S(2)O(7), and K(2)S(2)O(8)) has been studied by (33)S solid state NMR at 21 T. Low natural abundance (0.75%) and small gyromagnetic ratio of (33)S presented a serious
M G M Alam et al.
Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering, 42(4), 447-451 (2007-03-17)
This study presents an environmental-friendly and cost effective method for the extraction of arsenic from contaminated soils. Laboratory experiments using inorganic salts, potassium phosphate (KH2PO4), potassium chloride (KCl), potassium nitrate (KNO3), potassium sulfate (K2SO4), and sodium perchlorate (NaClO4) were evaluated
Viralkumar Patel et al.
The American journal of gastroenterology, 104(4), 953-965 (2009-02-26)
Ingestion of a concentrated low-volume phosphate solution produces copious diarrhea, which cleanses the colon, but it occasionally causes renal failure due to calcium phosphate precipitation in renal tubules. We hypothesized that a concentrated low-volume sulfate solution would be an equally
Douglas K Rex et al.
Gastrointestinal endoscopy, 72(2), 328-336 (2010-07-22)
Low-volume bowel preparations for colonoscopy improve tolerability. We compared the efficacy, tolerability, and safety of a new low-volume sulfate solution with a standard 4-L polyethylene glycol electrolyte lavage solution as bowel preparation for colonoscopy. Multicenter, single-blind, randomized, noninferiority study. Five
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