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Merck
CN

401544

Potassium bisulfate

≥99.99% trace metals basis

Synonym(s):

Potassium hydrogen sulfate

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About This Item

Linear Formula:
KHSO4
CAS Number:
Molecular Weight:
136.17
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
231-594-1
MDL number:
Assay:
≥99.99% trace metals basis
Form:
crystals and lumps
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assay

≥99.99% trace metals basis

form

crystals and lumps

reaction suitability

core: potassium

impurities

≤100.0 ppm Trace Metal Analysis

mp

214 °C (lit.)

acid number

35‑37%(as H2SO4)

density

2.32 g/mL at 25 °C (lit.)

SMILES string

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

InChI

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

InChI key

CHKVPAROMQMJNQ-UHFFFAOYSA-M



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pictograms

CorrosionExclamation mark

signalword

Danger

hcodes

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1B - STOT SE 3

target_organs

Respiratory system

Storage Class

8B - Non-combustible corrosive hazardous materials

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

Regulatory Information

危险化学品

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Michele Ghidotti et al.
Analytica chimica acta, 1034, 92-101 (2018-09-09)
Volatile fatty acids (VFAs) are among the most important parameters in process monitoring of anaerobic digestion plants for biogas production. The concentration of single VFA species is typically determined by direct injection of the acidified aqueous phase of digestate samples
Markus Paananen et al.
Bioresource technology, 193, 97-102 (2015-06-30)
High-alkali low-temperature polysulfide pulping (HALT) was effectively utilised to prevent major polysaccharide losses while maintaining the delignification rate. A yield increase of 6.7 wt% on wood was observed for a HALT pulp compared to a conventionally produced kappa number 60
C C Constantinoiu et al.
Poultry science, 86(9), 1910-1914 (2007-08-21)
Immunoglobulin Y is different from most of the other immunoglobulins because it does not bind protein A or protein G. Thiophilic gel chromatography has been successfully used to purify IgY from chicken egg yolk, but the technology has not previously



Global Trade Item Number

SKUGTIN
401544-50G04061831985535
401544-10G04061831985528