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제품정보 (DICE 배송 시 비용 별도)
Linear Formula:
K2SO4
CAS 번호:
Molecular Weight:
174.26
NACRES:
NB.24
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
231-915-5
MDL number:
Assay:
≥99.0%
Grade:
ACS reagent
Form:
powder or crystals
Solubility:
water: soluble (120 g/l)
grade
ACS reagent
Quality Level
assay
≥99.0%
form
powder or crystals
impurities
≤0.01% insolubles, ≤5 ppm N compounds
pH
5.5-5.8 (25 °C, 5%)
solubility
water: soluble (120 g/l)
anion traces
chloride (Cl-): ≤0.001%
cation traces
Ca: ≤0.01%, Fe: ≤5 ppm, Mg: ≤0.005%, Na: ≤0.02%, heavy metals: ≤5 ppm (by ICP)
SMILES string
[K+].[K+].[O-]S([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
Potassium sulfate is a water-soluble inorganic salt that is commonly used in fertilizers. It can be prepared by reacting phosphogypsum and potassium chloride. K2SO4 can form needle-like mullite particles on heating with aluminum sulfate and silicon dioxide. Its application to the soil has shown to minimize bronzing of rice plants.
Application
Potassium sulfate may be used as a sulfonating agent in the preparation of 4′-dibenzo-18-crown-6-sulfonic acid via sulfonation of dibenzo-18-crown-6.
저장 등급
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
Sulfonation of benzocrown ethers by potassium sulfate in polyphosphoric acid.
Grebenyuk AD, et al.
Chemistry of Heterocyclic Compounds, 37(7), 822-826 (2001)
Rice bronzing in Nigeria caused by nutrient imbalances and its control by potassium sulfate application.
Yamauchi M.
Plant and Soil, 117(2), 275-286 (1989)
Conversion of phosphogypsum to potassium sulfate.
Aagli A, et al.
Journal of Thermal Analysis and Calorimetry, 82(2), 395-399 (2005)
국제 무역 품목 번호
| SKU | GTIN |
|---|---|
| 221325-500G | 04061838777164 |
| 221325-2.5KG | 04061837768668 |