potassium oxide


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potassium oxide

[pə′tas·ē·əm ′äk‚sīd]
(inorganic chemistry)
K2O Gray, water-soluble crystals; melts at red heat; forms potassium hydroxide in water.
References in periodicals archive ?
Calcium oxide is present in the ore due to calcite and barium oxide due to barite, whereas aluminum oxide, sodium oxide and potassium oxide are mainly associated withdifferent clay minerals.
The PF8-K[C.sub.8]-[H.sub.2]O-SDS dispersion was filtered through a nitrocellulose membrane and then washed with hot water to remove SDS and potassium oxide as KOH, as shown in
In last melting, potassium oxide (K2O) was totally replaced with sodium oxide (Na2O) (Table 1).
Although the potassium content is variable (expressed as a percentage of the weight of potassium oxide (K2O) on the dry anhydrous product), the review covers all types of potash.
The reaction of the potassium oxide in the slurry and the [SO.sub.2] in the flue gas causes potassium sulfate to form.
All drill holes intersected consistent phosphate (P2O5) and potassium oxide (K2O) enriched clay weathered kamafugite rocks drilling ceased when intersecting unweathered kamafugite.
When decomposed it becomes potassium oxide, nitrogen gas, and oxygen gas.
Ash characteristics were as follows: chlorine content 0.16% and oxide content 99.67% (silicon dioxide, Si[O.sub.2] 23.68%; aluminium oxide, [Al.sub.2][O.sub.3] 5.79%; ferric oxide, Fe2[O.sub.3] 3.75%; calcium oxide, CaO 49.25%; magnesium oxide, MgO 8.43%; sodium oxide, [Na.sub.2]O 0.87%; titanium oxide, [TiO.sub.2] 0.28%; potassium oxide, [K.sub.2]O 3.27%; sulphur trioxide, S[O.sub.3] 4.35%).
8-24-24 Min.20% P-soluble wodzieZadanie 3 - for the supply of 24 tons of manure Korn-kali 40% of potassium oxide K2O soluble in water, 6% magnesium oxide MgO soluble in water, 4% sodium oxide Na 2 O soluble 12% of sulfur trioxide SO3 soluble in water.
The mine is expected to contain proven and probable reserves of 160Mt of final potash product at a grade of 29% potassium chloride and 18% of potassium oxide (K2O).
Quality parameters - Fertilizer, granular, przedsiewnyContents including N Nitrogen 3% of the total nitrogen in the ammonium form12% P2O5 phosphorus soluble in mineral acids including 5.5% soluble in acids exclusivelymineral6.5% soluble in neutral solutionammonium citrate in water in which 5%soluble phosphorus pentoxidewater-solubleK2O 26% potassium oxide, water-soluble potassium9% SO3 sulfur trioxideAdditionally, it contains trace elements zinc, copper, manganese, boron and molybdenum