1.05029

Potassium hydroxide

pellets for analysis (max. 0.05% Na) EMSURE^® ACS,Reag. Ph Eur

• Szinonimák: Potash caustic, Caustic potash
• Lineáris képlet: KOH
• CAS-szám: 1310-58-3
• Molekulatömeg: 56.11
• MDL-szám: MFCD00003553
• UNSPSC kód: 12352305
• EC index szám: 215-181-3
• NACRES: NA.21

Tulajdonságok

• grade: ACS reagent
• Minőségi szint: 300
• Ügynökség: reag. Ph. Eur.
• gőznyomás: 1 mmHg ( 719 °C)
• termékcsalád: EMSURE^®
• Teszt: 85.0-100.5% KOH basis
• form: solid
• hatékonyság: 333 mg/kg LD₅₀, oral (Rat)
• pH: 14 (20 °C, 56 g/L in H₂O)
• mp: 361 °C (lit.)
• anion nyomok: carbonate (K₂CO₃): ≤1.0%; chloride (Cl^-): ≤0.01%; phosphate (PO₄^3-): ≤0.0005%; silicate (as SiO₂): ≤0.005%; sulfate (SO₄^2-): ≤0.0005%
• kation nyomok: Al: ≤0.001%; Ca: ≤0.001%; Fe: ≤0.0005%; Mg: ≤0.002%; N: ≤0.002%; Na: ≤0.05%; Ni: ≤0.0005%; heavy metals (as Ag): ≤0.0005%; heavy metals (as Pb): ≤0.0005%
• tárolási hőmérséklet: 2-30°C
• SMILES string: [OH-].[K+]
• InChI: 1S/K.H2O/h;1H2/q+1;/p-1
• Nemzetközi kémiai azonosító kulcs: KWYUFKZDYYNOTN-UHFFFAOYSA-M

Leírás

Alkalmazás

• Investigating chemical pre-treatment methods: Valorization of wheat straw to enhance polyhydroxyalkanoate (PHA) production with novel isolate Bacillus paranthracis RSKS-3.: This study highlights the use of potassium hydroxide in the chemical pre-treatment of wheat straw to optimize the production of polyhydroxyalkanoates, providing insights into sustainable biopolymer synthesis (Sachan RSK et al., 2024).


• Structure-property relationships in dicyanopyrazinoquinoxalines and their hydrogen-bonding-capable dihydropyrazinoquinoxalinedione derivatives.: Research explores the impact of potassium hydroxide in synthesizing new organic compounds, showcasing its role in advancing material science and analytical methods (Akhmedov TN et al., 2024).


• A state-of-the-art review of the physical and durability characteristics and microstructure behavior of ultra-high-performance geopolymer concrete.: Reviews the pivotal role of potassium hydroxide in modifying the microstructure and enhancing the durability of geopolymer concretes, contributing to advances in construction materials (Hakeem IY et al., 2024).

Analízis megjegyzés

Assay (KOH): 85.0 - 100.5 %
Assay (total alkalinity calc. as KOH): 85.0 - 100.5 %
Identity: passes test
Appearance of solution: passes test
Carbonate (KCO): ≤ 1.0 %
Chloride (Cl): ≤ 0.01 %
Phosphate (PO): ≤ 0.0005 %
Silicate (SiO): ≤ 0.005 %
Sulfate (SO): ≤ 0.0005 %
Total nitrogen (N): ≤ 0.0005 %
Heavy metals (as Ag): ≤ 0.0005 %
Heavy metals (as Pb): ≤ 0.0005 %
Al (Aluminium): ≤ 0.001 %
Ca (Calcium): ≤ 0.001 %
Fe (Iron): ≤ 0.0005 %
Mg (Magnesium): ≤ 0.002 %
Na (Sodium): ≤ 0.05 %
Ni (Nickel): ≤ 0.0005 %

Jogi információk

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Biztonsági adatok

• Piktogramok: GHS05,GHS07
• Figyelmeztetés: Danger
• Figyelmeztető mondatok: H290 - H302 - H314
• Óvintézkedésre vonatkozó mondatok: P234 - P260 - P280 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338
• Veszélyességi osztályok: Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A
• Tárolási osztály kódja: 8B - Non-combustible, corrosive hazardous materials
• WGK: WGK 1
• Lobbanási pont (F): Not applicable
• Lobbanási pont (C): Not applicable