1.05029

Idrossido di potassio

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

• Sinonimo/i: Soda caustica
• Formula condensata: KOH
• Numero CAS: 1310-58-3
• Peso molecolare: 56.11
• Numero MDL: MFCD00003553
• Codice UNSPSC: 12352305
• Numero indice EU: 215-181-3
• NACRES: NA.21

Proprietà

• Grado: ACS reagent
• Livello qualitativo: 300
• agenzia: reag. Ph. Eur.
• Tensione di vapore: 1 mmHg ( 719 °C)
• Nome Commerciale: EMSURE^®
• Saggio: 85.0-100.5% KOH basis
• Forma fisica: solid
• Potenza: 333 mg/kg LD₅₀, oral (Rat)
• pH: 14 (20 °C, 56 g/L in H₂O)
• Punto di fusione: 361 °C (lit.)
• Anioni in tracce: carbonate (K₂CO₃): ≤1.0%; chloride (Cl^-): ≤0.01%; phosphate (PO₄^3-): ≤0.0005%; silicate (as SiO₂): ≤0.005%; sulfate (SO₄^2-): ≤0.0005%
• Cationi in tracce: 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%
• Temperatura di conservazione: 2-30°C
• Stringa SMILE: [OH-].[K+]
• InChI: 1S/K.H2O/h;1H2/q+1;/p-1; KWYUFKZDYYNOTN-UHFFFAOYSA-M

Descrizione

Applicazioni

• 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).

Risultati analitici

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 %

Note legali

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

Informazioni sulla sicurezza

• Pittogrammi: GHS05,GHS07
• Avvertenze: Danger
• Indicazioni di pericolo: H290 - H302 - H314
• Consigli di prudenza: P234 - P260 - P280 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338
• Classi di pericolo: Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A
• Codice della classe di stoccaggio: 8B - Non-combustible, corrosive hazardous materials
• Classe di pericolosità dell'acqua (WGK): WGK 1
• Punto d’infiammabilità (°F): Not applicable
• Punto d’infiammabilità (°C): Not applicable