1.05029

Potassium hydroxide

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

• 동의어(들): Potash caustic, Caustic potash
• Linear Formula: KOH
• CAS Number: 1310-58-3
• Molecular Weight: 56.11
• MDL number: MFCD00003553
• UNSPSC 코드: 12352305
• EC 인덱스 번호: 215-181-3
• NACRES: NA.21

속성

• Grade: ACS reagent
• Quality Level: 300
• Agency: reag. Ph. Eur.
• vapor pressure: 1 mmHg ( 719 °C)
• 제품 라인: EMSURE^®
• 분석: 85.0-100.5% KOH basis
• 형태: solid
• 효능: 333 mg/kg LD₅₀, oral (Rat)
• pH: 14 (20 °C, 56 g/L in H₂O)
• mp: 361 °C (lit.)
• 음이온 미량물: carbonate (K₂CO₃): ≤1.0%; chloride (Cl^-): ≤0.01%; phosphate (PO₄^3-): ≤0.0005%; silicate (as SiO₂): ≤0.005%; sulfate (SO₄^2-): ≤0.0005%
• 양이온 미량물: 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%
• 저장 온도: 2-30°C
• SMILES string: [OH-].[K+]
• InChI: 1S/K.H2O/h;1H2/q+1;/p-1
• InChI key: KWYUFKZDYYNOTN-UHFFFAOYSA-M

설명

애플리케이션

• 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).

분석 메모

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 %

법적 정보

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

안전성 정보

• 픽토그램: GHS05,GHS07
• 신호어: Danger
• 유해 및 위험 성명서: H290 - H302 - H314
• 예방조치 성명서: P234 - P260 - P280 - P301 + P312 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A
• Storage Class Code: 8B - Non-combustible, corrosive hazardous materials
• WGK: WGK 1
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable