1.58793

Sodium hydroxide solution

50%, for analysis EMSURE^®

• Szinonimák: Sodium hydroxide solution
• Lineáris képlet: NaOH
• CAS-szám: 1310-73-2
• Molekulatömeg: 40.00
• MDL-szám: MFCD00003548
• UNSPSC kód: 12352305
• NACRES: NA.21
• koncentráció: 49.0-51.0% NaOH
• Ügynökség: suitable for DIN 38407-42; suitable for EPA 533; suitable for EPA 8327; suitable for EPA OTM-45
• pH: 14 (20 °C, 89 g/L in H₂O)

Tulajdonságok

• Terméknév: Sodium hydroxide solution 50%, for analysis EMSURE^®
• Ügynökség: suitable for DIN 38407-42; suitable for EPA 533; suitable for EPA 8327; suitable for EPA OTM-45
• Minőségi szint: 300
• gőznyomás: 2 hPa ( 20 °C); 3 mmHg ( 37 °C)
• termékcsalád: EMSURE^®
• Forma: liquid
• koncentráció: 49.0-51.0% NaOH
• szennyeződések: ≤0.0003% Total nitrogen (N); ≤0.0005% Al (Aluminium); ≤0.0005% Fe (Iron); ≤0.0005% Heavy metals (as Pb); ≤0.0005% Phosphate (PO₄); ≤0.005% Silicate (SiO₂); ≤0.005% Sulfate (SO₄); ≤0.01% Chloride (Cl); ≤0.01% K (Potassium)
• szín: APHA: ≤10
• pH: 14 (20 °C, 89 g/L in H₂O)
• bp: 135 °C/1013 hPa
• mp: 12 °C
• sűrűség: 1.52 g/cm³ at 20 °C
• tárolási hőmérséklet: 15-25°C
• SMILES string: [OH-].[Na+]
• InChI: 1S/Na.H2O/h;1H2/q+1;/p-1
• Nemzetközi kémiai azonosító kulcs: HEMHJVSKTPXQMS-UHFFFAOYSA-M

Leírás

Alkalmazás

• Sustainable Brick and Mortar Fabrication: The sodium hydroxide solution is utilized in the geopolymerization of construction debris, offering an eco-friendly solution for creating sustainable building materials. This innovative application not only recycles waste but also significantly reduces the carbon footprint of new constructions (Rahimpour et al., 2024).


• Water-Based Drilling Fluids: In the oil and gas industry, sodium hydroxide solution is used to modify bovine bone glue, enhancing its properties as an additive in water-based drilling fluids. This research points to improvements in the environmental aspects and operational efficiency of drilling operations (Du et al., 2024).


• Titration Calorimeters Calibration: The reaction of potassium hydrogen phthalate with excess sodium hydroxide (solution) serves as a standard calibration method for titration calorimeters. This application is essential in various scientific research and industrial applications to ensure accuracy and precision in thermal analysis (Kenealey et al., 2024).


• Alkaline Activation of Binders: The sodium hydroxide solution is critical in the alkaline activation process of binders used in construction, comparing different materials to optimize performance and sustainability. This study impacts the development of next-generation construction materials (Alves et al., 2024).

Analízis megjegyzés

Assay (acidimetric, as NaOH): 49.0 - 51.0 %
Carbonate (as Na₂CO₃): ≤ 0.2
Color (Hazen): ≤ 10 Hazen
Chloride (Cl): ≤ 0.01 %
Phosphate (PO₄): ≤ 0.0005 %
Silicate (SiO₂): ≤ 0.005 %
Sulfate (SO₄): ≤ 0.005 %
Total nitrogen (N): ≤ 0.0003 %
Heavy metals (as Pb): ≤ 0.0005 %
Al (Aluminium): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.02 %

Jogi információk

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

Biztonsági adatok

• Piktogramok: GHS05
• Figyelmeztetés: Danger
• Figyelmeztető mondatok: H290 - H314
• Óvintézkedésre vonatkozó mondatok: P234 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363
• Veszélyességi osztályok: 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