1.09478

Ammonium buffer solution

for complexometry (ammonium chloride/ammonia) pH = 10-11

• Synonym(s): Ammonium Salt Buffer Solution
• UNSPSC Code: 12161705
• NACRES: NA.21

Properties

• Quality Level: 100
• form: liquid
• technique(s): titration: suitable
• pH: 10.5 (20 °C in H₂O)
• density: 0.978 g/cm³ at 20 °C
• storage temp.: 15-25°C

Description

Application

• Ultratrace Detection of Nickel(II) Ions in Water Samples Using Dimethylglyoxime-Doped GQDs as the Induced Metal Complex Nanoparticles by a Resonance Light Scattering Sensor.: This study employs ammonium buffer solution in a novel sensor setup for the ultra-sensitive detection of nickel ions, highlighting its potential for environmental monitoring and pollution control (Pimsin N et al., 2021).


• Simple flow injection colorimetric system for determination of paraquat in natural water.: Ammonium buffer solution is utilized in a flow injection analysis system, simplifying the detection of paraquat in water, which can be crucial for ensuring water safety and environmental protection (Chuntib P et al., 2015).


• A simple and sensitive flow-injection on-line preconcentration coupled with hydride generation atomic fluorescence spectrometry for the determination of ultra-trace lead in water, wine, and rice.: This method uses ammonium buffer solution to enhance the sensitivity and selectivity of lead detection, important for food safety and public health (Wu H et al., 2007).


• On-line organoselenium interference removal for inorganic selenium species by flow injection coprecipitation preconcentration coupled with hydride generation atomic fluorescence spectrometry.: Utilizes ammonium buffer to segregate and quantify selenium in complex samples, a critical advancement for environmental and health-related studies (Wu H et al., 2007).


• On-line arsenic co-precipitation on ethyl vinyl acetate turning-packed mini-column followed by hydride generation-ICP OES determination.: In this research, ammonium buffer solution plays a crucial role in the online preconcentration technique for arsenic, essential for monitoring arsenic contamination in various matrices (Gil RA et al., 2007).

Safety Information

• Pictograms: GHS05,GHS07,GHS09
• Signal Word: Danger
• Hazard Statements: H314 - H335 - H410
• Precautionary Statements: P261 - P271 - P273 - P280 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Aquatic Acute 1 - Aquatic Chronic 3 - Eye Dam. 1 - Skin Corr. 1B - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 8B - Non-combustible, corrosive hazardous materials
• WGK: WGK 2
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable