Specifications Table

Product Name – Ammonium dihydrogen orthophosphate (ammonium phosphate monobasic) ARS, ACS
Quantity/Pack Size – 500 g
Form – Crystalline powder
Grade – ARS, ACS
Application – Buffer preparation, analytical chemistry

Product Overview

Ammonium dihydrogen orthophosphate, commonly known as ammonium phosphate monobasic, is a high-purity chemical compound available in ARS (Analytical Reagent Standard) and ACS (American Chemical Society) grades. This crystalline powder is meticulously processed to meet stringent quality standards, ensuring reliability in laboratory applications. Its precise composition makes it ideal for use in buffer solutions, where consistent pH control is critical. The compound is highly soluble in water, allowing for easy preparation of solutions with accurate concentrations. Its stability under standard lab conditions further enhances its utility in various analytical procedures. The ARS and ACS grades signify adherence to rigorous purity benchmarks, minimizing impurities that could interfere with experimental results. Whether used in titration, chromatography, or other analytical techniques, this ammonium phosphate monobasic delivers consistent performance, making it a staple in research and quality control environments. The 500 g pack size provides an optimal balance between convenience and cost-efficiency for frequent lab use.

FAQs

1. What is the solubility of ammonium phosphate monobasic in water?

Ammonium dihydrogen orthophosphate is highly soluble in water, with a solubility of approximately 22.7 g/100 mL at 20°C, making it easy to prepare aqueous solutions.

2. Is this compound compatible with organic solvents?

While primarily soluble in water, its solubility in organic solvents is limited. It is best used in aqueous systems for optimal performance.

3. Are there any alternatives to ammonium phosphate monobasic for buffer preparation?

Alternatives include potassium dihydrogen phosphate or sodium phosphate monobasic, though the choice depends on specific pH and ionic strength requirements.

4. How should this compound be stored for long-term stability?

Store in a tightly sealed container in a cool, dry place, away from moisture and incompatible substances, to maintain its purity and effectiveness.

5. What is the difference between ARS and ACS grades?

ARS grade meets analytical reagent standards, while ACS grade adheres to the American Chemical Society’s specifications, both ensuring high purity but with slight variations in impurity limits.