Description
Specifications Table
Product Name – Ammonium sulfate Reagent, Ph. Eur.
Quantity/Pack Size – 1 kg
Form – Crystalline powder
Grade – Ph. Eur.
Application – Analytical reagent, protein purification, biochemical assays
Product Overview
Ammonium sulfate Reagent, Ph. Eur. is a high-purity crystalline powder designed for precision laboratory applications. With a minimum assay of 99%, this reagent-grade chemical meets the rigorous standards of the European Pharmacopoeia (Ph. Eur.), ensuring reliability in analytical and biochemical procedures. Its excellent water solubility (76.4 g/100 mL at 20°C) makes it ideal for creating saturated solutions used in protein precipitation and purification protocols. The compound’s stable, non-hygroscopic nature ensures consistent performance even in variable humidity conditions, while its low heavy metal content (<5 ppm) minimizes interference in sensitive assays. The Ph. Eur. certification guarantees batch-to-batch consistency, making it suitable for standardized laboratory procedures. Packaged in a resealable container to maintain purity, this ammonium sulfate maintains its chemical integrity throughout extended storage periods when kept in cool, dry conditions.
FAQs
1. What is the typical solubility of this ammonium sulfate reagent in water?
This Ph. Eur. grade ammonium sulfate has a solubility of 76.4 grams per 100 mL of water at 20°C, allowing for easy preparation of saturated solutions.
2. Does this product contain any anti-caking agents or additives?
The reagent is supplied as pure ammonium sulfate without any added anti-caking agents or flow enhancers, maintaining its analytical purity.
3. What is the heavy metal content specification for this grade?
The Ph. Eur. specification limits heavy metal content to less than 5 ppm, ensuring minimal interference in sensitive analytical procedures.
4. How should I store this reagent to maintain its quality?
Store the unopened container in a cool, dry place away from direct sunlight and moisture to preserve its chemical stability and purity.
5. Is this ammonium sulfate suitable for creating saturated solutions for protein precipitation?
Yes, its high purity and consistent solubility profile make it ideal for preparing saturated ammonium sulfate solutions used in protein purification protocols.
