Ammonium Thiocyanate (Reag. USP, Ph. Eur.) for analysis, ACS, ISO

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Name Ammonium Thiocyanate (Reag. USP, Ph. Eur.)
Category Analytical Reagent
Grade ACS, ISO
Purity Minimum 98%
Appearance White crystalline powder
Molecular Formula NH4SCN
Molecular Weight 76.12 g/mol
CAS Number 1762-95-4
Melting Point 149-152°C
Boiling Point Not applicable (decomposes)
Solubility Soluble in water, alcohol
Storage Condition Store in a cool, dry place
Applications Used in analytical chemistry for the determination of iron, cobalt, and nickel
FAQ
What is Ammonium Thiocyanate (Reag. USP, Ph. Eur.) used for in analysis, ACS, and ISO applications?

Ammonium Thiocyanate (Reag. USP, Ph. Eur.) is commonly used as a reagent in various analytical procedures, such as titrations and spectrophotometric determinations. It is also utilized in ACS and ISO protocols for its ability to form complexes with metal ions, making it useful in the identification and quantification of certain substances.

How is Ammonium Thiocyanate (Reag. USP, Ph. Eur.) prepared and stored for analysis, ACS, and ISO purposes?

Ammonium Thiocyanate (Reag. USP, Ph. Eur.) can be prepared by dissolving thiocyanic acid or ammonium cyanide in water, followed by neutralization with ammonia. It should be stored in a cool, dry place away from heat and light to prevent decomposition. Proper labeling and sealing of containers are essential to maintain its purity and stability.

What are the safety precautions associated with handling Ammonium Thiocyanate (Reag. USP, Ph. Eur.) in analysis, ACS, and ISO environments?

When working with Ammonium Thiocyanate (Reag. USP, Ph. Eur.), it is important to wear appropriate personal protective equipment, such as gloves and goggles, to avoid contact with skin and eyes. In case of ingestion, inhalation, or skin exposure, seek medical attention immediately. Avoid mixing with incompatible substances and follow proper disposal guidelines for used solutions.

What are some common applications of Ammonium Thiocyanate (Reag. USP, Ph. Eur.) in analytical chemistry, ACS, and ISO standard methods?

Ammonium Thiocyanate (Reag. USP, Ph. Eur.) is frequently used as a complexing agent in the determination of various metal ions, such as iron, copper, and mercury. It is also utilized in colorimetric assays for the detection of specific compounds and in the preparation of standard solutions for calibration purposes. Its versatility makes it a valuable reagent in a wide range of analytical techniques.

How does the quality of Ammonium Thiocyanate (Reag. USP, Ph. Eur.) impact the reliability and accuracy of analytical results in ACS and ISO applications?

The purity and consistency of Ammonium Thiocyanate (Reag. USP, Ph. Eur.) are crucial factors that can significantly affect the reliability and accuracy of analytical results. Impurities or deviations in concentration can lead to variations in measurements and compromise the validity of experiments. By using high-quality reagents from reputable suppliers, analysts can ensure the integrity of their data and achieve precise and reproducible outcomes in accordance with ACS and ISO standards.
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