MERCK Perchloric Acid 70-72% For Analysis EMSURE

MERCK Perchloric Acid 70–72% For Analysis EMSURE

MERCK Perchloric Acid 70-72% For Analysis EMSURE is a high-purity analytical reagent designed for demanding laboratory applications. Manufactured to meet ACS, ISO, and Reag. Ph Eur standards, this classical lab chemical is ideal for use in trace analysis, sample preparation, and chemical digestion. With strict impurity limits and a high assay range, it ensures consistent and reliable results across a wide range of analytical procedures.

Features

1. High purity level – Assay (acidimetric) ranges between 70.0–72.0%, suitable for precision analysis.

2. Meets international standards – Conforms to ACS, ISO, and Reag. Ph Eur quality specifications.

3. Low metal content – Strictly controlled impurity levels including heavy metals, making it suitable for trace analysis.

4. Versatile usage – Ideal for classical wet chemistry, especially in digestion and oxidation processes.

5. Controlled quality – Includes limits on chlorate, chloride, and phosphate contaminants for maximum accuracy.

6. Stable storage – Maintains quality within a wide temperature range of 5°C to 30°C.

Applications

• Analytical chemistry – Used in titrations, trace metal analysis, and sample preparation.

• Laboratory digestion – Assists in the breakdown of organic samples for elemental analysis.

• Wet chemistry – Common in oxidation reactions and classical analytical protocols.

• Pharmaceutical labs – Ensures reagent compliance with pharmacopeia standards.

• Environmental analysis – Used for testing heavy metal and inorganic compound presence.

• Research institutions – Applied in high-purity experiments requiring minimal impurities.

Specifications

• Assay (acidimetric): 70.0–72.0%

• Boiling point: 198.7°C

• Melting point: -18°C

• Density: 1.68 g/cm³ at 20°C

• Storage temperature: 5°C – 30°C

• Color: ≤ 10 Hazen

• Chlorate (ClO₃): ≤ 10 ppm

• Chloride (Cl): ≤ 3 ppm

• Free chlorine (Cl): ≤ 0.5 ppm

• Phosphate and silicate (as SiO₂): ≤ 5 ppm

• Sulfate (SO₄): ≤ 10 ppm

• Total nitrogen (N): ≤ 10 ppm

• Heavy metals (as Pb): ≤ 1 ppm

• Trace metals (Ag, Al, As, Ba, Be, Bi, Ca, Cd, Co, Cu, Fe, Ge, K, Li, Mg, Mn, Mo, Na, Ni, Pb, Sr, Ti, Tl, V, Zn, Zr): all controlled within low ppm levels

• Residue on ignition (as sulfate): ≤ 0.003%

Conclusion

MERCK Perchloric Acid 70-72% For Analysis EMSURE is a premium-grade reagent tailored for laboratories that demand accuracy, purity, and compliance with global standards. Its low contaminant levels and high acid concentration make it an essential choice for analytical chemistry, digestion protocols, and quality control environments. This product is particularly suitable for professionals requiring consistency and traceability in high-stakes applications.