Product Description

Ammonia Solution 25% from Merck India is a high-purity alkaline laboratory reagent supplied in a 2.5Ltr pack for supervised educational, analytical and institutional laboratory work. The matched Merck product is Catalogue No. 105432, Product No. 1.05432, from the EMSURE® line and corresponds to ISO and Reag. Ph Eur specifications.

Also known as Ammonium Hydroxide Solution, Ammonia Water or Aqueous Ammonia, the product consists of ammonia gas dissolved in water. Merck designates it as Ammonia Solution 25%, with a manufacturer assay specification of 25.0–30.0% determined acidimetrically as NH₃. Contact Inaya Scientific to confirm current stock, Bangladesh price, packaging SKU, batch COA, expiry or retest information and suitability for the intended laboratory method before ordering.

Key Features

• Merck Product No. 1.05432 and Catalogue No. 105432.
• Current 2.5L HDPE pack identified by SKU 1054322511.
• Earlier 2.5L glass-bottle SKU 1054322500 may appear in older stock.
• EMSURE® analytical-grade product corresponding to ISO and Reag. Ph Eur specifications.
• Product designation: Ammonia Solution 25%.
• Manufacturer assay specification: 25.0–30.0% by acidimetric determination as NH₃.
• CAS number: 1336-21-6.
• Common linear formula: NH₄OH; chemically, the product is NH₃ dissolved in water.
• Clear, colorless, strongly alkaline liquid with a pungent odor.
• Approximate pH: 12 at 20°C.
• Manufacturer-listed density: approximately 0.9 g/mL at 25°C.
• Completely soluble in water.
• Suitable for supervised school, college, university and professional laboratory applications.
• Recommended storage temperature: 2–30°C in a tightly closed compatible container.
• Nationwide delivery available across Bangladesh, subject to stock and transport confirmation.

Product Overview

Ammonia Solution is an aqueous solution of ammonia and is commonly referred to as Ammonium Hydroxide. It is a strongly alkaline liquid that releases ammonia vapor, particularly when warmed or left open. Its alkalinity, solubility and ability to form complexes with selected metal ions make it useful in analytical chemistry, inorganic chemistry, reagent preparation and controlled educational demonstrations.

The Merck EMSURE® grade is intended for demanding analytical work where controlled impurity limits and reliable composition are important. Merck describes the product as suitable for regulated analyses and high-demand laboratory applications, including pH adjustment and selected chloride-measurement methods.

For educational institutions, the 2.5Ltr pack may support repeated practical classes and laboratory preparation, but the container should remain under the direct control of trained staff. Only small, method-specific quantities should be transferred for use, and all work should follow the approved syllabus, standard operating procedure, risk assessment and current Safety Data Sheet.

Ammonia Solution 25% is corrosive, can cause severe skin burns and eye damage, may irritate the respiratory system and is very toxic to aquatic life. Its strong vapor and corrosive character make suitable ventilation, eye and face protection, chemical-resistant gloves and controlled storage essential.

Main Applications

Acid–Base and Alkalinity Demonstrations

Ammonia Solution may be used in supervised chemistry practicals to demonstrate alkaline pH, indicator color changes, weak-base behavior and neutralization reactions. The experiment must use a validated procedure and should be performed with the smallest practical quantity under direct staff supervision.

pH Adjustment

The product can be used as a pH-adjusting reagent in selected laboratory solutions and analytical methods. The required amount must be determined from the method, target pH, sample composition and controlled measurement rather than from a general dosage estimate.

Qualitative Inorganic Analysis

Ammonia Solution is used in selected qualitative-analysis schemes for precipitation, dissolution and complex-formation reactions involving metal ions. Such work should be conducted only by trained personnel or directly supervised students using approved microscale or laboratory procedures.

Metal-Hydroxide Precipitation Demonstrations

In controlled practical classes, aqueous ammonia may be used to demonstrate the formation of selected metal hydroxide precipitates and the effect of excess ligand on certain metal-ion systems. The chemicals involved, concentrations and waste plan must be confirmed before the experiment.

Ammoniacal Reagent Preparation

The product may be used to prepare selected ammoniacal solutions, buffers and method-specific analytical reagents. Preparation should follow a recognized standard method, use compatible containers and include clear labeling of concentration, preparation date, hazards and responsible person.

Water and Environmental Testing

Professional and university laboratories may use Ammonia Solution in validated water, wastewater and environmental testing methods where controlled alkalinity or an ammoniacal reagent is specified. Suitability must be checked against the exact method and required reagent grade.

Research and Quality-Control Laboratory Work

Research, teaching and quality-control laboratories may use this EMSURE® product for validated analytical procedures, sample treatment, method development or reagent preparation. The current batch COA should be reviewed when impurity limits or concentration accuracy are important.

Key Benefits

Verified analytical specification: Merck provides a defined product number, catalogue number, grade, concentration range, physical properties and safety classification.

Suitable for institutional laboratories: The product supports supervised teaching, analytical work, solution preparation and method-specific laboratory activities.

Strong pH-adjusting capability: Its alkaline character allows controlled pH adjustment when required by an approved method.

Useful in qualitative chemistry: Ammonia Solution can support selected precipitation, complexation and inorganic-analysis demonstrations.

High-purity EMSURE® grade: The product is designed for demanding analyses where unknown impurities may interfere with results.

Convenient 2.5Ltr pack: The pack can suit institutions with regular laboratory requirements, subject to secure storage and trained handling.

Who Should Buy This Product?

This product is suitable for school chemistry laboratories, college science departments, university chemistry laboratories, polytechnic and technical institutes, teacher-training laboratories, research facilities, environmental laboratories, quality-control laboratories and institutional procurement teams that require analytical-grade Ammonia Solution in a 2.5Ltr pack.

It may also suit laboratory technicians, chemistry lecturers, science teachers and researchers who need a verified alkaline reagent for approved pH adjustment, solution preparation, qualitative analysis or analytical testing. Buyers should confirm that the 25% EMSURE® specification and pack size match the intended method.

This product is not intended for household cleaning, casual use, food preparation, self-treatment, direct agricultural application or unsupervised student handling. Medical, pharmaceutical, food or other regulated use requires separate application approval and current supporting documentation.

Usage and Handling Summary

Ammonia Solution 25% should be handled only by trained personnel according to the product label, current Safety Data Sheet, institutional chemical-hygiene plan and approved laboratory procedure. Merck classifies the product as causing severe skin burns and eye damage, potentially irritating the respiratory system and being very toxic to aquatic life with long-lasting effects.

Use the product in a functioning chemical fume hood or another specifically approved, well-ventilated area. Wear tightly fitting chemical splash goggles, suitable face protection, chemical-resistant gloves and protective laboratory clothing. Avoid breathing vapor or mist, and prevent all skin and eye contact.

Keep the main container closed except during controlled dispensing. Use compatible transfer equipment and avoid metal or light-metal containers. Clearly label all transferred or diluted solutions with identity, concentration, date, hazards and the responsible person.

Never mix Ammonia Solution with bleach, hypochlorite products, chlorine-releasing chemicals, strong acids, strong oxidizers or unknown reagents. Dangerous reactions or toxic gases may result. Review the current SDS and complete a method-specific risk assessment before combining it with any other chemical.

For exposure, immediately follow the emergency instructions in the current SDS and the institution’s emergency plan. Eye or skin contact requires immediate water rinsing and urgent medical evaluation. After inhalation, move the affected person to fresh air and obtain medical assistance.

For a spill, evacuate unprotected persons, ventilate the area and allow only trained responders with appropriate protective equipment to manage the release. Prevent the liquid from entering drains, soil or surface water. Collect and dispose of waste according to local regulations and institutional procedures.

Store the product tightly closed within the recommended 2–30°C range in a compatible corrosive-chemical cabinet, away from heat, direct sunlight, acids, oxidizers, hypochlorites, reactive metals and unauthorized access. Do not reuse the empty chemical container.

Limitations and Important Considerations

• This content assumes Merck Catalogue No. 105432, Product No. 1.05432, Ammonia Solution 25% EMSURE® ISO, Reag. Ph Eur.
• Confirm the concentration on the supplied bottle because Merck also offers 28–30% Ammonia Solution under different product numbers.
• The product is corrosive and can cause severe skin burns and permanent eye damage.
• Ammonia vapor may cause respiratory irritation; use suitable local exhaust ventilation or a chemical fume hood.
• The product is very toxic to aquatic life and must not be discharged into drains or the environment.
• Never mix it with bleach, sodium hypochlorite, chlorine products, strong acids, oxidizing agents or unknown chemicals.
• Ammonia Solution itself is not classified as flammable, but released ammonia vapor can form an ignitable mixture with air under some conditions.
• Do not use metal or light-metal storage containers; keep the original compatible container tightly closed.
• Do not assume one universal concentration or dosage. Follow the approved syllabus, SOP, standard method or research protocol.
• Students must not handle the concentrated product without direct supervision and appropriate engineering controls.
• Batch-specific assay, impurity limits, expiry or retest date and packaging details should be checked from the supplied label and Certificate of Analysis.
• Country of manufacture may depend on the supplied batch; confirm the label if origin is a procurement requirement.
• Transport and delivery may require special handling because the product is a corrosive and environmentally hazardous chemical.

Contact Inaya Scientific for confirmation of the current batch COA, SDS, label details, concentration, packaging SKU, expiry or retest information, stock status and suitability for the intended laboratory application.

Available Pack Sizes or Variations

The confirmed product requested is:

2.5Ltr Ammonia Solution 25% for analysis EMSURE® ISO, Reag. Ph Eur – Merck India, Catalogue No. 105432, current HDPE SKU 1054322511

Merck also lists a 1L HDPE version of Catalogue No. 105432 and may supply other pack configurations in selected markets. The earlier 1L and 2.5L glass-bottle SKUs have been replaced by HDPE packaging for quality and safety reasons.

Separate Merck products are available at 28–30% concentration and in other analytical grades. Contact Inaya Scientific to confirm current Bangladesh availability, alternative pack sizes, concentration, grade or bulk requirements. Do not substitute a different concentration without checking the laboratory method.

Ammonia Solution Price in Bangladesh

The current Ammonia Solution Merck India 2.5Ltr price in Bangladesh is available on request. The final price may vary according to concentration, packaging SKU, batch, import cost, currency movement, stock status, dangerous-goods transport, tax and delivery location.

Contact Inaya Scientific for the latest retail price, institutional quotation or bulk-order rate. Mention Merck Catalogue No. 105432, the 25% concentration and the 2.5Ltr pack when requesting a quotation to avoid confusion with 28–30% products or alternative grades.

Availability and Delivery in Bangladesh

Ammonia Solution 25% Merck India 2.5Ltr is available from Inaya Scientific subject to current stock confirmation. Nationwide delivery support is available across Bangladesh.

Because this product is corrosive and environmentally hazardous, delivery method, cost and destination coverage may depend on the courier or transport provider, packaging, quantity and applicable restrictions. Buyers should provide their institution name, delivery location, required quantity and intended laboratory use when requesting an order confirmation.

Why Buy From Inaya Scientific?

Inaya Scientific supplies laboratory chemicals, educational laboratory items, instruments, glassware and scientific products to professional and institutional customers in Bangladesh. Buyers can verify key product and safety details before placing an order.

• Current stock and Bangladesh price confirmation.
• Brand, catalogue number, concentration, SKU and pack-size verification.
• Batch COA and current SDS availability confirmation.
• Grade, packaging and intended-application enquiry support.
• Bulk and institutional quotations.
• School, college, university and research laboratory sourcing support.
• Nationwide delivery coordination across Bangladesh, subject to chemical-transport requirements.

Frequently Asked Questions

1. What is Ammonia Solution used for?

Ammonia Solution is used as an alkaline laboratory reagent for pH adjustment, selected qualitative-analysis reactions, metal-ion complexation or precipitation demonstrations, preparation of ammoniacal reagents and approved analytical methods.

2. Can Merck Ammonia Solution 2.5Ltr be used in school laboratories?

Yes, but only in a properly equipped laboratory under direct control of a trained chemistry teacher or laboratory technician. The concentrated product should be handled in a fume hood with suitable eye, face, hand and body protection.

3. What is the grade and product number of this Ammonia Solution?

The matched product is Merck Ammonia Solution 25% for analysis EMSURE® ISO, Reag. Ph Eur, Product No. 1.05432 and Catalogue No. 105432. The current 2.5L HDPE SKU is 1054322511.

4. Is Ammonia Solution the same as Ammonium Hydroxide?

The names are commonly used interchangeably. The product is ammonia gas dissolved in water. NH₄OH is a conventional way to represent the alkaline aqueous system, but the solution mainly contains dissolved NH₃, water and small amounts of ammonium and hydroxide ions.

5. What is the concentration of this Merck product?

Merck names the product Ammonia Solution 25% and lists an acidimetric assay specification of 25.0–30.0% as NH₃. The exact batch result should be checked on the Certificate of Analysis.

6. What are the CAS number and common formula?

The CAS number is 1336-21-6. The commonly listed linear formula is NH₄OH, with a relative molecular mass of 35.05, although the material is an aqueous solution of ammonia rather than isolated pure ammonium hydroxide.

7. What safety precautions are required?

Use a chemical fume hood or approved local exhaust ventilation. Wear tightly fitting goggles, face protection, chemical-resistant gloves and protective clothing. Avoid vapor inhalation and all skin or eye contact, and follow the current Merck SDS and institutional emergency procedures.

8. How should Ammonia Solution be stored?

Keep it tightly closed in its original compatible container within the temperature range stated on the label. Merck lists 2–30°C. Store it in a corrosive-chemical cabinet away from acids, bleach, oxidizers, reactive metals, heat and unauthorized persons.

9. What is the price of Ammonia Solution Merck 2.5Ltr in Bangladesh?

The current Bangladesh price is available from Inaya Scientific on request. Price may change with stock, import cost, exchange rate, packaging, hazardous-chemical transport and batch availability, so obtain an updated quotation.

10. Can I order Ammonia Solution in bulk with nationwide delivery?

Yes. Inaya Scientific accepts enquiries for institutional and bulk requirements, subject to stock, sourcing and chemical-transport confirmation. Provide the required concentration, quantity, delivery location and intended use when requesting a quotation.

Order From Inaya Scientific

Order Ammonia Solution 25% (Ammonium Hydroxide Solution) Merck India 2.5Ltr from Inaya Scientific for supervised school, college, university, research and approved professional laboratory applications.

Seller: Inaya Scientific

Mobile: +880 1778-492798

WhatsApp: 01620247815

Email: inayascientific@gmail.com

Website: www.inayascientific.com

Delivery: Nationwide delivery across Bangladesh

Before ordering, contact Inaya Scientific to confirm the current price, stock, exact brand, concentration, catalogue number, packaging SKU, pack size, batch documents, expiry or retest information and delivery conditions.