Ammonium Hydroxide 5% ACS Grade

Name: Quick Facts: Ammonium Hydroxide 5% ACS Grade
Creator: Alliance Chemical
License: https://alliancechemical.com/policies/terms-of-service

Product quick facts

CAS 1336-21-6H5NO

Ammonium Hydroxide 5% ACS Grade (CAS 1336-21-6) is a 5% ACS reagent-grade liquid with molecular formula H5NO and a molecular weight of 35.046 g/mol, meeting American Chemical Society specifications for analytical use. Alliance Chemical supplies this product in 7 container sizes from 1 Quart to 330 Gallon (16 pack options) with 1-2 business day shipping from Taylor, TX on in-stock orders, plus SDS and lot-specific Certificate of Analysis.

Pack sizes 7 container sizes (1 Quart to 330 Gallon) · 16 pack options
Purity / spec 5% ACS Reagent Grade
Lead time In-stock orders placed by Mon-Thu 1 PM CT / Fri 12 PM CT typically ship within 1-2 business days.
Regional availability View state-by-state shipping pages

Request Bulk Quote (512) 365-6838

Quick Answer

What is Ammonium Hydroxide 5% ACS Grade used for, and what should buyers verify before ordering?

Ammonium Hydroxide 5% ACS Grade is supplied at 5% in ACS Reagent Grade . Buyers should confirm pack size, grade, SDS, COA needs, and freight requirements before purchase.

Assay: 5%
Grade: ACS Reagent Grade

Technical Documents

SDS EN SDS FR SDS ES SDS JA TDS COA

Live, always-current docs · lot-specific COA issued per shipment batch.

Who Buys This

Analytical testing laboratories
Quality control teams
Educational science departments
Industrial research facilities

Purity / Grade Guide

ACS Grade for lab use
Suitable for analytical procedures
Verified purity COA included
SDS included with every order

Pack Sizes

1 Quart: lab & small jobs
1 Gallon: shop & maintenance
5 Gallon: production & regular use
15 Gallon: mid-volume operations
55 Gallon: bulk drum
275 Gallon: high-volume tote
330 Gallon: max-volume tote

Small Packs: UPS Ground nationwide for pints, quarts, and gallons.

LTL / FTL: ABF, SEFL, Saia, XPO, and partner carriers for pails, drums, totes, and full truckloads.

Support: Email or call for freight options, hazardous-material routing, and lead-time confirmation.

Description
Product Documents
Chemical Profile

Product Overview

Ammonium Hydroxide 5% ACS Grade is a pre-diluted aqueous solution of ammonium hydroxide (NH4OH) prepared with high-purity deionized water. This 5% concentration provides a convenient, ready-to-use form that eliminates the need for on-site dilution of concentrated stock. Appearance: Clear, colorless liquid with mild ammonia odor. Meeting ACS Reagent Grade specifications, this product is suitable for analytical and laboratory applications requiring controlled purity and documented impurity limits.

Supplied by Alliance Chemical in sizes ranging from 1 quart to 330-gallon IBC totes, this solution is ideal for operations requiring consistent 5% strength with minimal handling risk compared to higher concentrations.

Key Properties

Chemical Name: Ammonium Hydroxide
Synonyms: Ammonia Solution, Aqueous Ammonia, NH4OH
Chemical Formula: NH4OH
CAS Number: 1336-21-6
Molecular Weight: 35.05 g/mol
Concentration: 5% (w/w)
Grade: ACS
Specific Gravity (20°C): 0.979
Boiling Point: 38°C
Flash Point: N/A
Appearance: Clear, colorless liquid with mild ammonia odor
Solubility: Fully soluble in water

Common Applications

Cleaning & Degreasing: Effective alkaline cleaner for removing grease, oils, and organic residues from surfaces and equipment.
Water & Wastewater Treatment: Used for pH adjustment and as a chloramine disinfection agent in municipal water treatment.
Metal Surface Treatment: Serves as an etchant and patina agent for copper, brass, and aluminum surface finishing.
Laboratory Reagent: Standard reagent for qualitative analysis, buffer preparation, and complexometric titrations.
Agricultural Applications: Nitrogen source for fertilizer formulations and soil pH adjustment.

Safety Precautions

Ammonium Hydroxide releases ammonia vapor which is irritating to eyes, skin, and respiratory tract. Handle in well-ventilated areas or under a fume hood. Store in tightly sealed HDPE containers in a cool, dry location away from acids.

PPE Requirements: Wear chemical-resistant gloves, splash goggles, and a face shield. Use respiratory protection if ventilation is inadequate. In case of inhalation, move to fresh air immediately. In case of eye or skin contact, rinse with water for at least 15 minutes. Refer to the SDS for detailed handling and emergency procedures.

Shipping: UN 2672, Ammonia solution, Class 8, PG III.

Benefits

Ready-to-Use Solution: Pre-diluted concentration reduces vapor exposure and simplifies safe handling.
Consistent Ammonia Content: Manufactured with high-purity materials for reliable concentration control.
Flexible Packaging: Available from quart bottles to bulk totes for any application scale.

Frequently Asked Questions About Ammonium Hydroxide 5% ACS Grade

What is Ammonium Hydroxide 5% ACS Grade and what is its chemical formula?

Ammonium Hydroxide 5% ACS Grade is a chemical compound with the molecular formula H5NO, registered under CAS Number 1336-21-6 by the Chemical Abstracts Service (PubChem), with a molecular weight of 35.046 g/mol. Alliance Chemical supplies Ammonium Hydroxide 5% ACS Grade in ACS reagent grade for laboratory, industrial, and commercial applications.

What are the physical properties of Ammonium Hydroxide 5% ACS Grade?

As supplied by Alliance Chemical, Ammonium Hydroxide 5% ACS Grade is supplied as a clear, colorless liquid with mild ammonia odor. It has a melting point of -57.5°C, a boiling point of 38°C. The specific gravity is 0.979 relative to water. Solubility: Fully soluble in water.

What grade and purity of Ammonium Hydroxide 5% ACS Grade does Alliance Chemical offer?

Alliance Chemical offers Ammonium Hydroxide 5% ACS Grade in ACS reagent grade with a purity assay of 5%. A lot-specific Certificate of Analysis (COA) is available for every shipment, and each product ships with a Safety Data Sheet (SDS) prepared in accordance with OSHA Hazard Communication Standard 29 CFR 1910.1200 and GHS Revision 7. Download SDS.

What are common industrial applications of Ammonium Hydroxide 5% ACS Grade?

Ammonium Hydroxide 5% ACS Grade serves a wide range of sectors, including Chemical Processing, and Lab & Research.Alliance Chemical provides the documentation and quality certifications required for use in regulated environments.

What are the hazards of Ammonium Hydroxide 5% ACS Grade and where do I find handling guidance?

Per its GHS classification (SDS Section 2), Ammonium Hydroxide 5% ACS Grade carries the signal word Warning and the following hazard statements: H315 CAUSES SKIN IRRITATION; H319 CAUSES SERIOUS EYE IRRITATION; H335 MAY CAUSE RESPIRATORY IRRITATION; H400 VERY TOXIC TO AQUATIC LIFE. Product-specific first aid, fire-fighting, spill response, handling, storage, exposure controls/PPE, and disposal guidance are in SDS Sections 4-8 and 13 — always consult the SDS before use. Download the SDS.

How must Ammonium Hydroxide 5% ACS Grade waste be disposed?

Disposal per RCRA (40 CFR 261-265): the waste characterization under 40 CFR 261 is the generator's responsibility — see SDS Section 13 for product-specific guidance. Generator requirements: EPA ID number required if >100 kg/month (40 CFR 262.12). Use an EPA-permitted Treatment, Storage, Disposal Facility (TSDF). Never discharge to sewer without POTW written approval (40 CFR 403). Container disposal: triple rinse (40 CFR 261.7), offer for reconditioning/recycling. State regulations may be more stringent — check with your local environmental agency.

Does Alliance Chemical provide an SDS and COA for Ammonium Hydroxide 5% ACS Grade?

Yes. Alliance Chemical provides a Safety Data Sheet (SDS) and Certificate of Analysis (COA) for every lot of Ammonium Hydroxide 5% ACS Grade. The SDS is prepared in accordance with OSHA Hazard Communication Standard 29 CFR 1910.1200 and the Globally Harmonized System (GHS) Revision 7, covering all 16 required sections including hazard identification, first aid measures, firefighting measures, handling and storage, exposure controls, and regulatory information. The SDS is available for download directly from this product page. COAs are available upon request by contacting Alliance Chemical at 512-365-6838.