Molekula
Ammonium Hydroxide 35% Solution ACS reagent
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Ammonium hydroxide 35% solution ACS reagent is a concentrated aqueous ammonia solution used in laboratories for pH adjustment, buffer preparation, and qualitative chemical analysis. Beyond the laboratory, it serves as a raw material for ammonium salts and fertilizers and is used in textile and rayon manufacture, pulp and paper processing, and household cleaning formulations. It meets stringent American Chemical Society (ACS) purity standards for reliable analytical results. CAS 1336-21-6, molecular formula NH₄OH, molecular weight 35.05 g/mol. Store at ambient conditions. Signal word: Danger. Molekula supplies Ammonium Hydroxide 35% Solution ACS reagent from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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Specifications
| Property | Value |
|---|---|
| Appearance | Clear colourless liquid |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 8 |
| Packing Group | III |
| Acidity | Base |
Identification
| Property | Value |
|---|---|
| SKU | 90005288 |
| CAS Number | 1336-21-6 |
| IUPAC Name | azanium hydroxide |
| EC Number | 215-647-6 |
| Molecular Formula | NH4OH |
| Molecular Weight | 35.05 |
| Exact Mass | 35.0371 |
| SMILES | [NH4+].[OH-] |
| InChIKey | VHUUQVKOLVNVRT-UHFFFAOYSA-N |
| InChI | InChI=1S/H3N.H2O/h1H3;1H2 |
| PubChem CID | 14923 |
| UN Number | UN2672 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 28142000 |
| Tariff Code | 2814200000 |
Safety & GHS
-
Corrosive
GHS05
-
Health Hazard
GHS07
-
Hazardous to the Environment
GHS09
Hazard statements
- H314 (sub cat. 1B) Causes severe skin burns and eye damage
- H335 May cause respiratory irritation
- H400 Very toxic to aquatic life
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- Ammonia aqueous
- Ammonia water
- Ammonia, aqua
- Ammonia, monohydrate
- Ammonium hydroxide ((NH4)(OH))
- Aquammonia
- Household ammonia
- Hydroxide, Ammonium
- NH4OH
- SX 1 (ammonia water)
Frequently asked questions
What is Ammonium Hydroxide 35% Solution ACS reagent commonly used for?
This reagent-grade solution is primarily used in laboratories for qualitative analysis, buffer preparation, and as a cleaning agent for glassware due to its alkaline properties.
What is the chemical formula and molecular weight of Ammonium Hydroxide?
The chemical formula is **NH₄OH** (though it exists primarily as **NH₃ + H₂O** in solution), and the molecular weight is **35.05 g/mol**.
How should Ammonium Hydroxide 35% Solution be stored?
Store in a tightly sealed container at **ambient temperature**, away from heat, sparks, and incompatible substances like acids or oxidizing agents.
What grade of Ammonium Hydroxide does Molekula supply, and is it suitable for analytical work?
Molekula supplies this product as an **ACS reagent grade**, meeting high purity standards for analytical, research, and testing applications.
Can Molekula supply Ammonium Hydroxide 35% Solution in bulk quantities?
Yes, Molekula can accommodate bulk orders for Ammonium Hydroxide 35% Solution—please contact our sales team for pricing and availability.
What documentation is provided with an order of Ammonium Hydroxide 35% Solution?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and a product specification sheet detailing purity, impurities, and compliance with ACS standards.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.