Ammonium Acetate (NH4OAc) CAS 631-61-8 Powder Granular
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Acrylic acid (AA) CAS 79-10-7 liquid
Physical Properties:
Ammonium acetate (NH4OAc) also named Ammonium ethanoate, Acetic acid ammonium salt, Ethanoic acid ammonium salt. Its molecular formula is C₂H₇NO₂. Ammonium acetate carries CAS 631-61-8, it is a white deliquescent solid.
This substance is a widely used buffer salt for analytical and industrial applications. Ammonium acetate has completed REACH registration. MSDS download is available for importers for customs and safety evaluation.
Ammonium acetate (NH4OAc) appears as white crystalline powder or granular solid with faint acetic odor. The material is deliquescent and absorbs moisture readily when exposed to ambient air.
Ammonium acetate dissolves freely in water and ethanol, slightly soluble in acetone. It decomposes upon heating and releases acetic acid and ammonia. Aqueous solution of Ammonium acetate shows near neutral pH value.
Properties:
| Item | Specification |
|---|---|
| Appearance | White powder or granular crystal |
| Assay | ≥98.0% |
| Insoluble matter | ≤0.005% |
| pH (5% solution at 25°C) | 6.7–7.3 |
| Residue after ignition | ≤0.01% |
| Chloride | ≤0.005% |
| Sulfate | ≤0.005% |
| Heavy metal as Pb | ≤0.001% |
Main Uses
Ammonium acetate acts as buffer reagent for HPLC and LC-MS mobile phase in analytical laboratories. It serves as pH regulator in textile dyeing and printing processes. It works as raw material for organic synthesis, catalyst carrier and electrolyte additive for electronic components. Ammonium acetate can also be applied in photographic chemicals and water treatment formulation.
FAQ
Q1: Is ammonium acetate qualified for EU import with REACH registration?
A1: Yes. Ammonium acetate holds valid REACH registration to satisfy EU import regulatory requirements.
Q2: What packaging and storage requirement applies to bulk ammonium acetate shipment?
A2: Ammonium acetate must be packed in moisture-proof bags and stored in dry sealed warehouse, away from humid atmosphere to avoid deliquescence.
Q3: Where can importers obtain safety document for customs clearance of ammonium acetate?
A3: MSDS download service is provided, the document supports overseas customs inspection and on-site hazard assessment.
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