Ammonium hypophosphite
Ammonium hypophosphite (CAS: 7803-65-8), with the chemical formula NH4H2PO2 and a molecular weight of 83.03 g/mol, is an inorganic salt. It is a white crystalline solid that is soluble in water. This compound serves as a valuable reagent in chemical synthesis and is also utilized in various analytical applications. Tech Serve Solutions supplies Ammonium hypophosphite as a reliable laboratory reagent for diverse chemical processes.
- IUPAC
- Ammonium phosphinate

Chemical Synthesis
Ammonium hypophosphite is employed as a reducing agent and a phosphorus source in various organic and inorganic synthesis reactions. Its properties make it suitable for specific chemical transformations.
Analytical Reagent
This compound finds application as an analytical reagent in laboratory settings. It can be used in specific tests and quantitative analyses where its chemical properties are beneficial.
Research and Development
Utilised in research environments for exploring new chemical pathways and developing novel materials. Its distinct chemical characteristics support fundamental scientific investigation.
| Molecular weight | 83.03 |
|---|---|
| Linear formula | NH4H2PO2 |
| Impurities tested | ≤1% H3PO3 |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Ammonium hypophosphite used for?
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Ammonium hypophosphite is primarily used as a reagent in chemical synthesis and as an analytical reagent in laboratory settings. It also finds use in research and development activities.
What are the CAS number and chemical formula for Ammonium hypophosphite?
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The CAS number for Ammonium hypophosphite is 7803-65-8, and its chemical formula is NH4H2PO2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Ammonium hypophosphite with a stated impurity of ≤1% H3PO3. TSS does not represent this product as USP, BP, or EP grade.
How should Ammonium hypophosphite be handled safely?
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Ammonium hypophosphite is a Warning substance that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Handle with appropriate personal protective equipment, including eyeshields, gloves, and a dust mask type N95 (US). Ensure good ventilation.
Is Ammonium hypophosphite a controlled substance?
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The provided data does not indicate that Ammonium hypophosphite is a controlled substance.
How is Ammonium hypophosphite packed and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, ensuring appropriate packaging and adherence to export regulations for compounds like Ammonium hypophosphite.
How can I request a quote or sample for Ammonium hypophosphite?
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To request a quote or sample of Ammonium hypophosphite, please contact Tech Serve Solutions directly through our official channels.
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