Molekula
Sodium hypophosphite monohydrate
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
Sodium hypophosphite monohydrate is a white crystalline solid reducing agent and corrosion inhibitor widely used in electroplating, metal finishing, and as a stabilizer in polymer production. It also serves as a mild reducing agent in organic synthesis and food preservation. This chemical has a CAS number of 10039-56-2, with the molecular formula H2NaPO2·H2O and a molecular weight of 105.99 g/mol. It is non-hazardous under normal conditions, requiring only ambient storage. Molekula supplies sodium hypophosphite monohydrate 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 | white to off white solid. |
| Heavy metals | ≤0.0005% |
| Chloride (Cl-) | ≤0.1% |
| Assay | ≥99% |
| Water insoluble matter | ≤0.01% |
| Iron (Fe) | ≤0.001% |
| Arsenic (As) | ≤0.0005% |
| Calcium (Ca) | ≤0.05% |
| Sulphates (SO4)(2-) | ≤0.1% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 90032118 |
| CAS Number | 10039-56-2 |
| Molecular Formula | H2NaPO2.H2O |
| Molecular Weight | 105.99 |
| Exact Mass | 103.9639 |
| SMILES | O.[O-]P=O.[Na+] |
| InChIKey | ACUGTEHQOFWBES-UHFFFAOYSA-M |
| InChI | InChI=1S/Na.HO2P.H2O/c;1-3-2;/h;(H,1,2);1H2/q+1;;/p-1 |
| PubChem CID | 23708894 |
| REACH Code | Y113 |
| HTS Code | 2835100000 |
| Tariff Code | 2835100010 |
Safety & GHS
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Documents
Safety Data Sheets (SDS)
Available in English, English (US), French, German, Italian, Portuguese, Spanish.
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
- ACUGTEHQOFWBES-UHFFFAOYSA-M
- Fosfornan sodny
- Phosphinic acid, sodium salt, monohydrate
- Sodium hypophosphite hydrate
- Sodium phosphenite hydrate
Frequently asked questions
What is sodium hypophosphite monohydrate commonly used for?
It is primarily used as a reducing agent in electroless plating, as a corrosion inhibitor, and in some polymerizations and dyeing processes.
What is the chemical formula and molecular weight of sodium hypophosphite monohydrate?
The formula is **H₂NaPO₂·H₂O**, and the molecular weight is **105.99 g/mol**.
What safety classification does sodium hypophosphite monohydrate have?
It carries **no signal word** under standard GHS classification, indicating low acute toxicity.
How should sodium hypophosphite monohydrate be stored?
Store in a tightly sealed container at **ambient conditions**, away from moisture and incompatible substances.
Does Molekula offer sodium hypophosphite monohydrate in bulk quantities?
Yes, we supply sodium hypophosphite monohydrate in bulk, with flexible packaging options (e.g., drums, bags) based on order volume.
What documentation is provided with an order of sodium hypophosphite monohydrate?
Each order includes a **Certificate of Analysis (CoA)**, Material Safety Data Sheet (MSDS), and a packing slip with batch details.
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.