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HS Code |
271402 |
| Chemicalname | Phosphorous Acid |
| Chemicalformula | H3PO3 |
| Molarmass | 82.00 g/mol |
| Appearance | White crystalline solid |
| Meltingpoint | 73.6 °C |
| Solubilityinwater | Highly soluble |
| Density | 1.651 g/cm³ |
| Odor | Pungent |
| Ph | Acidic |
| Casnumber | 10294-56-1 |
| Boilingpoint | Decomposes before boiling |
| Synonyms | Phosphonic acid |
| Stability | Stable under recommended storage conditions |
| Reactivity | Reacts with oxidizing agents |
| Uses | Reducing agent, intermediate in chemical synthesis |
As an accredited Phosphorous Acid factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
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Purity 99%: Phosphorous Acid with 99% purity is used in the synthesis of phosphonates, where high purity ensures minimal side-product formation and improved reaction yields. Low Impurity Content: Phosphorous Acid with low impurity content is used in the agrochemical industry for formulating herbicides, where it enhances product effectiveness and crop safety. Molecular Weight 82.0 g/mol: Phosphorous Acid with molecular weight of 82.0 g/mol is used in electroplating baths, where consistent molecular composition provides uniform metal deposition. Stability Temperature 200°C: Phosphorous Acid with a stability temperature of 200°C is used in flame retardant production, where thermal stability maintains product integrity during synthesis. Particle Size 100 mesh: Phosphorous Acid with 100 mesh particle size is used in water treatment processes, where fine particles enable faster dissolution and efficient phosphorus dosing. Viscosity Grade Low: Phosphorous Acid with low viscosity grade is used in industrial cleaning formulations, where improved fluidity facilitates rapid dispersion and surface wetting. Melting Point 73.6°C: Phosphorous Acid with melting point of 73.6°C is used in polymer additive manufacturing, where controlled phase transitions enable precise process conditions. Aqueous Solution Stability: Phosphorous Acid with high aqueous solution stability is used in fertilizer solutions, where extended stability ensures sustained phosphorous availability to plants. |
| Packing | Phosphorous Acid is packaged in a 25 kg HDPE drum, tightly sealed, with clear hazard labels and manufacturer's identification information. |
| Container Loading (20′ FCL) | Phosphorous Acid is typically shipped in 20′ FCLs, packed in HDPE drums or IBCs, ensuring safe, moisture-free, chemical-resistant transport. |
| Shipping | Phosphorous acid should be shipped in tightly sealed, corrosion-resistant containers, clearly labeled, and protected from moisture. It must be transported under cool, dry conditions, away from incompatible substances like strong oxidizers. Proper hazard labels and documentation are required, following applicable regulations for hazardous materials to ensure safety during transit. |
| Storage | Phosphorous acid should be stored in a tightly closed, corrosion-resistant container in a cool, dry, and well-ventilated area, away from moisture, heat, and incompatible substances such as strong oxidizers and bases. The storage area should be clearly labeled and equipped with spill control materials. Protect from physical damage and sources of ignition, and avoid contact with metals. |
| Shelf Life | Phosphorous acid typically has a shelf life of 2-3 years when stored in tightly sealed containers, away from moisture and heat. |
Competitive Phosphorous Acid prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615365186327 or mail to sales3@ascent-chem.com.
We will respond to you as soon as possible.
Tel: +8615365186327
Email: sales3@ascent-chem.com
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