+86-17838307975         info@sherlockchemical.com

Monosodium Phosphate (MSP)

Industrial Grade Monosodium Phosphate (MSP), chemically known as Sodium Dihydrogen Phosphate Anhydrous / Dihydrate ($\text{NaH}_2\text{PO}_4$, CAS: 7558-80-7), is a high-purity, free-flowing crystalline chemical agent widely utilized across industrial manufacturing, water treatment, metal surface treatment, and chemical processing. Engineered for superior reactivity, rapid water solubility, and precise pH adjustment, our Technical Grade MSP provides dependable quality for complex industrial formulations.
  • Sherlock Chemical

  • NaH2PO4

  • 7558-80-7

  • 603-853-2

  • 1.915/cm3

  • 60℃

  • HG/T2767-2009

  • White crystals/powder

  • Food/tech grade

Availability:
Quantity:
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Product Overview

Sherlock Chemical offers high-purity Industrial Grade Monosodium Phosphate (MSP), a premium-tier anhydrous or dihydrate crystalline powder manufactured strictly for industrial, chemical, and technical applications. Known for its excellent buffering capacity, high solubility, and superior stabilizing properties, our Tech Grade MSP is a critical raw material for global manufacturers demanding rigorous quality standards and heavy-industrial stability.


Please Note: This product is exclusively manufactured and supplied for industrial and technical use only. We do not supply food-grade or pharmaceutical-grade additives.


Key Features & Advantages

  • High Purity & High Active Content (≥ 98%purity): Manufactured under strict quality control, ensuring minimal impurities (heavy metals, iron, insoluble matter) to avoid interference in downstream chemical processes.


  • Rapid & Excellent Water Solubility: Soluble quickly in cold and hot water, forming a mildly acidic solution (pH 4.2 - 4.6 at 1% solution), enabling seamless and uniform mixing in liquid formulations.

  • Precise pH Buffering Capacity: Acts as a reliable buffer to stabilize acidity within specific ranges, critical for water conditioning, textile dyeing, and chemical reactions.


  • Superior Scale & Corrosion Inhibition: Functions as a chelating agent and film-former on metallic surfaces, inhibiting scale buildup and equipment oxidation in high-temperature environments like boilers and cooling towers.


  • High Thermal Stability: Maintains structural stability during high-temperature handling and acts as a key intermediate precursor for condensing into condensed polyphosphates (such as Sodium Acid Pyrophosphate, SHMP).


Key Advantages for B2B Buyers


  • Optimized Operational Cost Efficiency: High batch-to-batch uniformity lowers dosing volume requirements, reducing chemical consumption costs in large-scale industrial operations.


  • Extends Industrial Equipment Lifespan: Protects metal piping and boilers from scaling and acidic corrosion, significantly cutting downtime and maintenance overhead.


  • Flexible Packaging & Reliable Supply Chain: Supplied in multi-wall 25kg, 50kg, or 1000kg Jumbo bags with moisture-proof PE liners, optimized for maritime export and stable long-term storage.


  • Global Compliance & Full Documentation: Full compliance with technical chemical standards (including ISO9001, REACH, MSDS/SDS, TDS, and Certificate of Analysis - COA).


Major Industrial Applications


  • Industrial Water Treatment & Boiler Conditioning:

    Prevents mineral scale buildup in heat exchangers and boilers while acting as a corrosion inhibitor for metal pipelines.


  • Metal Surface Treatment & Electroplating:

    Serves as an eco-friendly surface passivation aid and electroplating bath additive to improve film adhesion, grain refinement, and anti-corrosion properties.


  • Textile Dyeing & Auxiliaries:

    Functions as an effective pH regulator and white-retention agent in low-formaldehyde fabric finishing processes.


  • Chemical Synthesis Raw Material:

    Acts as a core chemical intermediate for producing Sodium Hexametaphosphate (SHMP), Sodium Pyrophosphate (TSPP), and organic phosphate esters.


  • Fermentation & Industrial Process Control:

    Provides an essential source of phosphorus and works as a pH buffering agent in industrial fermentation processes.




Technical Specification


Appearance

White crystalline powder or granules

MSP Content (as NaH₂PO₄·2H₂O) (%)

≥ 98.0

Water Insoluble Matter (%)

≤ 0.10

Iron (Fe) (%)

≤ 0.05

Sulphate (as SO₄ ⊃2;⁻) (%)

≤ 0.50

Chloride (as Cl⁻) (%)

≤ 0.40

Fluoride (as F⁻) (%)

≤ 0.05

pH (10 g/L aqueous solution)

4.2 – 4.6


Packaging & Storage

Packaging Options:
25 kg plastic-lined woven bags or kraft paper bags
Customized packaging available upon request

Storage Conditions:
Store in a cool, dry, and well-ventilated warehouse
Keep sealed to prevent moisture absorption and caking
Shelf life: 12 months under proper storage conditions


Quality Assurance & Documentation

Each batch can be supplied with Certificate of Analysis (COA), Technical Data Sheet (TDS), and Material Safety Data Sheet (MSDS). Food-grade MSP complies with relevant food safety regulations, while technical-grade MSP meets standard industrial requirements.


Disclaimer

The information provided is for reference purposes only. Actual performance may vary depending on application conditions. Users are advised to conduct appropriate trials before full-scale use.


Contact & Inquiry

For pricing, samples, or technical support, please contact Sherlock Chemical.


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  info@sherlockchemical.com
  451281, Gongyi City,Zhengzhou, Henan Province, China
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