Description

Sodium Hypophosphite Monohydrate is a versatile inorganic salt widely recognized for its powerful reducing properties. This compound is essential in industrial processes where precise and controlled reduction is required, offering high efficiency and purity. It serves as a critical raw material for manufacturers in the electroless plating, polymer, and pharmaceutical industries, where consistent quality and reliable supply are paramount.

Application

• Electroless Nickel Plating: Acts as the primary reducing agent for depositing uniform nickel-phosphorus alloy coatings on metals, plastics, and ceramics.
• Polymer Industry: Used as a reducing agent and catalyst in the production of various polymers and as a flame retardant synergist.
• Pharmaceutical Synthesis: Serves as a key intermediate and reducing agent in the manufacture of specific active pharmaceutical ingredients (APIs).
• Water Treatment: Employed as a reducing agent for controlling oxygen scavenging and preventing corrosion in boiler water systems.
• Chemical Synthesis: Utilized in organic synthesis for the reduction of functional groups and the preparation of other hypophosphite salts.
• Food Industry (as a regulated additive): Functions as a bleaching agent and stabilizer in certain food processing applications, subject to regional food-grade specifications.

Basic Information

Product Name	Sodium Hypophosphite Monohydrate
CAS No.	123333-67-5
Molecular Formula	NaH2PO2·H2O
Molecular Weight	105.99 g/mol
Synonyms	Sodium Phosphinate Monohydrate; Hypophosphorous Acid Monosodium Salt Monohydrate; NaH2PO2·H2O; SHP Monohydrate; Sodium Hypophosphite Hydrate
EINECS	Contact for details

Quality Control

Our Sodium Hypophosphite Monohydrate is manufactured under a stringent quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for purity, heavy metal content, and other critical parameters. Certificates of Analysis (COA) are provided with every shipment to guarantee traceability and compliance with industry standards, including potential requirements for GMP, REACH, and food-grade applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and easily oxidized; prolonged exposure to air and moisture must be avoided to maintain stability and efficacy.

Specification

Item	Specification
Appearance	White crystalline powder
Identification (IR)	Conforms
Assay (NaH2PO2·H2O)	≥ 98.0 %
pH (10% solution)	5.5 - 7.5
Water Insoluble Matter	≤ 0.05 %
Chloride (as Cl)	≤ 0.01 %
Sulfate (as SO4)	≤ 0.01 %
Heavy Metals (as Pb)	≤ 10 ppm
Iron (Fe)	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.