Sodium Hypochlorite Solution 10%
Sodium Hypochlorite 10% solution is a versatile oxidizing agent used for water disinfection, bleaching, and sanitization in Kenya. Supplied in 24 kg containers suited for industrial applications.
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Finstar
Available to order
Water treatment
Sodium Hydrosulfite
Sodium Hydrosulfite (chemical formula Na2S2O4) is a white to pale yellow crystalline powder widely employed as a reducing agent in various industrial processes.
Technical Specifications
CAS Number7775-14-6
Chemical FormulaNa2S2O4
AppearanceWhite to pale yellow crystalline powder
Solubility in WaterHighly soluble
OdorMild sulfurous odor
Safety InformationUse appropriate PPE including gloves and eye protection
Store in cool, dry, ventilated area away from moisture and oxidizers
Handle spills per hazardous chemical protocols to avoid decomposition and release of sulfur compounds — use correct personal protective equipment (PPE) and follow site safety procedures before handling.
Full Product Details
Sodium Hydrosulfite — Specifications, Uses & Availability
Product Overview
Product NameSodium Hydrosulfite
CategoryWater treatment
SupplyQuoted per order — confirm lead time with the sales desk
Explore Water treatment, browse the full chemical catalogue, or request a quote.
Available Packaging Options
25 kg moisture-resistant bags
50 kg fiber drums
Need a different pack size or bulk tanker delivery? Request a custom quote.
About Sodium Hydrosulfite
Sodium Hydrosulfite (chemical formula Na2S2O4) is a white to pale yellow crystalline powder widely employed as a reducing agent in various industrial processes. It is highly soluble in water and typically supplied in granular or powder forms with purities suitable for applications requiring oxidative neutralization and reduction reactions. Handling precautions include avoiding contact with moisture and strong oxidizers to maintain stability during storage. For industrial buyers, Sodium Hydrosulfite's reliable concentration, often around 85-90% active ingredient, enables consistent dosing in manufacturing processes such as water treatment and textile processing. Dosage rates commonly vary from 50 up to 300 ppm depending on application specifics. Temperatures above 40°C during storage or handling should be avoided as elevated heat can accelerate decomposition. Buyers should confirm product specifications and storage conditions with the Safety Data Sheet (SDS) provided on delivery.
Why Sodium Hydrosulfite Matters
In water treatment, residual chlorine and chloramines can cause corrosion in piping and harm aquatic life when present beyond acceptable levels. Sodium Hydrosulfite effectively removes these residual oxidants through reduction, protecting infrastructure and ecosystems. Without this neutralization step, facilities risk accelerated equipment degradation and regulatory non-compliance. Additionally, in textile manufacturing, incomplete removal of natural fibers' color Impurities reduces dye uptake and uniformity. Using Sodium Hydrosulfite for bleaching ensures fabric brightness and consistent coloration, improving product quality and reducing waste. Effective reduction agents like Sodium Hydrosulfite are essential to maintain process efficiency and end-product standards.
Applications & Industries
Textile BleachingRemoves natural colorants and impurities from cotton and other fibers, allowing for even dye application and enhanced fabric appearance.
Dye Reduction in Textile DyeingServes as a reducing agent that converts insoluble vat and sulfur dyes into soluble forms, fixing color onto fabrics.
Water Treatment DechlorinationNeutralizes residual chlorine and chloramines in treated water, preventing equipment corrosion and protecting aquatic organisms.
Paper and Pulp ProcessingReduces residual bleaching chemicals in pulp, improving brightness and protecting machinery from oxidative damage.
Leather ProcessingFacilitates reduction reactions during tanning to soften hides and enhance dye penetration for improved leather quality.
Chemical Synthesis ReducerFunctions as a reducing agent in chemical syntheses to aid in the manufacture of pharmaceuticals, dyes, and agrochemicals.
Food Industry BleachingUsed under controlled conditions to bleach starches and flours, improving their texture and visual quality.
Textile DesizingRemoves starch-based sizing agents from fabrics prior to dyeing, enhancing color uptake and fabric hand feel.
Oxidant NeutralizationEliminates leftover oxidizers from preceding processing steps, preventing unwanted side reactions in final products.
Photographic IndustryActs as a reducing agent in development processes, enabling recovery of silver from used photographic materials.
Wastewater TreatmentReduces contaminants by chemical reduction of oxidizing substances, facilitating safer discharge into the environment.
Metal FinishingRemoves residual chlorine and oxidants after surface treatment, protecting metal substrates from corrosion.
Textile FinishingHelps neutralize residual oxidants after bleaching, stabilizing fabric color and quality before finishing steps.
Ink ManufacturingReduces oxidizing agents in dye precursor synthesis to ensure stable pigment formation and product consistency.
Photovoltaic ManufacturingUsed in cleaning processes to remove oxidizing impurities from silicon wafers, improving solar cell efficiency.
Water Treatment PlantsUsed to dechlorinate treated water, protecting infrastructure and environmental discharge standards.
Textile ManufacturingEmployed in bleaching and dye fixation to enhance fabric quality and color fastness.
Pulp and Paper ProductionReduces residual bleaching chemicals and oxidative agents for high brightness and equipment protection.
Leather Tanning IndustryFacilitates reduction steps improving hide softness and dye penetration during processing.
Food ProcessingBleaches starches and flours under controlled conditions to improve visual appeal and texture.
Chemical ManufacturingUsed as a reducing agent in synthesis processes for pharmaceuticals, dyes, and agrochemicals.
Photographic MaterialsParticipates in development processes to recover silver and stabilize images.
Ink ProductionControls oxidation state of dye precursors ensuring consistency and performance in inks.
Solar Panel ManufacturingUsed in wafer cleaning to eliminate oxidants and improve photovoltaic efficiency.
Pharmaceutical ProcessingReduces chemical intermediates to support drug manufacture and purity control.
Agricultural Chemical ProductionParticipates in synthesis of active ingredients through controlled reduction reactions.
Detergent ManufacturingUsed to neutralize oxidants and improve product stability and performance in cleaning agents.
Properties & Handling Notes
Purity GradeTypical purity levels range between 85%–90% active reducing agent content, ensuring effective chemical reactions in applications.
Granular and Powder FormSupplied as free-flowing granules or fine powder to facilitate dissolution and dosing in industrial systems.
Batch TraceabilityEach batch is identified with a unique code allowing traceability for quality control and regulatory compliance.
Certificate of Analysis (COA) ProvidedDocumentation accompanies shipments confirming compliance with specified chemical properties and purity.
Packaging VariantsAvailable in moisture-resistant bags and fiber drums to maintain product integrity during transport and storage.
Stability SpecificationsFormulated to maintain chemical stability under recommended storage conditions for up to 12 months.
Mild Sulfurous OdorCharacteristic slight odor that dissipates quickly and indicates product composition authenticity.
Water-SolubleDissolves readily in water to produce solutions suitable for immediate industrial use without additional processing.
Dosing FlexibilitySoluble form facilitates precise dosing according to process requirements, supporting cost efficiency.
Compatible with Standard FeedersCan be handled using conventional chemical dosing equipment commonly available in water treatment plants.
Non-FlammableDoes not support combustion, reducing fire risk during handling and storage under proper conditions.
Oxidizer SensitiveShould be kept away from strong oxidizing agents to avoid hazardous reactions and product degradation.
Widely Supported by SDSSafety Data Sheet with handling, hazard, and disposal guidelines available for compliance and safe use.
Stable under Cool, Dry StorageRecommended to be kept below 40°C in well-ventilated, dry environments to preserve chemical integrity.
Industrial Grade PackagingPackaging designed for easy handling in industrial environments, streamlining logistics and storage.
Effective Removal of Chlorine ResiduesPrevents corrosion and ensures water quality by eliminating residual chlorine compounds during treatment.
Consistent Product QualityReliable chemical composition ensures process repeatability and reduces batch-to-batch variation in manufacturing.
Supports Regulatory ComplianceUse aligns with standards for maximum allowable residual chlorine and disinfection byproducts in emissions.
Improved Dye Fixation in TextilesPromotes uniform color uptake, leading to higher quality dyed fabrics and minimizing rework.
Equipment ProtectionNeutralizes oxidizing agents that can degrade pumps, pipes, and processing vessels, extending service life.
Easy Integration into ProcessesWater solubility and standard packing formats facilitate swift incorporation into existing treatment systems.
Traceability Assures Quality ControlBatch identification and COA provide documentation needed for audit and compliance requirements.
Reduced Waste and ReworkEnhances process control, limiting unusable outputs and saving raw material costs.
Safe to Handle with Proper PPENon-flammable with appropriate handling protocols reduces workplace hazard risks.
Flexible Dosage RangeAdaptable dosing supports diverse industrial process specifications without requiring multiple products.
Maintains Stability During StorageProper packaging and storage conditions ensure product retains efficacy over months, minimizing inventory loss.
Widely Accepted Industry StandardCommonly recognized reducing agent facilitates supplier and process compatibility across sectors.
Improves Product AppearanceTextile and pulp applications benefit from brighter, cleaner finished products through effective bleaching actions.
Available in Bulk PackagingEnables high-volume users to optimize logistics and reduce handling frequency.
Technical Support ProvidedAccess to process advice supports optimal product application and troubleshooting assistance.
Delivery Coverage Across Kenya’s Counties
Finstar is a leading supplier of industrial chemicals across Kenya’s counties. Sodium Hydrosulfite is dispatched from our Nairobi Industrial Area warehouse to businesses nationwide — including Nairobi, Mombasa, Kisumu, and Nakuru counties — plus cross-border delivery to Uganda, Tanzania, and Rwanda. Towns we regularly supply include:
NairobiMombasaKisumuNakuruEldoretThikaRuiruKiambuMachakosNaivashaNyeriMeruKerichoKakamegaKitaleMalindiNanyukiAthi RiverVoiKilifi
Delivering to a different town or county? Request a quote and our logistics team will confirm delivery timelines to your location.
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