Sodium Formaldehyde Bisulphite (Powder/Liquid)

Description

Sodium Formaldehyde Bisulphite for Pharmaceutical, Photographic & Industrial Applications

Sodium Formaldehyde Bisulphite is a reliable chemical compound known for its excellent reducing properties, stabilizing performance, and wide industrial usability. It is commonly used in pharmaceutical formulations, photographic developer solutions, chemical synthesis, resin production, dye manufacturing, oil-soluble sulfonate additives, and industrial processing applications.

This product is available in both powder and liquid solution grades to meet different process requirements. Pure Grade is suitable for regular industrial and chemical applications, Extra Pure Grade is preferred for laboratory, pharmaceutical, and high-purity applications, while 45% Solution is ideal for easy handling, quick mixing, and direct process use.

Sodium Formaldehyde Bisulphite helps support chemical stability, improve reaction performance, preserve formulation quality, and work as a dependable intermediate in various manufacturing processes. Its consistent quality and flexible grade options make it suitable for customers looking for stable chemical solutions for domestic and export requirements.

Available Grades

Sodium Formaldehyde Bisulphite Pure Grade
Sodium Formaldehyde Bisulphite Pure Grade is a white shining crystalline material used in pharmaceutical, photographic, resin, dye, and chemical processing applications. It offers reliable purity, stable solubility, and consistent performance for regular industrial requirements.

Grade Details – Pure Grade

Appearance: White shining crystalline material
Assay: Min. 98%
Bisulphite: 0.20 – 1.00%
Solubility (10% Aq. Solution): Clear and colorless solution
pH (10% Solution): 7.00 – 8.00

Sodium Formaldehyde Bisulphite Extra Pure Grade
Sodium Formaldehyde Bisulphite Extra Pure Grade is a high-purity crystalline powder designed for laboratory, pharmaceutical, analytical, and sensitive industrial applications. It is preferred where low impurity levels, high consistency, and dependable quality are required.

Grade Details – Extra Pure Grade

Chemical Name: Sodium Formaldehyde Bisulphite
CAS Number: 870-72-4
Molecular Formula: HOCH₂SO₃Na
Molecular Weight: 136.09 g/mol
Appearance: White to off-white crystalline powder
Purity / Assay: > 98.0%
pH (5% Solution): 5.0 – 7.0
Solubility: Freely soluble in water
Iron (Fe): < 10 ppm
Chloride (Cl): < 0.02%
Heavy Metals as Pb: < 5 ppm
Sulphate (SO₄²⁻): < 0.05%
Loss on Drying: < 2.0%

Sodium Formaldehyde Bisulphite 45% Solution
Sodium Formaldehyde Bisulphite 45% Solution is a clear and colorless liquid grade used where easy handling, direct dosing, and quick process application are required. It is suitable for pharmaceutical, photographic, resin, dye, chemical intermediate, and industrial applications.

Grade Details – 45% Solution

Appearance: Clear and colorless liquid
Assay: Min. 45%
pH: 7.00 – 8.00
Specific Gravity: 1.30 – 1.350

Applications

Pharmaceutical Industry
Used as a stabilizing and preservative support chemical in selected pharmaceutical formulations.

Photographic Industry
Used in photographic developer solutions to support chemical stability and image processing performance.

Chemical Processing
Works as an intermediate in chemical synthesis and selected industrial reactions.

Resin & Dye Manufacturing
Used in the production of resins, dyes, and related chemical formulations.

Oil Additive Applications
Used in preparation of oil-soluble sulfonate additives and selected lubricant-related chemical processes.

Industrial Applications
Suitable for industries requiring reducing, stabilizing, and process-supporting chemical performance.

Key Benefits

Available in Powder & Liquid Grades
Provides flexibility for dry handling, storage, liquid dosing, and direct process application.

Good Reducing Properties
Supports chemical reactions, stabilization, and process efficiency.

High Purity Options
Available in pure and extra pure grades for regular and sensitive applications.

Stable Solubility
Powder grades dissolve well in water, while liquid grade allows convenient use.

Suitable for Multiple Industries
Used in pharmaceutical, photographic, chemical, resin, dye, oil additive, and industrial sectors.

Consistent Quality
Manufactured and supplied with focus on purity, stability, and dependable performance.

Why Choose Sodium Formaldehyde Bisulphite?

Sodium Formaldehyde Bisulphite is preferred by industries because of its strong reducing nature, stable performance, and wide application range. Whether used in pharmaceutical formulations, photographic processing, chemical synthesis, resin production, dye manufacturing, or oil additive applications, it delivers reliable results across demanding processes.

With pure grade, extra pure grade, and 45% solution options, Sodium Formaldehyde Bisulphite provides flexibility for different application needs while ensuring quality, stability, and dependable chemical performance.