Description

Sodium Hydrogen Difluoride (NaHF₂) is a versatile inorganic salt widely used as a controlled source of fluoride ions and hydrofluoric acid. Its primary commercial value lies in its role as a key reagent in metal surface treatment, glass etching, and as a precursor in chemical synthesis. This compound is essential for manufacturers and processors in the metallurgical, glass, and specialty chemical industries seeking reliable and efficient fluorinating agents.

Application

• Metal Surface Treatment: Used in aluminum brightening, stainless steel pickling, and as an additive in metal cleaning and etching baths to remove oxides and prepare surfaces for coating.
• Glass & Ceramics Manufacturing: Acts as a matting or frosting agent for glass and ceramics, creating controlled surface textures and finishes.
• Chemical Synthesis: Serves as a fluorinating agent and a precursor for generating anhydrous hydrogen fluoride (HF) in situ for various organic and inorganic reactions.
• Oil & Gas Industry: Employed in acidizing treatments for oil wells to dissolve silicate minerals and improve permeability in rock formations.
• Laundry & Cleaning Products: Functions as a pH adjuster and active ingredient in some industrial and institutional cleaning formulations.
• Wood Preservation: Used in certain formulations to protect wood from fungal decay and insect damage.

Basic Information

Product Name	Sodium Hydrogen Difluoride
CAS No.	1333-83-1
Molecular Formula	NaHF₂
Molecular Weight	61.99 g/mol
Synonyms	Sodium Bifluoride; Acid Sodium Fluoride; Sodium Fluoride Hydrofluoride; Sodium Difluoride Monohydride; Sodium Fluorohydrate; NaHF₂; Sodium Hydrogen Fluoride
EINECS	215-608-3

Quality Control

Our Sodium Hydrogen Difluoride is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) for every shipment, detailing key parameters such as assay, moisture content, and impurity levels. Our quality management system is designed to meet the rigorous demands of industrial and chemical processing applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials. This product is hygroscopic (moisture-sensitive) and should be kept in original packaging to minimize exposure to atmospheric humidity. Recommended storage temperature is 15-25°C.

Specification

Item	Specification
Appearance	White crystalline powder
Identification (IR)	Conforms
Assay (NaHF₂)	≥ 98.0 %
Water Content	≤ 1.0 %
Fluoride (as F)	≥ 60.0 %
Sodium (as Na)	Contact for details
Insoluble Matter	≤ 0.5 %
Sulfate (SO₄)	≤ 0.1 %
Heavy Metals (as Pb)	≤ 20 ppm

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