Description

Sodium Hydrogen Selenite is an inorganic selenium compound with the formula NaHSeO₃. This versatile chemical is a crucial source of bioavailable selenium, an essential trace element, for various industrial and nutritional applications. It is primarily utilized in the manufacturing of animal feed supplements, glass, pigments, and as a reagent in chemical synthesis. Sodium Hydrogen Selenite CAS NO 7782-82-3 offers a reliable and consistent supply of selenium for sectors demanding precise quality control.

Application

• Animal Nutrition: A key source of selenium in mineral premixes and feed additives for livestock and poultry to prevent deficiency diseases.
• Glass Manufacturing: Used as a decolorizing agent to neutralize the green tint caused by iron impurities, and to produce red and pink colored glasses.
• Pigments and Ceramics: Serves as a precursor for producing cadmium sulfoselenide red and orange pigments used in plastics, ceramics, and coatings.
• Chemical Synthesis: Acts as a selenium source and reducing agent in organic synthesis and the preparation of other selenium compounds.
• Electroplating: Employed in selenium electroplating baths for depositing thin layers with specific electronic or decorative properties.
• Laboratory Reagent: Used in analytical chemistry and research as a standard or reagent for selenium determination and redox reactions.

Basic Information

Product Name	Sodium Hydrogen Selenite
CAS No.	7782-82-3
Molecular Formula	NaHSeO₃
Molecular Weight	150.96 g/mol
Synonyms	Sodium biselenite; Monosodium selenite; Selenious acid, monosodium salt; Sodium hydrogenselenite; Sodium selenite (acidic); NaHSeO₃; EINECS 231-960-1
EINECS	231-960-1

Quality Control

Our Sodium Hydrogen Selenite is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise chemical and physical specifications. We provide a Certificate of Analysis (COA) with key parameters including assay, purity, and impurity profiles. Our quality commitment supports applications in feed, food contact materials, and industrial processes where consistency is paramount.

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 must be kept in a dry environment to prevent caking and degradation. Keep away from incompatible materials such as strong acids and reducing agents.

Specification

Item	Specification
Appearance	White crystalline powder
Identification (IR)	Conforms
Assay (as NaHSeO₃)	≥ 98.0 %
Selenium Content (Se)	Contact for details
Loss on Drying	≤ 2.0 %
Water Insoluble Matter	≤ 0.5 %
Heavy Metals (as Pb)	≤ 20 ppm
Arsenic (As)	≤ 5 ppm

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