Sodium tetraborate

99%, 40-60 mesh

Reagent Code: #91099
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Alias Sodium tetraborate pentahydrate; Sodium boron oxide pentahydrate; Sodium tetraborate (pentahydrate)
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CAS Number 12179-04-3
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Properties Soluble in hot water, glycerin, slightly soluble in ethanol, carbon tetrachloride. The aqueous solution is alkaline. When heated to 120°C, it completely loses the water of crystallization. It is stable in dry air, but slowly absorbs moisture in the air under humid conditions and turns into borax decahydrate. It has the properties of sterilization, disinfection, fluxing and high temperature adhesion. the

blur_circular Chemical Specifications

scatter_plot Molecular Information
Weight 291.29 g/mol
Formula B₄H₁₀Na₂O₁₂
thermostat Physical Properties
Melting Point 75℃
inventory_2 Storage & Handling
Density 1.815g/cm3
Storage room temperature

description Product Description

Sodium tetraborate is widely used as a cleaning agent in household products, particularly in laundry detergents and multipurpose cleaners, due to its ability to soften water and enhance the effectiveness of surfactants. It is also employed in the manufacturing of glass and ceramics, where it acts as a flux to lower the melting point of silica, improving the durability and thermal resistance of the final products. In the agricultural sector, it serves as a micronutrient fertilizer to correct boron deficiencies in soil, promoting healthy plant growth. Additionally, it is utilized in the formulation of insecticides and wood preservatives, offering protection against pests and fungal decay. In the cosmetics industry, it is found in some skin care products for its mild antiseptic and buffering properties.

format_list_bulleted Product Specification

Test Parameter Specification
Appearance White crystal particles
Purity 99-100%
Sodium oxide Na2O 22
Boron oxide (B2O3) 48
Iron (Fe) <=0.0007
Water insoluble substance <=0.004
Sulfate (SO4) <=0.0045
Chloride (Cl) 0.0026
Average Granularity 40-60

shopping_cart Available Sizes & Pricing

Size Availability Unit Price Quantity
inventory 2.5kg
10-20 days ฿2,440.00
inventory 500g
10-20 days ฿600.00

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