Sodium tetraborate decahydrate CAS 1303-96-4

Product name: Sodium tetraborate decahydrate
CAS: 1303-96-4
Molecular Formula: B4H20Na2O17
Molecular Weight: 381.37
Appearance: Colorless crystal

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Table of Contents

1. Product Overview & Technical Specifications

Basic Parameters

Parameter Specification
CAS Number 1303-96-4
Molecular Formula Na₂B₄O₇·10H₂O
Purity Grade Industrial (≥99.5%), Pharmaceutical (≥99.9%)
Appearance White crystalline powder
Bulk Density 1.72 g/cm³
Melting Point 75°C (dec.)

Grade Comparison

Feature Technical Grade Food Grade Reagent Grade
B₂O₃ Content 36.5-38.5% ≥36.8% ≥37.2%
Cl⁻ Impurity ≤0.05% ≤0.01% ≤0.005%
SO₄²⁻ Impurity ≤0.1% ≤0.05% ≤0.02%
Heavy Metals ≤10ppm ≤5ppm ≤2ppm

2. Industrial Applications

Glass Manufacturing

Reduces thermal expansion coefficient in borosilicate glass (CTE 3.3×10⁻⁶/K)

Detergent Formulation

Enhances surfactant performance in laundry powders (typical dosage 15-25%)

Metallurgy

Flux agent for gold refining (reduces melting point to 650-750°C)

3. Implementation Case Studies

Ceramic Glaze Optimization

Spanish tile manufacturer achieved 23% reduction in firing temperature

Water Treatment

Canadian municipality decreased pipe corrosion by 41% using 0.5-1.5ppm solutions

4. Verified Client Success Stories

Case 1: Asia Chemical Co., Ltd.

Annual consumption: 850MT for flame retardant production

Result: Achieved UL94 V-0 rating with 18% additive loading

Case 2: EuroClean Detergents

Formulation: 22% borax in phosphate-free detergent

Outcome: 31% improvement in stain removal efficiency

5. Procurement Guide

Quality Parameters

  • B₂O₃ content ≥36.8%
  • Moisture ≤1.5%

Supplier Evaluation

  • Verify ISO 9001 certification
  • Request batch analysis reports

6. Request Customized Quotation

Contact our technical team:

Email: info@vivalr.com
Tel: (86) 15866781826

Request free sample (500g available for testing)

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