DISODIUM OCTABORATE TETRAHYDRATE Cas 12280-03-4

Product Name: Disodium Octaborate Tetrahydrate
English Alias: Sodium octaborate; DOT
CAS Number: 12280-03-4
Molecular Formula: Na₂B₈O₁₃·4H₂O
Molecular Weight: 412.52 g/mol
Appearance: White crystalline powder
Package: 25 kg/bag (paper-plastic composite bag with inner PE liner)

What is Disodium Octaborate Tetrahydrate？

Disodium Octaborate Tetrahydrate is an inorganic boron compound appearing as a white, free-flowing crystalline powder. It is soluble in water and forms a clear solution. The compound is an important source of boron, exhibiting excellent wood preservative properties, flame retardancy, and antifungal activity. It is environmentally friendly and widely used in agricultural and industrial applications.

COA (Certificate of Analysis):

检验项目 The inspection items	检验指标 Test indicators	检验结果 The inspection results
硼含量 Boron content（B）        （%）	≥20	20.44
氧化硼 Boron Oxied（B2O3 ）      （%）	≥68	68.02
氧化钠 Sodium Oxide（Na2O）     （%）	≥14	14.02
汞（Hg）             （mg/kg）	≤5	4.44
砷（As）              （mg/kg）	≤10	8.21
镉（Cd）             （mg/kg）	≤10	9.11
铅（Pb）             （mg/kg）	≤50	45
铬（Cr）             （mg/kg）	≤50	40
平均粒度                  目 Average part ic le s ize   Mesh number	200	200

Application:

1. Wood Preservation: Fungicide and insecticide for wood protection

2. Agriculture: Boron micronutrient fertilizer and pesticide

3. Flame Retardant: Fire retardant for cellulose materials

4. Ceramics: Fluxing agent in ceramic glazes

5. Glass Industry: Additive for specialty glass production

6. Adhesives: Fire retardant additive in adhesive formulations

Safety Profile:

Disodium Octaborate Tetrahydrate may cause eye irritation. Avoid breathing dust. Use appropriate personal protective equipment including dust mask and safety glasses when handling. The substance is not classified as hazardous under GHS criteria. For detailed safety information, consult the full Safety Data Sheet (SDS).

Storage Requirements:

Store in a cool, dry, well-ventilated area. Keep containers tightly closed and sealed. Protect from moisture and physical damage. Maintain storage temperature below 30°C. Relative humidity below 65% recommended.

Transport & Packaging:

Disodium Octaborate Tetrahydrate is packaged in paper-plastic composite bags with inner polyethylene liner (25 kg net weight per bag). Transport as non-hazardous material. Ensure containers are properly sealed and protected from moisture during transportation. Store away from incompatible materials.