Sodium fluoroborate, 2D (dimethylol dihydroxyethylene urea) resin finishing catalyst for medium and long fiber fabrics in textile printing and dyeing industry, oxidation inhibitor, in non-ferrous metal scouring, as sanding agent for aluminum and magnesium alloy casting .Electrochemical treatment, coatings, fluorinating agents and as chemical reagents.
Basic Information
English name: sodium tetrafluoroborate
CAS number: 13755-29-8
Molecular formula: NaBF4
Molecular weight: 109.79
Storage method
1. It should be stored in a cool, dry warehouse.Keep the package tightly closed.Be careful not to damage the packaging.
2. Protect from rain and sunlight during transportation.Pay attention to moisture.
Use
1. It can be used as 2D resin finishing catalyst for medium and long fiber fabrics; it can also be used as chemical analysis reagent, electrochemical antioxidant, purification of non-ferrous metals, cosolvent, etc.
2. Used as resin finishing catalyst in textile printing and dyeing industry.Can be used as an oxidation inhibitor.Refining flux, coating, fluorinating agent for non-ferrous metals, and chemical reagents, etc.
3. Sodium fluoroborate is used in low chromic acid chrome plating electrolyte.
Properties and Stability
1. Stable under normal temperature and pressure
Material moisture/humidity to avoid.Sodium fluoroborate does not corrode glass when it is definitely dry.Soluble in water, slightly soluble in alcohol.In case of sulfuric acid decomposition.
Sodium fluoroborate does not corrode glass when it is definitely dry.Soluble in water, slightly soluble in alcohol.In case of sulfuric acid decomposition.The melting point of sodium fluoroborate is 406°C (decomposition), and the density is 2.47g/cm3 (20°C).Toxic, its allowable concentration is 2.5mg/m3.
Customs Information
Packing Group: I; II; III
Dangerous Goods Shipping Code: 3260
WGK Germany: 1
Hazard Class Code: R34
Security Description: S45-S36/37/39-S25
RTECS Number: ED2975000
Dangerous Goods Sign: C:Corrosive