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sodium tetrafluoroborate(CAS#13755-29-8)

Chemical Property:

Molecular Formula BF4Na
Molar Mass 109.79
Density 2.47g/mLat 25°C(lit.)
Melting Point 384 °C
Water Solubility 108 g/100 mL (26 ºC)
Solubility water: soluble(lit.)
Appearance White crystal
Specific Gravity 2.47
Color White to yellow to beige to brown
Exposure Limit ACGIH: TWA 2.5 mg/m3NIOSH: IDLH 250 mg/m3; TWA 2.5 mg/m3
Merck 14,8617
Storage Condition Inert atmosphere,Room Temperature
Stability Moisture sensitive; do not store in glass (though the completely dry material does not etch glass). Incompatible with strong oxidizing agents.
Sensitive Hygroscopic
MDL MFCD00003515
Physical and Chemical Properties Characteristics of white or colorless crystals, anhydrous when transparent right-angled prism, the tip of the blunt absence.
melting point 384 ℃ (decomposition)
relative density 2.47
solubility soluble in water, slightly soluble in alcohol.
Use Resin finishing agent for textile printing and dyeing, metal particle size improving agent and refining flux for non-ferrous metals, aluminum and magnesium alloy casting sand agent

Product Detail

Product Tags

Risk Codes 34 – Causes burns
Safety Description S45 – In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S36/37/39 – Wear suitable protective clothing, gloves and eye/face protection.
S25 – Avoid contact with eyes.
S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
UN IDs 3260
WGK Germany 1
RTECS ED2975000
FLUKA BRAND F CODES 21
TSCA Yes
HS Code 2826 90 80
Hazard Note Irritant

 

Introduction

Sodium fluoroborate.Quality:2. It is soluble in water and some polar organic solvents, but insoluble in alcohols.3. It is highly corrosive, and acid mineral reactions will occur when encountering acids.Use:1. Sodium fluoroborate is often used as a catalyst and reducing agent in organic synthesis, especially in hydrogenation reactions.2. It is also used as a solvent and electrolyte for platinum metal in the preparation of optical and electronic devices.3. Sodium fluoroborate can also be used as an additive for electroplating, a glass etching agent and a component of erosion solutions.Method:Sodium fluoroborate can be prepared by the reaction of hydrofluoric acid and sodium borate, which produces HBF4 and NaHF2 during the reaction, and then goes through crystallization, drying and other steps to obtain pure products.Safety Information:1. Sodium fluoroborate is irritating and corrosive, and should be avoided in contact with the skin and eyes, and avoid inhaling its dust or vapor.2. Wear appropriate protective gloves, glasses, and a protective face shield when using.4. When storing and transporting sodium fluoroborate, it should be kept away from acids and combustibles, stored in a sealed container, and avoid contact with moisture.


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