Chemical Name : Fluoboric Acid
CAS Number : 16872-11-0
Apperance : Colorless transparent liquid.
Content : 40.0% or 48.0%-50.0%
Stability : Stable. Incompatible with strong alkali and cyanide.
Uses: 1. Used for cleaning oxide and silicate film on metal surface and corrosive agent;
2. Used as acetaldehyde synthesis catalyst, metal surface cleaner, polishing agent for lead electrolysis and stabilizer for diazonium salt;
3. Used as stabilizer for diazonium salt;
4. Used for cleaning oxide and silicate film on metal surface and cleaning aluminum and alloy before electroplating. 2.5% solution is used for electrolytic polishing of pure aluminum, and for removing flux from metal substrate and washing solution of electroplated parts. Used as catalyst, preservative, chemical reagent for alkylation and polymerization, and raw materials for preparing various fluoroborates.
Usage 5: used for cleaning metal surfaces and alloys before electroplating.
Application 6: Preparation of stable diazonium salts, preparation of catalysts for organic synthesis of acetals and determination of sodium in the presence of magnesium ions and potassium ions, and also for dissolution of sponge titanium and its alloys and printed circuit board industry.
Refer to the quality standard enterprise standard E Q/W-84 index name index Fluoroboric acid (HBF4)/%≥ 49 free boric acid /%≤ 2.5 iron (Fe)/%≤ 0.01 chloride /%≤ 0.005 sulfate /%≤ 0.03.
China
