Formic Acid, 94% Formic Acid, 64-18-6, Industrial Grade Formic Acid, Metal Surface Treatment Agent

Formic Acid 94% National Standard Industrial Grade Formic Acid CAS 64-18-6 Metal Surface Treatment Agent for Dyeing and Leather Auxiliary

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Basic Information

Chemical Formula: HCOOH

Molecular Weight: 46.03

Appearance: Colorless transparent liquid

Odor: Strong pungent acidic smell

CAS: 64-18-6

EINECS: 200-001-8

Physical and Chemical Properties

Solubility: Miscible with water, ethanol, glycerol, and most organic solvents in any proportion; partially soluble in hydrocarbons.

Density: Relative density approximately 1.220.

Boiling Point: 100.8°C.

Flash Point: 68.9°C.

Chemical Properties: Exhibits properties of carboxylic acids, such as esterification with alcohols and reactions with metals and metal oxides to form formates; also shows some aldehyde properties, including silver mirror reaction, reaction with Fehling's reagent, and oxidative decomposition by strong oxidizing agents.

Applications

· Organic Synthesis: Used as a basic organic chemical raw material.

· Textile Dyeing: Serves as a dyeing auxiliary to ensure uniform coloring and easy volatilization, leaving no residue on fabrics after dyeing; also reduces hexavalent chromium, improving dye utilization in chrome-based dyeing processes.

· Leather Industry: Used in tanning and pickling processes to remove impurities from leather, enhancing its quality and softness.

· Agricultural Field

· Other Applications: Functions as a metal surface treatment agent to remove oxides and rust; acts as a rubber auxiliary to improve rubber properties; also serves as an industrial solvent for dissolving certain organic substances.

Storage: Store in a cool, well-ventilated warehouse away from fire and heat sources. Keep separate from oxidizers, alkalis, and other incompatible materials to avoid mixed storage.