Kwas trójchlorooctowy ( TCA ) czysty krystaliczny - 100g

TRICHLOROACETIC ACID

WE: 200-927-2 

CAS Number: 76-03-9

Chemical Properties:

• Chemical Formula: CCl₃COOH
• Molar Mass: 163.39 g/mol
• Appearance: White crystalline solid
• Odor: Pungent, sharp odor
• Melting Point: 57-59°C
• Boiling Point: 196°C (decomposes)
• Density: 1.63 g/cm³
• Solubility:
  • Water: Highly soluble
  • Alcohol and Ether: Soluble
• pKa: ~0.65 (strong acid)

Applications:

1. Protein Precipitation: Commonly used in biochemistry for precipitating proteins.
2. Chemical Synthesis: Used as a reagent for halogenation and other reactions.
3. Etching Agent: Used in metallography for etching and surface treatment.
4. Industrial Applications: Involved in the production of certain pharmaceuticals, dyes, and pesticides.
5. Laboratory Use: Employed in the preparation of buffers and other chemical processes.

Physical and Chemical Characteristics:

• Acidic Strength: Trichloroacetic acid is a very strong organic acid, significantly stronger than acetic acid due to the electron-withdrawing effect of the chlorine atoms.
• Hygroscopic Nature: Absorbs moisture from the air.
• Reactivity: Reacts vigorously with bases, strong oxidizing agents, and reducing agents.

Notes:

Trichloroacetic acid is widely used in industrial and laboratory settings for its reactivity and strong acidity. It should be handled with care, as it is highly corrosive and can cause severe burns upon contact with skin or mucous membranes. Always consult the manufacturer's datasheet for detailed handling and storage recommendations.

SAFETY

Signal word: danger -

Pictograms GHS05, GHS07, GHS09 

Hazard statements H314 Causes severe skin burns and eye damage. H335 May cause respiratory irritation. H410 Very toxic to aquatic life with long lasting effects. 

Precautionary statements P260 Do not breathe dust/fume/gas/mist/vapours/spray. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/ …. P303+P361+P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P310 Immediately call a POISON CENTER/doctor. P403+P233 Store in a well-ventilated place. Keep container tightly closed.