HYDROFLUORIC ACID solution 40% - PURE 250 ml WARCHEM

Technical information about chemical reagents:

• Chemical formula: HF
• CAS number: 7664-39-3
• EC number: 231-634-8
• Synonyms: Hydrofluoric acid, Hydrogen fluoride solution
• Category: Acids
• Purity: 40% solution
• Molar mass: 20.01 g/mol
• Density: 1.128 g/ml
• Appearance/Form: colorless to pale yellow liquid with pungent odor
• Boiling point: approx. 110–115 °C (depending on water content)
• Melting point: <0 °C (varies depending on concentration)
• Solubility: completely miscible with water
• pH value (40% solution): significantly below 1 (highly corrosive)
• Type of packaging: Plastic bottle
• Expiry date: minimum 12 months from delivery of goods

Examples of professional applications in various industries:

• Material analysis: Highly concentrated hydrofluoric acid is used for etching quartz, glass, and silicates as well as for sample digestion in geochemical analyses – exclusively in specialized laboratories.
• Research and development: Used in the synthesis of organofluorine compounds and for surface cleaning in semiconductor technology under extremely controlled conditions.
• Surface technology: Application in the removal of metal oxides and silicate compounds in the preparation of scientific samples.

Hazard statements on the product label:

H301: Toxic if swallowed.
H314: Causes severe skin burns and eye damage.
H330: Fatal if inhaled.
H373: May cause damage to organs through prolonged or repeated exposure.

Safety instructions on the product label:

P260: Do not breathe dust/fume/gas/mist/vapours/spray.
P280: Wear protective gloves/protective clothing/eye protection/face protection.
P301 + P330 + P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P303 + P361 + P353: IF ON SKIN (or hair): Remove contaminated clothing immediately. Wash skin with water/shower.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water, remove contact lenses. Continue rinsing.
P310: Immediately call a POISON CENTER or doctor.
P501: Dispose of contents/container to an approved special waste treatment facility.

Restrictions: Exclusively for use by trained professionals in properly equipped laboratories. Not suitable for general teaching purposes, private use, or unprotected handling.

Recommended storage conditions:

1. Store in tightly sealed plastic bottles in a cool and dry place.
2. Keep away from metals, glass, strong bases, and flammable materials.
3. Store only in ventilated, acid-resistant hazardous material cabinets.
4. Keep suitable emergency equipment ready: e.g., calcium gluconate gel, emergency shower, glove box.
5. Access only for authorized and trained laboratory personnel with proof of hazardous materials training.