This 1 liter formaldehyde solution is categorized under concentrated formaldehyde solutions, specifically intended for histology and microscopy applications such as fixation. It has a Molecular Weight of 30.03 g/mol and falls within the substance groups of aldehydes and organic gases. In the workplace, it requires various warning and precept labels, including "Prohibition label," "No Smoking," "No admittance for unauthorized persons," "No eating and drinking," "Caution - toxic material," "Caution - corrosive material," "Use safety goggles," "Wear safety gloves," among others. The European Union has set binding occupational exposure limits for formaldehyde, with an 8-hour limit value of 0.37 mg/m3 (0.3 ppm), a short-term limit value of 0.74 mg/m3 (0.6 ppm), and transitional measures for certain sectors until 20

• CAS Number: 50-00-0
• Molecular Formula: CH2O
• Molecular Weight: 30.026
• Exact Mass: 30.010564683
• Boiling Point: -6 °F at 760 mmHg (NIOSH, 2024)
• Melting Point: -134 °F (NIOSH, 2024)
• Vapour Density: 1.04 (NIOSH, 2024) - Heavier than air; will sink (Relative to Air)
• GHS Signal Word: Danger
• Hazard Statements:
• H302: Harmful if swallowed [Warning Acute toxicity, oral]
• H301 (83.1%): Toxic if swallowed [Danger Acute toxicity, oral]
• H314: Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
• H220: Extremely flammable gas [Danger Flammable gases]
• H227: Combustible liquid [Warning Flammable liquids]