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What is Phenacetin? | #phenacetin #chemical # chemical products # Echemi

What is Phenacetin?

What is Phenacetin?

Phenacetin is an analgesic and antipyretic drug that has been widely used since its invention in 1887. Withdrawn from medicinal use due to risks since the 1970s (e.g., Canada in 1973, US Food and Drug Administration in 1983).

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What is tadalafil? | #tadalafil #chemical # chemical products # Echemi

What is tadalafil?

What is tadalafil?

Tadalafil relaxes vascular muscles and increases blood flow to specific areas of the body.

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The Basics of Acetal | #acetal Copolymer #chemical # chemical products # Echemi

The Basics of Acetal

The Basics of Acetal

Acetal is called a thermoplastic because of the way it responds to heat. Thermoplastics become liquid at their melting point, which is 175 degrees Celsius for acetal homopolymer plastic and 162 to 173 degrees Celsius for acetal copolymer plastic. Thermoplastics are useful because they can

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