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CA3COOH, clear, colorless liquid, pungent odor. Boiling point 140C, flash point 54C (closed cup), autoignition temperature 38OC.

A 99.7% solution is used in the S.S.E. laboratory for junction depth measurements. Acetic acid is also present in the metal etch solution used for Aluminum etch procedure.

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Salt Bridge

A U-shaped tube containing electrolyte, which connects two half-cells of a voltaic cell.

Alkyl Group

A group of atoms derived from an alkane by the removal of one hydrogen atom.

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Ideal Solution

A solution that obeys Raoult's Law exactly.

Phosphoric Acid

H3P04, Colorless liquid or rhombic crystals, decomposes before it will boil. Used mostly in the metal etchant. Used in cleaning operations to remove encrusted surface matter and mineral scale found on metal equipment such as boilers and steam producing equipment. Also used to brighten metals and remove rust.

Aromatic Hydrocarbons

Benzene and its derivatives.

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Chemical Hygiene Plan (CHP)

A written program developed and implemented by an employer designating proceedures, equipment, personal protective equipment, and work practices that are capable of protecting employees from the health hazards presented by hazardous chemicals usid in that particular workplace.

Linkage Isomers

Isomers in which a particular ligand bonds to a metal ion through different donor atoms.

 

Exothermicity

The release of heat by a system as a process occurs.