All hazardous chemicals introduced into the workplace by employers and used in the workplace by employees shall be in labeled containers that meet the requirements of the Occupational Safety and Health Administration standard; provided, however, that employers shall not 650 45-22-5 be required to label portable containers into which hazardous chemicals are transferred from labeled containers provided that the portable container and the hazardous chemical transferred to it are intended only for the immediate use of an employee who performs the transfer or who is present at the time of such transfer. (Code 1981, § 45-22-3, enacted by Ga. L. 1988, p. 1778, § 1.) 45-22-4. Responsibility of public contractors who introduce hazardous materials into workplace. A public contractor who introduces hazardous materials into the workplace shall agree, and include a statement, in all bids, agreements, contracts, or other instrument to the effect that such contractor shall be responsible for compliance with the provisions of this chapter for persons employed by such contractor utilized under such contract. Any such public contractor who introduces hazardous chemicals into the workplace shall provide material safety data sheets for such chemicals to all employees using them and instruction in handling, emergency procedures, and disposal prior to introducing such hazardous chemicals. This Code section shall not be construed to place responsibility on any person, firm, or corporation other than public contractors. (Code 1981, § 45-22-4, enacted by Ga. L. 1988, p. 1778, § 1.) 45-22-5. Exclusions from chapter; exclusions from labeling requirements.