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Table 3 FA Ceiling values (ppm) according to places of work, tasks and exposed workers

From: Genotoxic effects in occupational exposure to formaldehyde: A study in anatomy and pathology laboratories and formaldehyde-resins production

Places of work

Tasks

Ceiling Values (ppm)

Exposed Workers

Factory Resins production

Sample collect (Reactors)

1.09

Reactor operators

Factory Impregnation

Machine operation

1.04

Impregnation machine operators

Factory Quality Laboratory

Quality control

0.52

Quality Technicians

Pathology and anatomy laboratories

Macroscopic examination

5.02

Pathologist

Pathology and anatomy laboratories

Disposal of specimen and used solutions

0.95

Technicians and Assistants

Pathology and anatomy laboratories

Jar filling

2.51

Assistants

Pathology and anatomy laboratories

Specimen wash

2.28

Technicians

Pathology and anatomy laboratories

Biopsy

1.91

Technicians