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Table 1 Acid mist assessment of the study factory

From: Examining relationship between occupational acid exposure and oral health in workplace

 

Factory A

 

Factory B

 

Air sampling

(mg/m3)

PEL-TWA#

(mg/m3)

Air sampling

(mg/m3)

PEL-TWA

(mg/m3)

Nitric acid

0.014

5.2

–

–

Sulfuric acid

<  0.007

1

0.066

1

Hydrochloric acid

<  0.050

7.5

–

–

  1. #PEL Permissible exposure limit-time weighted average
  2. #One study factory did not provide acid mist assessment papers; another study factory did not enroll exposed employees
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BMC Public Health

ISSN: 1471-2458

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