| 1. | Occupational exposure limit for urea in the air of workplace 车间空气中尿素职业接触限值 |
| 2. | Occupational exposure limit for 2 - ethoxyethanol in the air of workplace 乙氧基乙醇职业接触限值 |
| 3. | Occupational exposure limit for hazardous agents in the workplace 工作场所有害因素职业接触限值 |
| 4. | Occupational exposure limit for hydroquinone in the air of workplace 车间空气中氢醌的职业接触限值 |
| 5. | Occupational exposure limit for ethanolamine in the air of workplace 车间空气中乙醇胺职业接触限值 |
| 6. | Occupational exposure limit for norgestrel in the air of workplace 车间空气中炔诺孕酮职业接触限值 |
| 7. | Occupational exposure limit for acephate in the air of workplace 车间空气中乙酰甲胺磷职业接触限值 |
| 8. | Occupational exposure limit for calcium oxide in the air of workplace 车间空气中氧化钙职业接触限值 |
| 9. | Occupational exposure limit for 1 , 1 , 1 - trichloroethane in the air of workplace 三氯乙烷职业接触限值 |
| 10. | Occupational exposure limit for phosphoric acid in the air of workplace 车间空气中磷酸职业接触限值 |