Hazard search
Tetrahydrofuran
- CAS number
- 109-99-9
- Also known as
- 1,4-Epoxybutane · Tetrahydrofuran (see online Passive Sampling Guide)
UK workplace exposure limits
| Limit | Value | Applies to |
|---|---|---|
| 8-hour TWA | 50 ppm | |
| 8-hour TWA | 150 mg/m³ | |
| 15-minute STEL | 100 ppm | |
| 15-minute STEL | 300 mg/m³ |
Notations
- Sk: can be absorbed through the skin
Sampling methods
| Method | Sampling | Medium | Analysis | Part numbers |
|---|---|---|---|---|
| MDHS 88 | Passive | GC-FID | 575-001 | |
| MDHS 88 VOCs by solvent desorption and GC Method document (opens in a new tab) | Passive | Passive sampler | 575-002 | |
| MDHS 96 VOCs by solvent desorption and GC Method document (opens in a new tab) | Active (pump) | Charcoal tube (100/50mg) | GC-FID | 226-01 |
| NIOSH 1609 Tetrahydrofuran by GC-FID Method document (opens in a new tab) | Active (pump) | Charcoal tube (100/50mg) | GC-FID | 226-01 |
| Non-agency Tetrahydrofuran by Colorimetric analysis | Direct-reading | Gastec detector tube | 810-159 810-161 | |
| Non-agency VOCs by solvent extraction and GC Method document (opens in a new tab) | Passive | Anasorb CSC (500mg) passive sampler | 690-105 | |
| Non-agency VOCs by thermal desorption and GC Method document (opens in a new tab) | Passive | Anasorb GBC1 (370mg) or Chromosorb 106 (285 mg) passive sampler | 690-101 690-103 | |
| Other | Passive | GC-FID | 575-001 575-002 | |
| Other | Passive | TD, GC | 690-101 690-103 | |
| Other | Passive | GC-FID | 690-105 | |
| Other Internal | Passive | TD, GC | 690-101 690-103 | |
| Other Internal | Passive | GC-FID | 690-105 |
Methods and limits as published by their agencies and summarised by SKC; check the current method and the limit that applies to you before sampling.
Source: SKC Ltd (UK), Hazard Search, used with SKC's permission (opens in a new tab); SKC Inc. (USA), Sampling Guides, used with SKC's permission (opens in a new tab)