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DOL OEL-RL |
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F - L |
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Substance |
TWA OEL-RL |
Short Term OEL-RL |
Notes | ||
| ppm | mg/m3 | ppm | mg/m3 | ||
| Fenchlorphos (ISO) | - | 10 | - | - | - |
| Ferbam (ISO) | - |
10 |
- | 20 | - |
| Ferrocene | - | 10 | - | 20 | - |
| Fluoride (as F) | - | 2.5 | - | - | - |
| Fluorine | - | - | 1 | 1.5 | - |
| Fluorodichloromethane | 10 | 40 | - | - | - |
| Fluorotrichloromethane | 1000 | 5600 | 1250 | 7000 | - |
| Formamide | 20 | 30 | 30 | 45 | - |
| Formic acid | 5 | 9 | - | - | - |
| 2-Furaldehyde (Furfural) | 2 | 8 | 10 | 40 | Sk |
| Furfuryl alcohol | 5 | 20 | 15 | 60 | Sk |
| Germane | 0.2 | 0.6 | 0.6 | 1.8 | - |
| Germanium tetrahydride | 0.2 | 0.6 | 0.6 | 1.8 | - |
| Glutaraldehyde | - | - | 0.2 | 0.7 | - |
| Glycerol, mist | - | 10 | - | - | - |
| Glycerol trinitrate | 0.2 | 2 | 0.2 | 2 | Sk |
| Glycol monoethyl ether | 10 | 37 | - | - | Sk |
| Graphite | |||||
| total inhalable dust | - | 10 | - | - | - |
| respirable dust | - | 5 | - | - | - |
| Guthion | - | 0.2 | 0.6 | - | Sk |
| Gypsum | |||||
| total inhalable dust | - | 10 | - | - | - |
| respirable dust | - | 5 | - | - | - |
| Halothane | 10 | 80 | - | - | - |
| y-HCH (ISO) | - | 0.5 | - | 1.5 | Sk |
| Hafnium | - | 0.5 | - | 1.5 | - |
| Heptachlor | - | 0.5 | - | 2 | Sk |
| n-Heptane | 400 | 1600 | 500 | 2000 | - |
| Heptan-2-one | 50 | 240 | - | - | - |
| Heptan-3-one | 50 | 230 | 75 | 345 | - |
| y-Hexachlorocyclohexane | - | 0.5 | - | 1.5 | Sk |
| Hexachloroethane | |||||
| vapour | 5 | 50 | - | - | - |
| total inhalable dust | - | 10 | - | - | - |
| respirable dust | - | 5 | - | - | - |
| Hexahydro-1,3,5-trinitro-1,3,5-triazine | - | 1.5 | - | 3 | Sk |
| Hexane, all isomers except n-Hexane | 500 | 1800 | 1000 | 3600 | - |
| n-Hexane | 20 | 70 | - | - | - |
| 1,6 Hexanolactam | |||||
| dust | - | 1 | - | 3 | - |
| vapour | 5 | 20 | 10 | 40 | - |
| Hexan-2-one | 5 | 20 | - | - | Sk |
| Hexone | 50 | 205 | 75 | 300 | Sk |
| Hexylene glycol | 25 | 125 | 25 | 125 | - |
| Hydrazine | 0.1 | 0.1 | - | - | Sk |
| Hydrazoic acid (as vapour) | - | - | 0.1 | - | - |
| Hydrogen bromide | - | - | 3 | 10 | - |
| Hydrogen chloride | - | - | 5 | 7 | - |
| Hydrogenfluoride (as F) | - | - | 3 | 2.5 | - |
| Hydrogen peroxide | 1 | 1.5 | 2 | 3 | - |
| Hydrogen selenide (as Se) | 0.05 | 0.2 | - | - | - |
| Hydrogen sulphide | 10 | 14 | 15 | 21 | - |
| Hydroquinone | - | 2 | - | 4 | - |
| 4-Hydroxy-4-methyl-pentan-2-one | 50 | 240 | 75 | 360 | - |
| 2-Hydroxypropyl acrylate | 0.5 | 3 | - | - | Sk |
| 2,2'-Iminodiethanol | 3 | 15 | - | - | - |
| 2,2'-Iminodi(ethylamine) | 1 | 4 | - | - | Sk |
| Indene | 10 | 45 | 15 | 70 | - |
| Indium & compounds (as In) | - | 0.1 | - | 0.3 | - |
| Iodine | - | - | 0.1 | 1 | - |
| Iodoform | 0.6 | 10 | 1 | 20 | - |
| Iodomethane | 5 | 28 | 10 | 56 | Sk |
| Iron oxide, fume (as Fe) | - | 5 | - | 10 | - |
| Iron pentacarbonyl | 0.01 | 0.08 | - | - | - |
| Iron salts (as Fe) | - | 1 | - | 2 | - |
| Isoamyl acetate | 100 | 525 | 125 | 655 | - |
| Isoamyl alcohol | 100 | 360 | 125 | 450 | - |
| Isoamyl methyl ketone | 50 | 240 | 75 | 360 | - |
| Isobutyl acetate | 150 | 700 | 187 | 875 | - |
| Isobutyl alcohol | 50 | 150 | 75 | 225 | - |
| Isobutyl methyl ketone | 50 | 205 | 75 | 300 | Sk |
| Isoflurane | 50 | 380 | - | - | - |
| Isooctyl alcohol (mixed isomers) | 50 | 270 | - | - | - |
| Isopentyl acetate | 100 | 525 | 125 | 655 | - |
| Isophorone | - | - | 5 | 25 | - |
| Isophorone diisocyanate (IPDI) | - | 0.2 | - | 0.07 | Sen |
| Isopropyl acetate | - | - | 200 | 840 | - |
| Isopropyl alcohol | 400 | 980 | 500 | 1225 | Sk |
| Isopropyl benzene | 25 | 120 | 75 | 370 | Sk |
| Isopropyl chloroformate | 1 | 5 | - | - | - |
| Isopropyl ether | 250 | 1050 | 310 | 1320 | - |
| Isopropyl glycidyl ether (IGE) | 50 | 240 | 75 | 360 | - |
| Ketene | 0.5 | 0.9 | 1.5 | 3 | - |
| Limestone | |||||
| total inhalable dust | - | 10 | - | - | - |
| respirable dust | - | 5 | - | - | - |
| Lindane | - | 0.5 | - | 1.9 | Sk |
| Liquified petroleum gas (LPG) | 1000 | 1800 | 1250 | 2250 | - |
| Lithium hydride | - | 0.025 | - | - | - |
| Lithium hydroxide | - | - | - | 1 | - |