Lithium hydride 7580-67-8 - 0.025 - - - - LPG (liquified petroleum 68476-85-7 1000 1800 - - Carc. 1B - gas) Magnesite 546-93-0 - 10 - - - - (a) Magnesium oxide (fume) 1309-48-4 - 10 - - - - Malathion Maldison 121-75-5 - 10 - - - Sk:Sen Maleic anhydride 108-31-6 0.25 1 - - - Sen Manganese Tricarbonyl (eta 12079-65-1 - 0.1 - - - Sk cyclopentadienyl) tricarbonyl (as Mn) manganese Manganese, dust & - 1 - - - - compounds (as Mn) Manganese, fume (as Mn) 7439-96-5 - 1 - 3 - - Manganese tetroxide Man-Made Vitreous (Silicate) Synthetic mineral fibres (SMF) Fibres (MMVF) Refractory Ceramic - 0.5 f/mL - - - (h) (i) Carc. 1B(o) (j) (l) (respirable) Fibres (RCF),(h) and (o) Special Purpose 2 mg/m3 Fibres(i) (inhalable and dust)(j) High Biopersistence MMVF(l) [Glass wool, rock - 2 mg/m3 - - - (i) (j) Carc. 2(i)(k) (stone) wool, slag wool (k) (m) (inhalable or and continuous glass (n) (o) dust)(j) filament](i)(k) and Low Biopersistence MMVF(m) Mercury, alkyl compounds - 0.01 - 0.03 - Sk (as Hg) Mercury, aryl compounds (as - 0.1 - - - Sk Hg)
Lithium hydride 7580-67-8 - 0.025 - - - - LPG (liquified petroleum gas) 68476-85-7 1000 1800 - - Carc. 1B - Magnesite 546-93-0 - 10 - - - - (a) Magnesium oxide (fume) 1309-48-4 - 10 - - - - Malathion Maldison 121-75-5 - 10 - - - Sk:Sen Maleic anhydride 108-31-6 0.25 1 - - - Sen Manganese tricarbonyl (as Mn) Tricarbonyl (eta cyclopentadienyl) manganese 12079-65-1 - 0.1 - - - Sk Manganese, dust & compounds (as Mn) - 1 - - - - Manganese, fume (as Mn) Manganese tetroxide 7439-96-5 - 1 - 3 - - Man-Made Vitreous (Silicate) Fibres (MMVF) Synthetic mineral fibres (SMF) Refractory Ceramic Fibres (RCF),(h) Special Purpose Fibres(i) and High Biopersistence MMVF(l) - 0.5 f/mL (respirable) and 2 mg/m3 (inhalable dust)(j) - - Carc. 1B(o) - (h) (i) (j) (l) (o) [Glass wool, rock (stone) wool, slag wool and continuous glass filament](i)(k) and Low Biopersistence MMVF(m) - 2 mg/m3 (inhalable dust)(j) - - Carc. 2(i)(k) or - (i) (j) (k) (m) (n) (o) Mercury, alkyl compounds (as Hg) - 0.01 - 0.03 - Sk Mercury, aryl compounds (as Hg) - 0.1 - - - Sk
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