GBP 57 SUBSTANCE LIMIT VALUES FOR RESPIRATORY PROTECTION Type of Substance CAS Status EU Germany Italy France Spain Austria Switzerland filter ppm mg/m³ ppm mg/m³ ppm mg/m³ ppm mg/m³ ppm mg/m³ ppm mg/m³ ppm mg/m³ Aceton 67-64-1 N 500 1210 500 1200 500 1210 500 1210 500 1210 500 1200 500 1200 AX Aluminium 7429-90-5 f 1.5A 5A 5A 5A 3A P1 Ammonia 7664-41-7 g,fl 20 14 20 14 20 14 10 7 20 14 20 14 20 14 K Asbestos up to 100.000 f/m³ 1332-21-4 f 0.01 F/cm³ 0.1 F/cm³ 0.1 F/cm³ 0.1 F/cm³ 0.1 F/cm³ 0.25 F/cm³ 0.01 F/cm³ P2/3 Asbestos 100.000 to 300.000 f/m³ 1332-21-5 f P3 VM Benzoic acid 65-85-0 f 0.1 0.5 0.2 1 P2 Lead and its compounds 7439-92-1 f 0.15 0.15E 0.15 0.1E 0.15E 0.1E 0.1E P3 Bromine 7726-95-6 fl 0.1 0.7 0.1 0.7 0.1 0.7 0.1 0.7 0.1 0.7 0.1 0.7 0.1 0.7 B Butane 106-97-8 g (N) 1000 2400 800 1900 1000 800 1900 800 1900 AX Calcium hydroxide 1305-62-0 f 1E 1E 1E 1E 1E 1E 1E P2 Chlorine 7782-50-5 r 0.5ST 1.5ST 0.5 1.5 0.5ST 1.5ST 0.5ST 1.5ST 0.5ST 1.5ST 0.5 1.5 0.5 1.5 B Chloracetic acid 79-11-8 fl 0.5 2 0.5 1 4 0.5 2 E Hydrogen chloride 7647-01-0 g (fl) 5 8 2 3 5 8 5ST 7.6ST 5 7.6 5 8 2 3 E Cyanamide 420-04-2 f(g) 0.58 1 0.2 0.35E 1 0.58 1 0.58 1 0.58 1 0.58 1 BP2 Dichloromethane 75-09-2 N 100 353 50 180 50 175 50 178 50 177 50 175 50 177 AX Dimethyl nitrosamine 62-75-9 fl 0.00075 0.0025 0.001 ABP3 Dimethyl sulphate 77-78-1 fl 0.1 0.5 0.05 0.26 0.02 0.1 0.02 0.1 AP3 Disulphur dichloride 10025-67-9 fl 1ST 5.6ST 1 6 1 6 B Disulfiram 97-77-8 f 2E 2 2 2E 2E P2 Acetic acid 64-19-7 fl 10 25 10 25 10 25 10 25 10 25 10 25 10 25 ABE Ethanol 64-17-5 fl 200 380 1000 1900 1000ST 1910ST 1000 1900 500 960 A Ethyl acetate 141-78-6 fl 200 734 200 730 200 734 200 734 200 734 200 734 200 730 A Ethyl benzene 100-41-4 fl 100 442 20 88 100 442 20 88.4 100 441 100 440 100 435 A Ethyl formate 109-94-4 N 100 310 100 300 100 308 100 300 100 310 AX Fluorine 7782-41-4 r 1 1.58 1 1.6 1 1.58 1 1.58 1 1.6 0.1 0.2 0.1 0.15 B Fluoride 16984-48-8 f 2.5 1E 2.5 2.5 2.5 2.5E 1E P2 Formaldehyde. formalin 50-00-0 r 0.3 0.37 0.3 0.37 0.3 0.37 0.3 0.37 0.3 0.37 0.3 0.37 0.3 0.37 Special Formamide 75-12-7 fl 20 30 10 19 9 16 10 18 A Graphite 7782-42-5 f 0.3 2A 2E 5 2.5A P1 Halothane 151-67-7 N 5 41 50 410 5 40 5 40 AX Heptane 142-82-5 fl 500 2085 500 2100 500 2085 400 1668 500 2085 500 2000 400 1600 A Hydrogen peroxide 7553-56-2 f(g) 0.1ST 1ST 0.1ST 1ST 0.1 1 0.1 1 BP2 Isopropanol 67-63-0 fl 200 500 400ST 980ST 200 500 200 500 200 500 A Sand-lime brick 1317-65-3 f 10E 3E P1 Carbon dioxide 124-38-9 r 5000 9000 5000 9100 5000 9000 5000 9000 5000 9150 5000 9000 5000 9000 UU Carbon monoxide 630-08-0 r 20 23 30 35 20 23 20 23 20 23 20 23 30 35 CO Copper 7440-50-8 f 0.01A 1 0.1 1E 0.1E P2 Magnesium oxide 1309-48-4 f 4E 10A 10E 3A P1 Methanol 67-56-1 N 200 260 100 130 200 260 200 260 200 266 200 260 200 260 AX Methyl cyclohexanol 25639-42-3 fl 6 28 50 235 50 237 50 235 50 235 A Naphtalene 91-20-3 f(g) 0.4E 2E 10 50 10 50 10 53 10 50 10 50 AP3 Sodium azide as NaN3 26628-22-8 f 0.1 0.2 0.1 0.1 0.1 0.1 0.2E P2 Sodium hydroxide. caustic soda 1310-73-2 f.fl 2 2 2E 2E P2 Octane 111-65-9 fl 500 2400 300 1450 300 1420 300 1400 300 1400 A Oxalic acid 144-62-7 f 1 1E 1 1 1 1E 1E P2 Ozone 10028-15-6 r 0.1 0.2 0.08 0.16 0.1 0.2 0.1 0.2 ABNO Phenol 108-95-2 f(g) 2 8 2 8 2 8 2 7.8 2 8 2 8 5 19 A(P2) Phosgene. carbonyl chloride 75-44-5 r 0.02 0.08 0.1 0.41 0.02 0.08 0.02 0.08 0.1 0.4 0.02 0.08 0.1 0.41 B Poly vinyl chloride (PVC) 9002-86-2 f 0.3A 1.5A 5A 3A P2 Quartz 14808-60-7 f 0.05A 0.1A 0.05A 0.05A 0.15A P3 Mercury 7439-97-6 fl 0.02E 0.02 0.02 0.02 0.02 0.02E Hg Nitric acid 7697-37-2 fl 1ST 2.6ST 1ST 2.6ST 1ST 2.6ST 1ST 2.6ST 1ST 2.6ST 1ST 2.6ST 2 5 B. NO Sulphur dioxide 7446-09-5 r 0.5 1.3 1 2.7 0.5 1.3 0.5 1.3 0.5 1.32 0.5 1.3 0.5 1.3 E Sulphuric acid 7664-93-9 fl 0.05A 0.1A 0.05A 0.05A 0.05A 0.1A 0.1E P(E) Silicon carbide 409-21-2 f 10A 3A 5A 3A P2 Tetrachloro methane 56-23-5 fl 1 6.4 0.5 3.2 1 6.4 1 6.4 1 6.4 1 6.4 1 6.4 A Titanium dioxide 13463-67-7 f 0.3E 11E 10E 5E 3E P1 Triethyl amine 121-44-8 fl 2 8.4 1 4.2 2 8.4 1 4.2 2 8.4 2 8.4 1 4.2 AK Vinyl acetate 108-05-4 fl 5 17.6 10 36 5 17.6 5 17.6 5 17.6 5 17.6 10 35 A Vinyl chloride 75-01-4 N 1 2.6 1 2.6 1 2.6 1 2.59 1 2.6 1 2.6 1 2.6 AX Hydrogen peroxide 7722-84-1 fl 0.5 0.71 1 1.5 1 1.4 1 1.4 1 1.4 NO. B Xylol (all isomers) 1330-20-7 fl 50 221 50 220 50 221 50 221 50 221 50 221 50 220 A Zinc oxide smoke 1314-13-2 f 10 10 3A P2 Note: Limit values are subject to constant review and revision, based on the latest medical A = a lveolar dust fraction fl = liquid with boiling point above 65°C and technical information. E = r espirable dust fraction N = low boiling point, organic liquid This table shows the status as at January 2024. f = o verall status: solid with boiling point below 65°C For up-to-date limit values we recommend: f (g) = if the vapour pressure (g=gas) g =g  ases https://limitvalue.ifa.dguv.de/WebForm_gw2.aspx of the solid material must be taken UU = r espirator independent of the ambient The Hoffmann Group accepts no liability of any kind for the values printed here. into account air ST = s hort term VM = f ull-face mask (generally 15 minutes) 133