 |
no. |
mol. formula |
material or substance name |
CAS Registry no. |
threshold limit (vol basis), ACGIH
(ppmv) |
threshold limit (mass basis), ACGIH
(mg/m3) |
permissible exposure limit (vol basis), OSHA
(ppmv) |
permissible exposure limit (mass basis), OSHA
(mg/m3) |
recommended exposure limit (vol basis), NIOSH
(ppmv) |
recommended exposure limit (mass basis),
NIOSH (mg/m3) |
max. workplace conc. (vol basis), Germany
(ppmv) |
max. workplace conc. (mass basis), Germany
(mg/m3) |
no. |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
|
1 |
Ag |
silver |
7440-22-4 |
|
0.1 |
|
0.01 |
|
0.01 |
|
0.1 |
1 |
|
|
2 |
Al |
aluminum |
7429-90-5 |
|
10 |
|
15 [total dust]/5 [respirable dust] |
|
10 [total dust]/5 [respirable dust] |
|
6 |
2 |
|
|
3 |
AlO3H3 |
aluminum hydroxide |
21645-51-2 |
|
|
|
|
|
|
|
6 |
3 |
|
|
4 |
Al2O3 |
aluminum oxide |
1344-28-1 |
|
10 |
|
15 [total dust]/5 [respirable dust] |
|
|
|
6 |
4 |
|
|
5 |
Al2O3 |
emery |
1302-74-5 |
|
10 |
|
15 |
|
|
|
|
5 |
|
|
6 |
As |
arsenic |
7440-38-2 |
|
0.01 |
|
0.01 |
|
|
|
|
6 |
|
|
7 |
AsH3 |
arsine |
7784-42-1 |
0.05 |
0.16 |
0.05 |
0.2 |
|
|
0.05 |
0.2 |
7 |
|
|
8 |
AsH3O4 |
arsenic acid |
7778-39-4 |
|
0.01 |
|
|
|
|
|
|
8 |
|
|
9 |
BF3 |
boron trifluoride |
7637-07-2 |
|
|
|
|
|
|
1 |
3 |
9 |
|
|
10 |
B2H6 |
diborane |
19287-45-7 |
0.1 |
0.11 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
0.1 |
10 |
|
|
11 |
B2O3 |
boron oxide (B2O3) |
1303-86-2 |
|
10 |
|
15 [total dust]/5 [respirable dust] |
|
10 |
|
15 |
11 |
|
|
12 |
B5H9 |
pentaborane |
19624-22-7 |
0.005 |
0.013 |
0.005 |
0.01 |
0.005 |
0.01 |
0.005 |
0.01 |
12 |
|
|
13 |
B10H14 |
decaborane |
17702-41-9 |
0.05 |
0.25 |
0.05 |
0.3 |
0.05 |
0.3 |
0.05 |
0.3 |
13 |
|
|
14 |
Ba |
barium |
7440-39-3 |
|
0.5 |
|
0.5 |
|
0.5 |
|
0.5 |
14 |
|
|
15 |
BaSO4 |
barytes |
7727-43-7 |
|
10 |
|
15 [total dust]/5 [respirable dust] |
|
10 [total dust]/5 [respirable dust] |
|
|
15 |
|
|
16 |
Be |
beryllium |
7440-41-7 |
|
0.002 |
|
0.002 |
|
|
|
|
16 |
|
|
17 |
Bi2Te3 |
bismuth(III) telluride, Se-doped |
1304-82-1 |
|
5 |
|
|
|
5 |
|
|
17 |
|
|
18 |
Br2 |
bromine |
7726-95-6 |
0.1 |
0.66 |
0.1 |
0.7 |
0.1 |
0.7 |
0.1 |
0.7 |
18 |
|
|
19 |
BrF5 |
bromine pentafluoride |
7789-30-2 |
0.1 |
0.72 |
|
|
0.1 |
0.7 |
|
|
19 |
|
|
20 |
C |
graphite (natural) |
7782-42-5 |
|
2 |
|
|
|
2.5 |
|
6 |
20 |
|
|
21 |
CCl2O |
phosgene |
75-44-5 |
0.1 |
0.4 |
0.1 |
0.4 |
0.1 |
0/4 |
0.02 |
0.08 |
21 |
|
|
22 |
CO |
carbon monoxide |
630-08-0 |
25 |
29 |
50 |
55 |
35 |
40 |
30 |
33 |
22 |
|
|
23 |
CO2 |
carbon dioxide |
124-38-9 |
5000 |
9000 |
5000 |
9000 |
5000 |
9000 |
5000 |
9000 |
23 |
|
|
24 |
CS2 |
carbon disulfide |
75-15-0 |
10 |
31 |
20 |
|
1 |
3 |
10 |
30 |
24 |
|
|
25 |
CaCN2 |
calcium cyanamide |
156-62-7 |
|
0.5 |
|
|
|
0.5 |
|
1 |
25 |
|
|
26 |
CaCO3 |
calcium carbonate |
471-34-1 |
|
10 |
|
15 [total dust]/5 [respirable dust] |
|
10 [total dust]/5 [respirable dust] |
|
|
26 |
|
|
27 |
CaCO3 |
limestone (marble) |
1317-65-3 |
|
10 |
|
15 [total dust]/5 [respirable dust] |
|
10 [total dust]/5 [respirable dust] |
|
|
27 |
|
|
28 |
CaCrO4 |
calcium chromate(VI) dihydrate |
13756-19-0 |
|
0.001 |
|
|
|
0.001 |
|
|
28 |
|
|
29 |
CaH4SO6 |
gypsum |
13397-24-5 |
|
10 |
|
15 [total dust]/5 [respirable dust] |
|
10 [total dust]/5 [respirable dust] |
|
6 |
29 |
|
|
30 |
CaO |
calcium oxide |
1305-78-8 |
|
2 |
|
5 |
|
2 |
|
5 |
30 |
|
|
31 |
CaO2H2 |
calcium hydroxide |
1305-62-0 |
|
5 |
|
15 [total dust]/5 [respirable dust] |
|
5 |
|
|
31 |
|
|
32 |
CaSiO3 |
calcium silicate |
1344-95-2 |
|
10 |
|
15 [total dust]/5 [respirable dust] |
|
10 [total dust]/5 [respirable dust] |
|
|
32 |
|
|
33 |
CaSO4 |
calcium sulfate |
7778-18-9 |
|
10 |
|
15 [total dust]/5 [respirable dust] |
|
10 [total dust]/5 [respirable dust] |
|
6 |
33 |
|
|
34 |
Cd |
cadmium |
7440-43-9 |
|
0.01 |
|
0.005 |
|
|
|
|
34 |
|
|
35 |
CdO |
cadmium oxide |
1306-19-0 |
|
|
|
0.005 |
|
|
|
|
35 |
|
|
36 |
ClFO3 |
perchloryl fluoride |
7616-94-6 |
3 |
13 |
3 |
13.5 |
3 |
14 |
|
|
36 |
|
|
37 |
ClF3 |
chlorine trifluoride |
7790-91-2 |
|
|
|
|
|
|
0.1 |
0.4 |
37 |
|
|
38 |
ClO2 |
chlorine dioxide |
10049-04-4 |
0.1 |
0.28 |
0.1 |
0.3 |
0.1 |
0.3 |
0.1 |
0.3 |
38 |
|
|
39 |
Cl2 |
chlorine |
7782-50-5 |
0.5 |
1.5 |
|
|
|
|
0.5 |
1.5 |
39 |
|
|
40 |
Co |
cobalt |
7440-48-4 |
|
0.02 |
|
0.1 |
|
0.05 |
|
|
40 |
|
|
41 |
Cr |
chromium (metal) |
7440-47-3 |
|
0.5 |
|
1 |
|
0.5 |
|
|
41 |
|
|
42 |
Cr2H2O7 |
chromic acid |
1066-30-4 |
|
0.05 |
|
|
|
0.001 |
|
|
42 |
|
|
43 |
CrCl2O2 |
chromyl chloride
[CrO2Cl2] |
14977-61-8 |
0.025 |
0.16 |
|
|
|
0.001 |
|
|
43 |
|
|
44 |
CrO3 |
chromium(VI) oxide |
1333-82-0 |
|
0.05 |
|
|
|
0.001 |
|
|
44 |
|
|
45 |
CsOH |
cesium bromide |
21351-79-1 |
|
2 |
|
|
|
2 |
|
|
45 |
|
|
46 |
Cu |
copper and inorganic compounds |
7440-50-8 |
|
|
|
|
|
|
|
1 |
46 |
|
|
47 |
Cu |
copper, fume |
7440-50-8 |
|
0.2 |
|
0.1 |
|
0.1 |
|
0.1 |
47 |
|
|
48 |
Cu |
copper, dusts and mists |
7440-50-8 |
|
|
|
1 |
|
1 |
|
1 |
48 |
|
|
49 |
F2 |
fluorine |
7782-41-4 |
1 |
1.6 |
0.1 |
0.2 |
0.1 |
0.2 |
0.1 |
0.2 |
49 |
|
|
50 |
F2O |
fluorine oxide |
7783-41-7 |
|
|
0.05 |
0.1 |
|
|
|
|
50 |
|
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
 |
no. |
mol. formula |
material or substance name |
CAS Registry no. |
threshold limit (vol basis), ACGIH
(ppmv) |
threshold limit (mass basis), ACGIH
(mg/m3) |
permissible exposure limit (vol basis),
OSHA (ppmv) |
permissible exposure limit (mass
basis), OSHA (mg/m3) |
recommended exposure limit (vol basis),
NIOSH (ppmv) |
recommended exposure limit (mass
basis), NIOSH (mg/m3) |
max. workplace conc. (vol basis),
Germany (ppmv) |
max. workplace conc. (mass basis),
Germany (mg/m3) |
no. |
 |