TABLE 41
ENVIRONMENTAL AND BIOLOGICAL MONITORING AND SURVEY WORK OF OCCUPATIONAL HEALTH DIVISION 1985
I. Field Survey Work
Nature of Survey Work
(A) Atmospheric monitoring :
Acetic acid
Acetone
No. of No. of samples Surveys
taken
Acid mist (Sulphuric acid mist)
Ammonia
Asbestos
Benzene
Carbon dioxide
Carbon monoxide
Charcoal tubes samples (Organic solvent vapour)
(B) Ventilation surveys :
General ventilation Local exhaust
271213141
2
(C) Thermal surveys
10
3
(D) Lighting murveys
10
22
(E) Radiation surveys : Radio frequency Laser
TABLE 41 (Cont'd)
No. of
surveys
286
335
6
B
4.
No. of samples
taken
Total
1 480
1 769
Chlorine
Chloroform
Chromic said mist
Cotton dust
Cyclohexanone
Diethyl ether
3
25
42
32
108
II. Laboratory Analysis Work
2
Nature of
Dust
Ether
Ethyl acetate
Explosive gae
167
618
1
1
analysis work
No. of analyses
No. of samples/ apecimena collected
16
19
2
Fluoride dust
13
31
Formaldehyde
Glycol ethers
27
27
Hydrocarbon
Hydrogen chloride
Hydrogen cyanide
13
15
(A) Chemical Analysis :
Asbestos
2-Butoxyacetic acid
Butyl cellusolve
Cellusolve acetate
Glycol ethers
(2)
(36)
(8)
(8)
2-Ethoxyacetic acid
(36)
(36)
27
Hydrogen fluoride
Hippuric acid
(36)
Hydrogen sulphide
1
Isocyanate
(1)
Isocyanate
1
Lead
(10)
Lead
48
Major composition of solvent vapour
(69)
(69)
Lead dust
1
1
Methylhippuric acid
(36)
Manganese dioxide
1
4
Ozone
39
39
Phenol
(36)
Methyl ethyl ketone
13
15
Methylene chloride
Resin
(1)
Nitrogen dioxide
7
Silica
(25)
Organic solvents
13
Trichlorotri-fluoroethane
(2)
*1*** 1680 JING
(2)
(-)
(8)
(8)
(-)
(1)
(9)
(-)
(-)
(-)
(23)
(2)
Organic vapoure
26
Ozone
169
Perchloroethylene
13
(B) Urinalysis :
Phenol
Glucose
Phosgene
Protein
Iso-propyl alcohol
5
Silica dust
11
35
468
468
468
Total
1 002 (306)
507 (158)
Soda ash
Sulphur dioxide
2
Styrane
31
51
Tetrahydrofuran
1, 1, 1-trichloroethane
90
153
Trichloroethylene
58
94
Toluene
68
93
Note: Figures in brackets were analyses/samples/specimens
being referred to the Government Laboratory for
chemical analysis.
Toluene di-isocyanate
15
Vinyl chloride
Welding fumé
1
Xylene
13
19