38
K. Amrutha et al.
Table 2
(continued)
Sl. no Location
Type of
sample
Environmental
setting
Methodology adopted
Size range (mm)
Average microplastics
concentration
Polymer types
Reporting units
References
40
Tuticorin
Salt
Marine
Binocular stereo zoom
microscope,
µ-FTIR and
Atomic Force Microscopy
<2 mm
–
NY, CL, PP, PE
–
[111]
41
India
Commercial
sea Salt
Marine
Light microscope,
Fluorescence Microscope,
FTIR
5.2–3.8
µm
<700MPs/kg
CP, PR, PA, PAE, PE,
PET
Mps/kg
[115]
42
Tamilnadu
Sediments
Beach
Stereozoom Microscope,
FTIR-ATR
>2 mm
204 particles/kg
PE, NY, PVC
Particles/kg
[129]
43
Tamilnadu
Sediments
Estuary
Filtering, Fluorescence
Microscopy
–
30.2, 9.4, 11.7 mg/kg
–
mg/kg
[9]
44
Nagpur
Dust
Roadside
Stereomicroscope (10
×
40x), ATR-FTIR, SEM
PM10
PM2.5
50 to 120 particles/day LDPE, Rayon
Rubber, PS
Polyaniline, Polyolefin,
PVC
Particles/day
[84]
45
Patna
Dust
Indoor dust
HPLC-MS/MS
<5 mm
55 to 6800
µg (PET)
<0.11 to 530
µg (PC)
PET, PC
µg
[141]
46
Tamilnadu
Water
sediments
Lake
ATR FTIR
0.3–2 mm
Water: 28 items/km 2
Sediments: 309
items/kg
PP, PS, Nylon
PVC, PE
Items/km2
Items/kg
[12]