Arjun Gopal vs Union Of India . on 12 September, 2017
sampling on EPM
24 hours** 1.0 1.0 2000 or equivalent
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- ED-XRF using Teflon
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7. Carbon 8 hours* * 02 02 - Non Dispersive ... method after
µg/m3 sampling on EPM
2000 or equivalent
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12. Nickel (Ni), Annual* 20 20 - AAS/ICP method after