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§ 421.284 Standards of performance for new sources.
Any new source subject to this subpart shall achieve the following new source performance standards:
(a) Tantalum alloy leach and rinse.
NSPS for the Secondary Tantalum Subcategory
Pollutant or pollutant property | Maximum for any 1 day | Maximum for monthly average |
---|---|---|
mg/kg (pounds per million pounds) of tantalum powder produced | ||
Copper | 295.200 | 140.700 |
Lead | 64.570 | 29.980 |
Nickel | 126.800 | 85.320 |
Zinc | 235.200 | 96.850 |
Tantalum | 103.800 | |
Total suspended solids | 3,459.000 | 2,767.000 |
pH | ( 1) | ( 1) |