Wis. Admin. Code Department of Natural Resources NR 274.284
Any new source subject to this subchapter shall achieve the following standards:
Table 28-11
Secondary Tantalum Tantalum Alloy Leach and Rinse
NSPS | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | 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) |
(1) Within the range of 7.5 to 10.0 at all times
Table 28-12
Secondary Tantalum Capacitor Leach and Rinse
NSPS | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of tantalum powder produced from leaching | |
Copper | 25.860 | 12.320 |
Lead | 5.656 | 2.626 |
Nickel | 11.110 | 7.474 |
Zinc | 20.600 | 8.484 |
Tantalum | 9.090 | |
Total suspended solids | 303.000 | 242.400 |
pH | (1) | (1) |
(1) Within the range of 7.5 to 10.0 at all times
Table 28-13
Secondary Tantalum Tantalum Sludge Leach and Rinse
NSPS | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of equivalent pure tantalum powder produced | |
Copper | 262.800 | 125.200 |
Lead | 57.480 | 26.690 |
Nickel | 112.900 | 75.960 |
Zinc | 209.400 | 86.230 |
Tantalum | 92.390 | |
Total suspended solids | 3,080.000 | 2,464.000 |
pH | (1) | (1) |
(1) Within the range of 7.5 to 10.0 at all times
Table 28-14
Secondary Tantalum Tantalum Powder Acid Wash and Rinse
NSPS | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of tantalum powder produced | |
Copper | 0.448 | 0.214 |
Lead | 0.098 | 0.046 |
Nickel | 0.193 | 0.130 |
Zinc | 0.357 | 0.147 |
Tantalum | 0.158 | |
Total suspended solids | 5.250 | 4.200 |
pH | (1) | (1) |
(1) Within the range of 7.5 to 10.0 at all times
Table 28-15
Secondary Tantalum Leaching Wet Air Pollution Control
NSPS | ||
Maximum for any 1 day | Maximum for monthly average | |
Pollutant or pollutant property | mg/kg (pounds per million pounds) of equivalent pure tantalum powder produced | |
Copper | 6.246 | 2.977 |
Lead | 1.366 | 0.634 |
Nickel | 2.684 | 1.806 |
Zinc | 4.978 | 2.050 |
Tantalum | 2.196 | |
Total suspended solids | 73.200 | 58.560 |
pH | (1) | (1) |
(1) Within the range of 7.5 to 10.0 at all times
Wis. Admin. Code Department of Natural Resources NR 274.284