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Heavy metal and silica contents in the paints (units: metals, ppm; silica, percentage)
| Paint type | Color | Hexavalent chromium | Total chromium | Lead | Strontium | Cadmium | Silica |
|---|---|---|---|---|---|---|---|
| Normal paint | Orange yellow | 18,295 | 43,416 | 173,568 | 46 | 9 | 0.9 |
| Normal yellow | 14,085 | 14,085 | 78,105 | 141 | ND | 1.2 | |
| Bright yellow | 10,935 | 36,302 | 186,437 | 267 | ND | 1.0 | |
| Eco-friendly paint | Yellow | 0.43 | 8 | 46 | 4 | ND | 1.1 |
| Red | ND | 2 | 12 | 2 | ND | ND | |
| Green | 0.04 | 3 | ND | 1 | ND | 0.7 | |
| Silver | ND | 3 | 9 | 2 | ND | ND |
ND, not detected; ppm, parts per million.
