| Plant | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|
| Brassica oleracea var. sabellica l. | Leaf | 1.0 | 8.0 | -0.1 | * |
| Brassica oleracea var. gemmifera | Leaf | 0.4 | 10.0 | -0.1 | USDA's Ag Handbook 8 and sequelae) |
| Brassica rapa | Leaf | 0.7 | 15.0 | -0.1 | USDA's Ag Handbook 8 and sequelae) |
| Brassica napus var. napobrassica | Root | 0.4 | 4.0 | -0.0 | USDA's Ag Handbook 8 and sequelae) |
| Brassica rapa | Root | 0.3 | 4.0 | -0.0 | * |
| Brassica oleracea var. viridis l. | Leaf | 0.6 | 10.5 | -0.1 | * |
| Brassica oleracea var. botrytis l. | Leaf | 1.1 | 21.0 | -0.1 | * |
| Brassica chinensis | Leaf | 0.7 | 15.0 | -0.1 | * |
| Brassica oleracea | Stem | 0.2 | 2.2 | -0.9 | * |
| Brassica oleracea var. capitata l. | Leaf | -- | 4.0 | -0.2 | * |
| Brassica oleracea var. italica | Leaf | 1.1 | 21.0 | -0.1 | * |
| Brassica oleracea var. botrytis l. | Flower | 0.3 | 11.0 | 1.1 | * |
| Brassica nigra | Leaf | 0.56 | 9.72 | -0.1 | USDA's Ag Handbook 8 and sequelae) |
| Bromelia pinguin | Shoot | 0.4 | 9.0 | -0.9 | * |
| Brosimum alicastrum | Fruit | 0.1 | 2.3 | -0.6 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |
| Bupleurum chinense | Root | -- | -- | * | |
| Byrsonima crassifolia | Fruit | 0.1 | 2.3 | -0.6 | * |
| Cajanus cajan | Seed | 1.7 | 8.0 | 1.7 | * |
| Cajanus cajan | Fruit | 1.6 | 6.9 | 0.4 | * |
| Calathea macrosepala | Flower | 1.0 | 13.0 | 1.6 | CRC Handbook of Medicinal Herbs and/or CRC Handbook of Proximate Analyses |