#### § 29.3647 Heavy Leaf (B Group).

This group consists of leaves which are medium to heavy in body and show little or no ground injury.

| Grades | Grade names, minimum specifications, and tolerances |
| --- | --- |
| B1F | Choice Quality Medium-brown Heavy Leaf. |
| | Ripe medium body, open leaf structure, smooth, rich in oil, clear finish, deep color intensity, semielastic, spready, 90 percent uniform, and 10 percent injury tolerance. |
| B2F | Fine Quality Medium-brown Heavy Leaf. |
| | Ripe, medium body, open leaf structure, smooth, rich in oil, clear finish, deep color intensity, semielastic, spready, 85 percent uniform, and 15 percent injury tolerance. |
| B3F | Good Quality Medium-brown Heavy Leaf. |
| | Mature, medium body, firm leaf structure, crepy, oily, normal finish, moderate color intensity, semielastic, normal width 80 percent uniform, and 20 percent injury toleance. |
| B4F | Fair Quality Medium-brown Heavy Leaf. |
| | Mature, medium body, close leaf structure, rough, lean in oil, dull finish, pale color intensity, inelastic, narrow, 70 percent uniform, and 30 percent injury tolerance. |
| B5F | Low Quality Medium-brown Heavy Leaf. |
| | Underripe, medium body, close leaf structure, rough, lean in oil, dull finish, pale color intensity, inelastic, narrow, 60 percent uniform, and 40 percent injury tolerance. |
| B1R | Choice Quality Reddish-brown Heavy Leaf. |
| | Ripe, heavy, open leaf structure, smooth, rich in oil, clear finish, deep color intensity, semielastic, spready, 90 percent uniform, and 10 percent injury tolerance. |
| B2R | Fine Quality Reddish-brown Heavy Leaf. |
| | Ripe, heavy, open leaf structure, smooth, rich in oil, clear finish, deep color intensity, semi-elastic, spready, 85 percent uniform, and 15 percent injury tolerance. |
| B3R | Good Quality Reddish-brown Heavy Leaf. |
| | Mature, heavy, firm leaf structure, crepy, oily, normal finish, moderate color intensity, semielastic, normal width, 80 percent uniform, and 20 percent injury tolerance. |
| B4R | Fair Quality Reddish-brown Heavy Leaf. |
| | Mature, heavy, close leaf structure, rough, lean in oil, dull finish, pale color intensity, inelastic, narrow, 70 percent uniform, and 30 percent injury tolerance. |
| B5R | Low Quality Reddish-brown Heavy Leaf. |
| | Underripe, heavy, close leaf structure, rough, lean in oil, dull finish, pale color intensity, inelastic, narrow, 60 percent uniform, and 40 percent injury tolerance. |
| B1D | Choice Quality Dark-brown Heavy Leaf. |
| | Ripe, heavy, open leaf structure, smooth, rich in oil, normal finish, deep color intensity, semi-elastic, spready, 90 percent uniform, and 10 percent injury tolerance. |
| B2D | Fine Quality Dark-brown Heavy Leaf. |
| | Ripe, heavy, open leaf structure, smooth, rich in oil, normal finish, deep color intensity, semielastic, spready 85 percent uniform, and 15 percent injury tolerance. |
| B3D | Good Quality Dark-brown Heavy Leaf. |
| | Mature, heavy, firm leaf structure, crepy, oily, normal finish, moderate color intensity, semielastic, normal width, 80 percent uniform, and 20 percent injury tolerance. |
| B4D | Fair Quality Dark-brown Heavy Leaf. |
| | Mature, heavy, close leaf structure, rough, lean in oil, dull finish, pale color intensity, inelastic, narrow, 70 percent uniform, and 30 percent injury tolerance. |
| B5D | Low Quality Dark-brown Heavy Leaf. |
| | Underripe, heavy, close leaf structure, rough, lean in oil, dull finish, pale color intensity, inelastic, narrow, 60 percent uniform, and 40 percent injury tolerance. |
| B3M | Good Quality Mixed Heavy Leaf. |
| | Mature, medium body, firm leaf structure, crepy, oily, normal finish, moderate color intensity, semielastic, normal width, 80 percent uniform, and 20 percent injury tolerance. |
| B4M | Fair Quality Mixed Heavy Leaf. |
| | Mature, medium body, close leaf structure, rough, lean in oil, dull finish, pale color intensity, inelastic, narrow, 70 percent uniform, and 30 percent injury tolerance. |
| B5M | Low Quality Mixed Heavy Leaf. |
| | Underripe, medium body, close leaf structure, rough, lean in oil, dull finish, pale color intensity, inelastic, narrow, 60 percent uniform, and 40 percent injury tolerance. |
| B3G | Good Quality Green Heavy Leaf. |
| | Underripe, heavy, firm leaf structure crepy, oily, normal finish, semielastic, normal width, 80 percent uniform, and 20 percent injury tolerance. |
| B4G | Fair Quality Green Heavy Leaf. |
| | Immature, medium body, close leaf structure, rough, lean in oil, dull finish, inelastic, narrow, 70 percent uniform, and 30 percent injury tolerance. |
| B5G | Low Quality Green Heavy Leaf. |
| | Immature, medium body, close leaf structure, rough, lean in oil, dull finish, inelastic, narrow, 60 percent uniform, and 40 percent injury tolerance. |

[30 FR 9207, July 23, 1965, as amended at 49 FR 16759, Apr. 20, 1984]