| 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.
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| 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. |