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Electronic Code of Federal Regulations

e-CFR data is current as of February 25, 2020

Title 7Subtitle BChapter ISubchapter APart 29Subpart C → §29.2437


Title 7: Agriculture
PART 29—TOBACCO INSPECTION
Subpart C—Standards


§29.2437   Heavy Leaf (B Group).

This group consists of leaves usually grown at or above the center portion of the stalk. These leaves have a pointed tip, tend to fold, are heavier in body than those of the X or C groups, and show no ground injury. Choice- and fine-quality leaves of this group have a distinctive, smooth leaf surface.

U.S. gradesGrade names and specifications
B1FChoice Medium-brown Heavy Leaf.
         Medium body, ripe, firm, oily, semi-elastic, strong, bright finish, deep color intensity, broad, 95 percent uniform, and 5 percent injury tolerance.
B2FFine Medium-brown Heavy Leaf.
         Medium body, ripe, firm, oily, semi-elastic, strong, clear finish, deep color intensity, spready, 90 percent uniform, and 10 percent injury tolerance.
B3FGood Medium-brown Heavy Leaf.
         Medium body, mature, firm, oily, semielastic, normal strength, clear finish, moderate color intensity, normal width, 80 percent uniform, and 20 percent injury tolerance.
B4FFair Medium-brown Heavy Leaf.
         Medium body, mature, close, lean in oil, inelastic, weak, dull-finish, pale color intensity, narrow, 70 percent uniform, and 30 percent injury tolerance.
B5FLow Medium-brown Heavy Leaf.
         Medium body, mature, close, lean in oil, inelastic, weak, dull finish, pale color intensity, narrow, 60 percent uniform, and 40 percent injury tolerance.
B1DChoice Dark-brown Heavy Leaf.
         Heavy, ripe, firm, oily, semielastic, strong, bright finish, deep color intensity, spready, 95 percent uniform, and 5 percent injury tolerance.
B2DFine Dark-brown Heavy Leaf.
         Heavy, ripe, firm, oily, semielastic, strong, clear finish, deep color intensity, spready, 90 percent uniform, and 10 percent injury tolerance.
B3DGood Dark-brown Heavy Leaf.
         Heavy, mature, firm, oily, semi-elastic, normal strength, clear finish, moderate color intensity, normal width, 80 percent uniform, and 20 percent injury tolerance.
B4DFair Dark-brown Heavy Leaf.
         Heavy, mature, close, lean in oil, inelastic, weak, dull finish, pale color intensity, narrow, 70 percent uniform, and 30 percent injury tolerance.
B5DLow Dark-brown Heavy Leaf.
         Heavy, mature, close, lean in oil, inelastic, weak, dull finish, pale color intensity, narrow, 60 percent uniform, and 40 percent injury tolerance.
B3MGood Mixed Color Heavy Leaf.
         Medium to heavy body, mature, firm, oily, semielastic, normal strength and width, 80 percent uniform, and 20 percent injury tolerance.
B4MFair Mixed Color Heavy Leaf.
         Medium to heavy body, mature, close, lean in oil, inelastic, weak, narrow, 70 percent uniform, and 30 percent injury tolerance.
B5MLow Mixed Color Heavy Leaf.
         Medium to heavy body, mature, close, lean in oil, inelastic, weak, narrow, 60 percent uniform, and 40 percent injury tolerance.
B3GGood Green Heavy Leaf.
         Medium to heavy body, mature, firm, oily, semielastic, normal strength, clear finish, normal width, 80 percent uniform, and 20 percent injury tolerance.
B4GFair Green Heavy Leaf.
         Medium to heavy body, immature, close, lean in oil, inelastic, weak, dull finish, narrow, 70 percent uniform, and 30 percent injury tolerance.
B5GLow Green Heavy Leaf.
         Medium to heavy body, immature, close, lean in oil, inelastic, weak, dull finish, narrow, 60 percent uniform, and 40 percent injury tolerance.

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