Bromobenzene	D	D	D	D	B	A	D	B	B	D
Bromochloromethane		D	D	B	C	A	D	B	B
Bromotoluene	D		D		B	A	A	A	A	A
Bronzing Liquid	A	D	D	B	D	A			A
Bunker Oil	B	B	A	D	A	A	A	A	A
Butadiene	D	B	A	C	A	A	A		A	D	A
Butane	C	B	A	C	A	A	A		A	C/72	A
Butter	A	B	A	A	A	A	A	D	A
Buttermilk	A	A	A		A		A		A	A	A
Butyl Acetyl Ricinoleate	B	B	A	D	A	A	A	A	A
Butyl Acetate	B	D	D	B	D	A	A	A	C	C/72	A/70
Butyl Acrylate	C	D	D	D	D	A				D	A/70
Butyl Alcohol (Butanol)	B	A	A	B	A	A	B	A	A
Butyl Amine	A	D	B	D	D	A				B	B/70
Butyl Benzoate	D	D		B	A	A	B	B	B
Butyl Bromide			D		B	A
Butyl Butyrate			D	A	D	A	A	A	A
Butyl Carbitol	B	B	A	A	A	A		A
Butyl Cellosolve	A	C	B	A	C	A		A
Butyl Chloride			D		A	A	D	B	B	D
Butyl Ether		B	A		C	A	A	B	A	D
Butyl Oleate	D	D		B	A	A		A
Butyl Stearate	C	D	A	B	A	A	B	B	B
Butylene	D		B	D	A	A	A		A	D	A
Butyraldehyde	C	C	D	B	D	A				D	B
Butyric Acid	A	D	D	C	D	A	B	A	A	A	A
Butyronitrile		D	D	A		A