Sulfur Hexafluoride	B	B	B	A	A	A	D	D
Sulfur Trioxide	C	C	C	C	A	A	D	D	B		D
Sulfur Trioxide (Dry)		D	D	C	A	A	A		C	D	D
Sulfuric Acid (Dilute)	A	B	D		A	A	D	D	B	A	A
Sulfuric Acid (to 10%)	A	D	C	A	A	A	D	D	B	A	A
Sulfuric Acid (10%-75%)	A/100	D	D	C	A	A	D	D	B	A	A/150
Sulfuric Acid (Concentrated)	B	D	D	C	A	A	D		B/70	B/70	A/120
Sulfuric Acid (20% Oleum)	D	D	D	D	B	A	D	D		D	D
Sulfurous Acid	A	B	C		A	A	D	D	B	A	A
Syrup	A	B	A		A		A		A	A
Tall Oil (Liquid Rosin)	B	B	A	D	A	A	D	B	B	A	A
Tallow	B		A	A	A	A	A		A	B/70
Tannic Acid	A	B	A	C	A	A	C	A	A	A	A
Tanning Liqours	A		C		A	A	C	A	A	A
Tar, Bituminous	B	C	B	D	A	A		B	B
Tartaric Acid	A	B	A	B	A	A	C	A	A	A	A
Terpene		D	C	D	A	A	A	D
Terpineol	B	D	C	B	A	A	A	A	A	D	B/120
Tertiary Butyl Alcohol	B	A	A	A	B	A		A		B
Tertiary Butyl Catechol	B	B	D	B	A	A	C	B	B
Tertiary Butyl Mercaptan	B	D	D	D	A	A
Tetra Bromomethane	D	D	D	D	A	A			D
Tetra Butyl Titanate	B	A	B	B	A	A		A
Tetrachlorodifluorethane		D	D			A
Tetrachloroethylene	D	D	D	D	A	A	D	A	A	D
Tetrachloroethane	D		D	D	A	A	D		A	D	A
Tetraethyl Lead	D	D	B	D	A	A		A		A/70	A
Tetraethylene Glycol			A		A	A		A
Tetrahydrofuran	B	D	D	C	B	A		A	A	C	B/70
Tetralin	C	D	D	D	A	A	A	A	A	D
Thionyl Chloride	B	D	D	D	A	A	D	D		D	D
Thiophene		D	D	D	C	A
Titanium Tetrachloride	D	D	C	D	A	A	D	A	B	D	A
Toluene	C	D	C	D	A	A	A	A	A	D	A
Toluene Diisocyanate	B	D		A		A		B	B
Toluene, Toluol	C	D	D	D	A	A	A	A	A	D	A
Toluidine			D		B	A	A	A	A
Tomato Juice	A	A	A				A		A	A	A
Toothpaste		C	A		A	A		D	A
Transformer Oil	D	C	B	D	A	A	A	A	A	B/70
Transmission Fluid Type A	C	C	A	D	A	A	A	A	A
Triacetin	A	A	A	A	C	A	B	A
Triallyl Phosphate		C	D	A	A	A				B
Tributoxy Ethyl Phosphate	B	D	D	A	B	A