Toluene Specification Comparison chart by Sigma-Aldrich.

Sigma-Aldrich Toluene Specifications Comparison
	CHROMASOLV Plus	CHROMASOLV for HPLC	Anhydrous	ACS Spectro- photometric	ACS	ReagentPlus
Purity	≥99.9%	99.9%	99.8%	≥99.5%	≥99.5%	99%
UV Absorption
λ: 284 nm	≤1.00
λ: 286 nm				≤1.00
λ: 288 nm				≤0.50
λ: 290 nm		≤0.30
λ: 293 nm				≤0.20
λ: 300 nm	≤0.10			≤0.10
λ: 310 nm		≤0.05		≤0.05
λ: 325 nm	≤0.02
λ: 335 nm				≤0.02
λ: 350 nm	≤0.005	≤0.004		≤0.01
λ: 400 nm	≤0.005			≤0.01
Total Impurities
Water	≤0.02%	≤0.02%	≤0.001%	≤0.03%	≤0.03%
Water			≤0.005% (100mL)
Evaporation Residue	≤0.0001%	≤0.0005%	≤0.0005%	≤0.0004%	≤0.001%
Halogenated Residue	≤10 ng/L (as Heptachlor epoxide)
Titratable acid		≤0.001% free acid (as HCl)
Sulfur compounds				≤0.003%	≤0.003%
Thiophene		≤0.0005%
Packaging Options
	CHROMASOLV Plus	CHROMASOLV for HPLC	Anhydrous	ACS Spectro- photometric	ACS	ReagentPlus
Glass Bottle	650579	34866		155004	179418	179965
PVC Coated Bottle		648566			320552
Sure/Seal^™			244511
Aluminum Bottle					676756
NOWPAK^™		34866
Pure-Pac^™		34866	244511
Carbon Steel					179418	179965

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