Minimum assay (G.C.) (isomers mixture C8H10)............................... 98,5 %

Identity..............................................................................................IR p/t.

Density at 20/4....................................................................... 0,862-0,864

MAX. IMPURITIES

APHA colour...........................................................................................10

Non-volatile matter....................................................................... 0,001 %

Benzene (G.C.)................................................................................. 0,1 %

Ethylbenzene (G.C.).............................................................................4 %

Toluene (G.C.)................................................................................... 0,4 %

Darkened substances by H2SO4........................................................... p/t.

Sulphur compounds (as CS2)..................................................... 0,0003 %

Acidity.................................................................................. 0,0001 meq/g

Alkalinity.............................................................................. 0,0001 meq/g

Water (H2O)..................................................................................... 0,03 %

Thiophene (C4H4S)...................................................................... 0,0001 %

Ca............................................................................................. 0,00005 %

Cd........................................................................................... 0,000005 %

Co........................................................................................... 0,000002 %

Cr............................................................................................ 0,000002 %

Cu........................................................................................... 0,000002 %

Fe.............................................................................................. 0,00001 %

Mg............................................................................................ 0,00001 %

Mn.......................................................................................... 0,000002 %

Ni............................................................................................ 0,000002 %

Pb............................................................................................. 0,00001 %

Zn............................................................................................. 0,00005 %