Minimum assay (G.C.).................................................................... 99,0 %

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

Density at 20/4....................................................................... 1,043-1,049

MAX. IMPURITIES

APHA colour...........................................................................................20

Residue on ignition (as SO4)......................................................... 0,005 %

Acetophenone (G.C.)...................................................................... 0,02 %

Benzaldehyde (G.C)........................................................................ 0,01 %

Water (H2O)....................................................................................... 0,1 %

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