pH......................................................................................................... 5-8

MAX. IMPURITIES

Specific conductance at 25°C

(Measured during production)........................................1,0x10-6ohm-1cm-1

ABS at l 254 nm in water, 1 cm..........................................................0,01

Non-volatile matter..................................................................... 0,0001 %

Residue on ignition..................................................................... 0,0002 %

Reducing substances to KMnO4.......................................................... p/t.

Chloride (Cl).............................................................................. 0,00001 %

Phosphate (PO4)..................................................................... 0,000005 %

Nitrate (NO3).............................................................................. 0,00002 %

Silicate (SiO2).......................................................................... 0,000001 %

Sulphate (SO4)............................................................................ 0,0001 %

Ammonium (NH4).................................................................... 0,000001 %

Heavy metals (as Pb).............................................................. 0,000001 %

Metals by ICP [mg/Kg (ppm)]

Ag..........................0,01

Al...........................0,02

As..........................0,05

Au..........................0,01

B............................0,01

Ba..........................0,01

Be..........................0,02

Bi...........................0,01

Ca............................0,1

Cd..........................0,01

Co..........................0,01

Cr...........................0,01

Cu..........................0,01

Fe...........................0,01

Ga..........................0,01

Ge..........................0,01

Hg..........................0,05

In............................0,01

K............................0,05

Li............................0,02

Mg.........................0,05

Mn.........................0,01

Mo.........................0,01

Na............................0,1

Ni...........................0,01

Pb..........................0,01

Pt...........................0,01

Sb..........................0,01

Se..........................0,01

Sn..........................0,01

Sr...........................0,05

Ti............................0,01

Tl............................0,01

V............................0,01

Zn..........................0,05

Zr...........................0,01