SVK Acid Pickling Inhibitor (Grade A)

Brand:

SVK

pH:

4.0-7.0

Density:

1050-1100 (Grade A-1); 1050-1080 (Grade A-2); not specified (Grade B) — at 20°C

Concentration:

Protection degree (Z) at a dilution of 2 g/dm³ in a 20% sulfuric acid solution at a temperature of 40±2°C in a 20% hydrochloric acid solution — not less than 97.6% (all three grades A-1, A-2, B)

Temperature range:

Testing at 20°C; test solution: 20% H2SO4 solution, 40±2°C — 20% HCl solution

Colour:

Homogeneous liquid from yellow to dark brown color

Shelf life:

12 months