1.

Appearance

Thick dark- brown solution

2.

Palladium content, %, not less than

6,0 – 30,0

6,0 – 30,0

3.

Concentration of free nitric acid, weight, г/дм³, not less than

150

150

4.

Impurities based on palladium, content, %, not more than:

• Platinum, rhodium, ruthenium, silicon, lead (each)

0,01

0,01

• Iron, iridium, gold (each)

0,02

0,01

• Aluminum, bismuth, manganese, molybdenum, arsenic, tin, nickel, antimony, chromium, zinc (each)

-

0,01

• Calcium, silver, magnesium copper (each)

0,0050

0,01