1.

Appearance

Crystalline powder of yellow-orange colour

2.

Solubility

Of slow and very limited solubility in 0,1N HCl и 0,9% NaCl, practically insoluble in 95% alcohol

3.

Identification:

• UV-spectrum
• Qualitative response to platinum
• Qualitative response to ammonia
• Qualitative response to chlorides

Maximum at l=301±2нм

Maximum at l=246±2 нм

Distance 276-284 нм

positive

positive

positive

4.

Solution clarity

Corresponds to Reference Standard №1 (SP XI)

5.

Water, %

Not more than 0,5

6.

Foreign impurities, %:

• Trans-isomer
• Other foreign impurities

Not more than 1,0

Not more than 1,0

7.

Qualitative determination Basic component content, %:

• Platinum determination result
• Nitrogen determination data

Not less than 99,0

Not less than 99,0

8.

Platinum content, %

Not less than 64,35