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Vapour pressure

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Description of key information

0.000129 Pa at 20 °C  and 0.000155 Pa at 25 °C

Key value for chemical safety assessment

Additional information

The vapour pressure of Nickel hydrogencitrate was measured according to OECD 104 (effusion method following Knudsen) under GLP-conditions. The stated values are 0.000129 and 0.000155 Pa at 20 and 25 °C, respectively.

Remark:

Nickel hydrogencitrate and Trinickel dicitrate are comparable: Since citric acid is a multifunctional acid, at different pH values various intermediate ions like citrate, hydrogencitrate and dihydrogencitrate are formed.