How to obtain 70% from black pantone

[sara25264084lf7m]

Hello everyone, 
I'm doing a packaging for a client on illustrator, printer said:  "box should be 70% pantone black only"
How can I achieve that on illustrator? does it means opacity?
Thank you in advance

[Jacob Bugge · Accepted solution]

Sara,

I believe the long answer is tint.

You can look at Change the tint of a color here,

https://helpx.adobe.com/illustrator/using/adjusting-colors.html

and see this,

https://helpx.adobe.com/illustrator/how-to/create-color-swatches.html