oily surface when mixing salt

[gc09]

i started mixing salt in a 20g container ,with powerhead to mix i am using petco premium marine salt, i left there for 2days and today i remove plastic cover and find an oil,surface is this ok or what im new to sw mixing my first batch of water thanks

[mistahoo]

Was there residue inside the container?

[gc09]

not that i know of tripple rinsed with hot water

[johnnymisty]

Could be a protein layer what color is the film

[gc09]

Cleat /white

[gc09]

Should I just change container

[barrettsline]

oily surface when mixing salt

Skim the top off and throw in a power head. If it doesn't look oily, it should be fine. In all reality it's probably just dust.

[gc09]

Ok I will try that thanks

[fish daddy]

what was originally in the container?

[rage]

i started mixing salt in a 20g container ,with powerhead to mix i am using petco premium marine salt, i left there for 2days and today i remove plastic cover and find an oil,surface is this ok or what im new to sw mixing my first batch of water thanks

That is just un-dissolved salt. I bet you have a white film sticking to the wall of the container as well. Don't worry about it, just do not add it to your main tank.