Kalpanaganesan
Well-Known Member
hai
I have bought lye crystals some 2 years ago and I am storing it in air tight container.I have not used most of the crystals.can I use the same or is there any expiry date for the NAOH crystals
I have bought lye crystals some 2 years ago and I am storing it in air tight container.I have not used most of the crystals.can I use the same or is there any expiry date for the NAOH crystals