99% Lye?

[Saponif]

Hi all! It's been about 10 years since I've made soap, but I am planning to get back into it again. I found sodium hydroxide on Amazon that says it is 99%. Is this typical or should I choose a different product?
Here is the listing: Amazon.com

TIA for your help!

 

[dmcgee5034]

Looks good to me!

 

[shunt2011]

Perfectly fine.