Found this on Slickdeals.net. Ordered a couple of kits for myself.
30% Off All Salifert Aquarium Test Kits ★ - Today Only! Free Shipping
SaltwaterAquarium.com is having a special today on Salifert Test Kits
30% Off All Salifert Test Kits - TODAY ONLY! Use Coupon Code "SALIFERT"
https://www.saltwateraquarium.com/brands/Salifert.html
30% Off All Salifert Aquarium Test Kits ★ - Today Only! Free Shipping
SaltwaterAquarium.com is having a special today on Salifert Test Kits
30% Off All Salifert Test Kits - TODAY ONLY! Use Coupon Code "SALIFERT"
https://www.saltwateraquarium.com/brands/Salifert.html