pinch of pink sea salt and ocean waves

Some other substances are needed as well

Width:    23

Material: Stoneware

API Test Kit KH for Freshwater/Saltwater POP MART pinch of pink sea saltTests tap water & fresh or saltwater aquariums for carbonate hardness (KH). Can be used to determine the proper dose of pH buffers. 100% Authentic Original Real Legitimate Genuine Guaranteed BRAND NEW straight from the USA. Disclaimer: LittleLuxeOfLife is not associated or affiliated with any brand that we sell. All copyrights are reserved to its original brand owners. All products that we sell are bought from the US Authorized Retailers and Websites.