Lovibond Cal-Check Photometer Test Tablets the suitable tablet for the fast result Highlights - Highest accuracy - Easy handling - Precise dosing - Enormous durability Water analysis couldnt be easier. Precise dosing, long shelf life and easy handling make the tablet reagent the most popular indicator system and the cheapest way to have analyse a parameter. The tablet reagent in the aluminium blister pack withstands almost all climatic conditions and external influences. In addition, there is no safety risk for the user. Lovibond Code: 515651 Storage & Handling - Store in a cool, dry place away from oxidizing and reducing agents, strong acid, alkalis, solvents and organic materials. - Do not mix with other chemicals. - Always wear suitable gloves and eye protection when handling. Use biocides safely. Always read the label and product information before use.