Bright Dyes FWT Red Fluorescent Dye Tablets, 200 Tablet Bottle
Product Code #92991
Bright Dyes FWT Red products are specially formulated versions of Rhodamine WT dye for use in water tracing and leak detection studies and are certified by NSF International to ANSI/NSF Standard 60 for use in potable water. It can be detected visually, by ultraviolet light, and by appropriate fluorometric equipment. Visual appearance is bright pink to red (depending on concentration) and bright orange under ultraviolet light. FWT Red also appears more prominently against background fluorescence when used in fluorometry. Bright Dyes FWT products are resistant to absorption on most suspended matter in both fresh water and salt water, and is significantly more resistant to degradation by sunlight when compared to Bright Dyes FLT Yellow/Green.
General Properties | Tablets | Liquids | Powders |
Visual Detectability | <100 ppb | <100 ppb | <100 ppb |
NSF (Max.) | 0.3 ppb | 0.4 ppb | 0.1 ppb |
Dissolution Time | 50% < 3 minutes/95% < 6 minutes | Immediate | 50% < 3 minutes/95% < 6 minutes |
Coverage | 1 Tablet | 1 Pint Liquid | 1 Pound Powder |
Light Visual | 604 gallons | 62,500 gallons | 600,000 gallons |
Strong Visual | 60 gallons | 6,250 gallons | 60,700 gallons |