Spectroline GS-1/E GLO-STICK Universal Dye Capsule for small to medium size systems.

• Up to 4.9 lbs of refrigerant or 1.6 quarts of lubricant
• Easy to use — Prefilled, disposable capsules allow dye to be injected into pressurized systems using refrigerant.
• Clean and precise — The entire contents is washed into the system.
• Safe — Will withstand pressures of more than 1000 psi.