TQC Bresle (Chloride Test) Kit & Patches The TQC Bresle Kit - Chloride Test Kit includes all the necessary equipment for assessing the level of soluble salts on blast-cleaned surfaces prior to coating. Inside the kit, is a conductivity gauge used for the assessment of soluble salt ions as chlorides, sulphates and nitrates. Contamination of blast-media The TQC Bresle Kit - Chloride Test Kit is also suitable to determine the contamination of blast-media in use. This test helps to prevent the state - that the dissolved salts in the recycled abrasive media or water will not re-contaminate the surface being cleaned. Unique Feature Unique Direct Sampling Procedure (DSP) to ensure high speed and accuracy. Up to 60 times more accurate than other test kits available.