Zchek DL Previous Next ZChek DL Solvent based Developer ZChek-DL is a high performance Non – Aqueous Developer used in both Type 1 & Type 2 and all methods used in Liquid Penetrant Inspection. Specially formulated to exhibit brilliant white background to enhance the visibility of indications. Download TDS Download MSDS Download MSDS Aerosol Batch Certificate Product Properties Applications Approvals / Confirms NDT Type: Visible Penetrant Testing, Fluorescent Penetrant TestingPenetrant Type: Type 1, Type2 Ideal Application: Field applications, Machine shops, Welds ASME B & PV Code, Sec VEN ISO 3452-2ASTM E-165IS 3658NPCL Product Properties NDT Type: Visible Penetrant Testing, Fluorescent Penetrant TestingPenetrant Type: Type 1, Type2 Applications Ideal Application: Field applications, Machine shops, Welds Approvals / Confirms ASME Boiler & Pressure Vessel. Section VENISO 3452-2AMS 2644IS 3658NPCIL Related Products ZChek PT Solvent removable penetrant - Formulated to provide excellent penetrating property & highest reliability. View details ZChek PTW Water washable penetrant which eleminates the need for solvents and exhibits excellent penetrating property. View details ZChek CR NDT Cleaner & Remover View details ZChek CL Zchek CL is an NDT-approved solvent cleaner/remover for pre-cleaning View details ZChek FP1 Water Washable Penetrant View details ZChek FP2 Water Washable Penetrant View details