Mass Spectrometer Leak Testing (MSLT)

We provide NDT Level II and III Mass Spectrometer Leak Testing inspectors for your specific needs on-site at your facility in any industry certified to your standards, CP-189, SNT-TC-1A or NAS-410. Our inspectors undergo a 7 year background, state and federal screening, with a full DOT drug screening.


Leak Testing Techniques


  • Bubble Testing
  • Pressure Change
  • Mass Spectrometer
  • Halogen Diode
  • Liquid Penetrant
  • Bleed through technique

NDT Level III Services

  • NDT facility audit
  • NDT contract compliance
  • NDT consulting
  • NDT personnel certification
  • NDT procedure writing
  • NDT procedure review
  • Procedure validation and verification
  • Military validation and verification
  • NDT expert witness
  • NDT mediation
  • NDT quality control review
  • Project management
  • Program development
  • Audit preparation

Leak Testing Training

Training programs for test technicians can be developed in leak test method(s) for qualification or certification in accordance with SNT-TC-1A and CP-189. Aqualified can prepare and conduct this training for you, or assist you with your specific needs.

Test Procedure Writing/Development

We can assist you in selecting the best technique to meet your needs, and develop a written programs to meet your specific need or test requirements. Beginning with an initial review of your customer or spec requirement, we will evaluate cost and necessity to determine the most cost effective Leak Test technique and equipment. Once the technique is selected, we will prepare the written procedures and offer training and qualification programs assistance to meet your requirements.

Certification Programs

We offer Level III LT services to assist our clients with their certification program needs. Whether your specific needs are program auditing, or full program development, our staff can assist you with your specific needs to meet project or code requirements.