ISO 4406 - Liquid Particle Count
We perform lubricants quality testing by ISO 4406 to measure the particle contamination in hydraulic fluids. The final results are reported using a scale showing particle contamination in certain ranges depending on how many particles are counted.
You can learn more about this test standard, or purchase a copy, by going to the website for ISO - the International Organization for Standardization.
Sample quantity required: 300ml
We also perform particulate contamination testing by Hach 8160, FTM 3012, NAS 1638, FTM 3010, FTM 3009, ASTM D6217, ASTM D5452, ASTM D4176, ASTM D2276, FTM 3013, ASTM D4898. These different test methods use different instruments or procedures or are used for certain sample types. Click on the test method number to learn more about each test.
Learn more about our laboratory's certifications and quality program here.