2026-05-27 ah a rawn thleng ang
PTFE emulsion quality test-naah hian key indicator paruk a tel a, chungte chu solid content (60±2% per T/FSI 067-2021), pH (9.0-11.0), particle size distribution (laser diffraction/DLS), viscosity (12-30 mPa·s at 25°C), stability (centrifugal, thermal, freeze-thaw), leh a lan dan. He guide hian parameter tinte tana standard test methods a huam a ni.
Chhiar belh rawh