SH7550 Crude Oil Wax Content Tester for Wax Test Per SY/T‑7550 Low‑Moisture Crude Oil Sample Analysis The SH7550 Crude Oil Wax Content Tester is developed and manufactured in compliance with the Chinese industrial standard SY/T‑7550 *Determination of Wax, Gum and Asphaltene Contents in Crude Oil*. It applies to measuring the wax content of crude‑oil samples with a water content below 0.5 % (mass fraction). Performance characteristics: Adsorption Unit: Stainless‑steel bath