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[Test] Insoluble residue: Toluene B method

Measure the toluene-insoluble fraction precipitated by centrifugation! The subjects are engine oil and automotive gear oil.

We would like to introduce our lubricant oil testing analysis "Insoluble Matter: Toluene B Method." This measures the amount of impurities and wear metals in the oil. A sample is taken in a dedicated centrifuge tube, and after performing the insoluble matter: Pentane B method (L235), toluene is added, and the toluene insoluble matter precipitated by centrifugation is measured. 【Test Details】 ■ Item Number: L237 ■ Required Volume: 30ml ■ Standard Number: ASTM D893 *For more details, please refer to the PDF document or feel free to contact us.