CGSB 4.2 NO. 68-04-CAN/CGSB-2004
M磂thodes pour 磂preuves textiles Textiles ?Essais de solidit磂 des teintures ?Partie J01: Principes g磂n磂raux du mesurage de la couleur de surface

Standard No.

CGSB 4.2 NO. 68-04-CAN/CGSB-2004

Release Date

2004

Published By

Canadian General Standards Board （CGSB)

Status

Withdraw

Scope

This standard applies to the physical and chemical limits of re-refined base oils derived from various refining processes when recycling used oils to produce base oils for lubricants. Re-refining may include distillation, ASTM D 4175) 0 hy drotreating,