Lubricating Oil Tester
- DSHD-0191 Demulsification Characteristic Tester
- DSHD-0308 Lubricating Oils Air Release Properties Tester
- DSHD-4929A Dropping Point Tester
- DSHD-0193 Automatic lubricating oils Oxidation Stability Tester
- DSHD-0722-I High-temperature Foaming Characteristics Tester
- DSHD-12579 Foaming Characteristics Tester
- DSHD-11143 Lubricating Oils Rust Tester