Mobil SHC Aware Grease EP 2
Biodegradable lithium-calcium ester grease for marine winches, cranes and wire rope
- Open gears & ropes
- Bearings & chassis
NLGI 2
Biodegradable hydraulic and control line fluid, OSPAR Yellow category
US EPA Vessel General Permit (VGP)
EPA permit requiring environmentally acceptable lubricants at oil-to-sea interfaces of vessels.
OECD 301B biodegradability above 60 %
OECD test measuring carbon dioxide evolved over 28 days; above 60 % counts as "readily biodegradable".
USDA BioPreferred program
US federal program for biobased products (including lubricants), with preferred federal purchasing and a certification label.
| Property | Typical value | Method |
|---|---|---|
| Kinematic viscosity @40°Cmm2/s | 20.7 | ASTM D445 |
| Pour point°C | -54 | ASTM D97 |
| Flash point°C | 220 | ASTM D92 |
| Densitykg/m3 | 915 | ASTM D4052 |

Hydraulic and control line fluid, readily biodegradable, saturated synthetic esters. Shell PANOLIN S4 Hydraulic OS EAL 22 has a zinc-free additive technology, blended with high-performance fully synthetic saturated esters, which provides an excellent blend of lubrication performance and environmental acceptability. Readily biodegradable with a low ecotoxicity, particularly suited for subsea, offshore and marine applications where compliance is required, including US waters. ISO VG 22 grade: kinematic viscosity 20.7 mm2/s at 40 °C, pour point -54 °C, flash point 220 °C. It is rated OSPAR Yellow and OCNS Group A (with a substitution warning), and meets EN 16807 criteria for bio-lubricants and the USDA BioPreferred programme.
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