HATCOL® 3501

Polyol ester base stock

Hatcol® 3501 is an ISO 46 grade synthetic polyol ester base stock. Hatcol® 3501 is based on pentaerythritol and synthetic carboxylic acids. Its primary use is in refrigeration compressor lubricants.

• compatible with HFC refrigerants
• suitable for use with R-134a, R-404A, R-407C, and R-410A
• NSF HX-1 approved for incidental food contact
• NSF registration number 158463