Min. Order Reference FOB Price
40 Pieces US$10.00-600.00 / Piece
Product Description
Product Description BLACKLIGO® 400 is an organophilic lignite designed to reduce HPHT filtration of all oil-based mud and synthetic-based mud at temperatures up to 400°F. BLACKLIGO® 400 can act synergistically with the primary and secondary emulsifiers in conventional Invert Emulsion ...